C8051F8xx Capacitive Touch Sense MCUs

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C8051F8xx Capacitive Touch Sense MCU Block Diagram

The QuickSense™ C8051F8xx family of capacitive sensing MCUs provides an easy and reliable solution for capacitive buttons, sliders, wheels and capacitive proximity sensing. The C8051F800 family builds upon the C8051F700 MCU family by adding a lower-pin count, small form factor option to the industry’s fastest capacitive touch sense solutions. The C8051F800 adds 16-, 20- and 24-pin package options to the existing 48- and 64-pin C8051F700, providing more options to fit products with the optimal pin count, size and cost.  Additional resources such as a 10-bit ADC and digital PWM provide additional human interface support for accelerometers, vibratory haptic feedback, LED illumination control, temperature sensing and resistive touch screen sensing.

With on-chip power-on reset, VDD monitor, watchdog timer and clock oscillator, the C8051F8xx devices are truly stand-alone, system-on-a-chip solutions. The Flash memory can be reprogrammed even in-circuit, providing non-volatile data storage, and also allowing field upgrades of the 8051 firmware. User software has complete control of all peripherals, and may individually shut down any or all peripherals for power savings.

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Features

  • High-speed pipelined 8051-compatible microcontroller core (up to 25 MIPS)
  • In-system, full-speed, non-intrusive on-chip debug interface
  • 10-bit 500 ksps single-ended ADC
  • Precision calibrated 24.5 MHz internal oscillator
  • 16 kB of on-chip Flash memory
  • 512 bytes of on-chip RAM
  • Implemented SMBus/I2C, UART and SPI serial interfaces
  • Three general-purpose 16-bit timers
  • 16-input capacitance to digital converter
  • Programmable Counter/Timer Array (PCA)
  • On-chip internal voltage reference
  • On-chip watchdog timer
  • On-chip power-on reset and supply monitor
  • On-chip voltage comparator
  • 17 general purpose I/O
 

Applications

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Featured Application Notes and Related Firmware

  • Understanding Capacitive Sensing Signal to Noise Ratios (AN367)
  • QuickSense Firmware API (AN366)
  • Baselining in the Capacitive Sensing Firmware API (AN418)

 

Documentation    Expand All   Collapse All

 
 Get notified when these documents are updated.

Data Sheet (2)

Document NameDescriptionVersionLast Updated
C8051F80x-83x_Chinese.pdf
(Chinese) C8051F80x-83x Data Sheet 0.21/20/2010
C8051F80x-83x.pdf
C8051F80x-83x Data Sheet1.07/19/2010

Data Short (9)

Document NameDescriptionVersionLast Updated
C8051F800_806_812_818_short.pdf
C8051F800/806/812/818 Data Short10.20.0910/20/2009
C8051F801_807_813_819_short.pdf
C8051F801/807/813/819 Data Short10.20.0910/20/2009
C8051F802_808_814_820_short.pdf
C8051F802/808/814/820 Data Short10.20.0910/20/2009
C8051F803_809_815_821_short.pdf
C8051F803/809/815/821 Data Short10.20.0910/20/2009
C8051F804_810_816_822_short.pdf
C8051F804/810/816/822 Data Short10.20.0910/20/2009
C8051F805_811_817_823_short.pdf
C8051F805/811/817/823 Data Short10.20.0910/20/2009
C8051F824_827_830_833_short.pdf
C8051F824/827/830/833 Data Short10.20.0910/20/2009
C8051F825_828_831_834_short.pdf
C8051F825/828/831/834 Data Short10.20.0910/20/2009
C8051F826_829_832_835_short.pdf
C8051F826/829/832/835 Data Short10.20.0910/20/2009

User Guides (5)

Document NameDescriptionVersionLast Updated
C8051F800-DK.pdf
C8051F800-DK User's Guide0.110/19/2009
ITO_Film_UG.pdf
ITO Film C8051F8xx Evaluation Ki User's Guide0.210/23/2009
QuickSense-FrontPanel_UG.pdf
QuickSense Front Panel User's Guide0.110/27/2009
QuickSense_Studio_UG.pdf
QuickSense Studio User's Guide0.212/18/2009
ToolStick_F800DC_UG.pdf
ToolStick C8051F800 Daughter Card User's Guide0.110/23/2009

Application Notes (17)

Document NameDescriptionVersionLast Updated
an104.pdf
AN104: Integrating Keil 8051 Tools into the IDE2.91/5/2011
an125.pdf
AN125: Integrating Raisonance 8051 Tools into the IDE1.3
an126.pdf
AN126: Integrating Tasking 8051 Tools into the Silicon Labs IDE2.4
an140.pdf
AN140: Integrating HI-TECH 8051 Tools into the IDE1.3
an198.pdf
AN198: Integrating SDCC 8051 Tools into the Silicon Labs IDE0.2
an236.pdf
AN236: Integrating IAR 8051 Tools into the Silicon Laboratories IDE0.3
an333.pdf
AN333: ToolStick Virtual Tools User's Guide0.1
an354.pdf
AN354: AB0 Prototyping Board User's GuideRev 0.111/7/2008
AN376.pdf
AN376: Effects of ESD Protection Devices on Capacitive Sensing Performance0.110/27/2009
AN418.pdf
AN418: Baselining in the QuickSense Firmware API0.310/23/2009
AN447.pdf
AN447: Printed Circuit Design Notes for Capacitive Sensing with the CS0 Module0.26/10/2011
AN520.pdf
AN520: CMOS Advanced Galvanic Isolators for Medical Electronics0.16/17/2010
AN528.pdf
AN528: Buried Capacitor Sensors for Tamper Protection0.110/29/2010
AN529.pdf
AN529: Capacitive Sensing Through Long Wires0.110/29/2010
AN533.pdf
AN533: Modular Bootloader Framework for Silicon Labs C8051Fxxx Microcontrollers0.112/3/2010
AN552.pdf
AN552: Moisture Immunity in QuickSense Studio0.110/27/2010
AN568.pdf
AN568: EEPROM Emulations for Flash Microcontrollers0.11/5/2011

White Papers (3)

Document NameDescriptionVersionLast Updated
CIP-51.pdf
CIP-51 Performance for Standard Library Math Routines2.1
Capacitive and proximity sensing_WP.pdf
Developing Next-Generation Human Interfaces using Capacitive and Infrared Proximity Sensing White Paper0.18/30/2010
Minimizing-Touchscreen-EMI.pdf
How to Minimize Touchscreen Electromagnetic Interference (EMI)1.01/24/2012

Miscellaneous (4)

Document NameDescriptionVersionLast Updated
C2spec.pdf
C2 Specification1.1
ITO_Film_QS_Guide.pdf
ITO Film Quick-Start Guide0.110/23/2009
MCU_QS_Guide_USB.pdf
MCU Quick-Start Guide Featuring the USB Debug Adapter0.5
QuickSenseFrontPanel_QS_Guide.pdf
QuickSense Front Panel Quick-Start Guide0.110/27/2009

PCN (1)

Document NameDescriptionVersionLast Updated
1011021.pdf
MCU Fab(TSMC) & Assy(ASECL)Site Expansion Std
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Featured Software

 

Development Kits

 

Design Tools    Expand All   Collapse All

 
 Get notified when these files are updated.

Software (34)

Document NameDescriptionVersionUpdated
an106sw.zip
Interfacing an External SRAM to the C8051Fxxx
an110sw.zip
16-bit PWM using an on-chip timer
an324sw.zip
Advanced encryption standard
an534sw.zip
CAN BOOTLOADER
CAN_OBD_DC_Setup.zip
CAN OBD Reader Reference Design Kit
ConfigAndConfig2Install.exe
Configuration Wizard 2 Installer4.0112/7/2011
an102sw.zip
Configuring the internal and external oscillators
an101sw.zip
Configuring the Port I/O Crossbar Decoder
AN568SW.zip
EEPROM emulation for flash microcontrollers
UtilDLL.exe
FLASHUtil Installer4.0012/7/2011
Hex2Svf_Installer.exe
Hex to Svf conversion utility software
mcu_ide.exe
IDE Installer4.4012/7/2011
an108sw.zip
Implementing a real-time clock
an118sw.zip
Improving ADC resolution by oversampling and averaging
an140sw.zip
Integrating Hi-Tech 8051 tools into the Silicon Labs IDE
an236sw.zip
Integrating IAR 8051 tools into the Silicon Labs IDE
AN198SW.zip
Integrating SDCC 8051 tools into the Silicon Labs IDE
AN126_sw.zip
Integrating Tasking 8051 tools into the Silicon Labs IDE
IR_Performance_Analysis_Tool.zip
IR Performance Analysis Tool
KeilV8Tools_Installer.zip
Keil Eval Tools Installer
Keymat_EK.exe
Keymat Evaluation Kit
an533sw.zip
Modular bootloader framework for Silicon Labs MCUs
an358sw.zip
Optimizing Low Power Operation of the 'F9xx
MCUProductionProgrammer.zip
Production Programmer2.7012/7/2011
QuickSense_Studio.exe
QuickSense Studio
QuickSense_FrontPanelSTB.exe
QuickSense_FrontPanelSTB Evaluation Kit
an115sw.zip
Software UART examples
ToolStick_Setup.exe
ToolStick Development Tools
TouchPanel_RD.zip
TouchPanel Reference Design
USB_Reset_Utility.zip
USB Debug Adapter Reset Utility
SiC8051F_uVision.exe
uVision Driver3.6012/7/2011
VCP_WinCE60.zip
VCP Driver for WinCE60
VCP_WinCE50.zip
VCP Drivers for WinCE50
AN201SW.zip
Writing to flash from firmware

Schematics/Layout (50)

Document NameDescriptionVersionUpdated
ULADI_SiliconLabs_Reader.exe
ADI Ultra-Librarian Reader for CAD/CAE Schematic Footprints and Symbols .bxl Files
C8051F716-GM.bxl
C8051F716-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F800-GM.bxl
C8051F800-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F800-GU.bxl
C8051F800-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F801-GM.bxl
C8051F801-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F801-GU.bxl
C8051F801-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F802-GM.bxl
C8051F802-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F802-GU.bxl
C8051F802-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F803-GS.bxl
C8051F803-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F804-GS.bxl
C8051F804-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F805-GS.bxl
C8051F805-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F806-GM.bxl
C8051F806-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F806-GU.bxl
C8051F806-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F807-GM.bxl
C8051F807-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F807-GU.bxl
C8051F807-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F808-GM.bxl
C8051F808-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F808-GU.bxl
C8051F808-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F809-GS.bxl
C8051F809-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F810-GS.bxl
C8051F810-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F811-GS.bxl
C8051F811-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F812-GM.bxl
C8051F812-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F812-GU.bxl
C8051F812-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F813-GM.bxl
C8051F813-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F813-GU.bxl
C8051F813-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F814-GM.bxl
C8051F814-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F814-GU.bxl
C8051F814-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F815-GS.bxl
C8051F815-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F816-GS.bxl
C8051F816-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F817-GS.bxl
C8051F817-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F818-GM.bxl
C8051F818-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F818-GU.bxl
C8051F818-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F819-GM.bxl
C8051F819-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F819-GU.bxl
C8051F819-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F820-GM.bxl
C8051F820-GM CAD/CAE Schematic Footprints and Symbols1.0
C8051F820-GU.bxl
C8051F820-GU CAD/CAE Schematic Footprints and Symbols1.0
C8051F821-GS.bxl
C8051F821-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F822-GS.bxl
C8051F822-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F823-GS.bxl
C8051F823-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F824-GS.bxl
C8051F824-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F825-GS.bxl
C8051F825-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F826-GS.bxl
C8051F826-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F827-GS.bxl
C8051F827-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F828-GS.bxl
C8051F828-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F829-GS.bxl
C8051F829-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F830-GS.bxl
C8051F830-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F832-GS.bxl
C8051F832-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F833-GS.bxl
C8051F833-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F834-GS.bxl
C8051F834-GS CAD/CAE Schematic Footprints and Symbols1.0
C8051F835-GS.bxl
C8051F835-GS CAD/CAE Schematic Footprints and Symbols1.0
toolstickdctemplate.zip
ToolStick Daughter Card Template

Training (9)

Document NameDescriptionVersionUpdated
8051_Instruction_Set.pdf
8051 Instruction Set
F700_UART.pdf
C8051F700 Universal Asynchronous Receiver Transmitter (UART) Overview
Capacitive Touch Sense_Technology_SPKR.pdf
Capacitive Sensing Solutions from Silicon Labs
QuickSenseAPI.swf
QuickSense API Demonstration
QuickSenseStudioDemo.swf
QuickSense™ Studio Demo
IrSliderEK.swf
QuickSense™ Touchless Slider Evaluation Kit Demonstration
Serial_Communications.pdf
Serial Communications
Simplifying Microcontroller Development through Compiler Flexibility.pdf
Simplifying Microcontroller Development through Compiler Flexibility
Interrupts_Online_FINAL.pdf
The C8051 Interrupt Architecture
 

 

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Product Matrix


Part Number Available DocumentsMIPS (peak)FlashRAMDig I/O PinsTimers (16-bit)PCA ChannelsInternal Osc.ADC 1ADC 2DACTemp SensorVREFComparatorsOtherPackageAlternativeDev KitCommunications
C8051F800-GMSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes116 cap sense20 QFNC8051F800DK
UART, I2C, SPI
C8051F800-GUSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes116 cap sense24 QSOPC8051F800DK
UART, I2C, SPI
C8051F801-GMSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes18 cap sense20 QFNC8051F800DK
UART, I2C, SPI
C8051F801-GUSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes18 cap sense24 QSOPC8051F800DK
UART, I2C, SPI
C8051F802-GMSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes120 QFNC8051F800DK
UART, I2C, SPI
C8051F802-GUSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes124 QSOPC8051F800DK
UART, I2C, SPI
C8051F803-GSSample
Buy
Data Sheet
Data Short
2516 kB5121333±2%10-bit, 12-ch, 500ksps--YesYes112 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F804-GSSample
Buy
Data Sheet
Data Short
2516 kB5121333±2%10-bit, 12-ch, 500ksps--YesYes18 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F805-GSSample
Buy
Data Sheet
Data Short
2816 kB5121333±2%10-bit, 12-ch, 500ksps--YesYes116 SOICC8051F800DK
UART, I2C, SPI
C8051F806-GMSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%---NoNo116 cap sense20 QFNC8051F800DK
UART, I2C, SPI
C8051F806-GUSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%---NoNo116 cap sense24 QSOPC8051F800DK
UART, I2C, SPI
C8051F807-GMSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%---NoNo18 cap sense20 QFNC8051F800DK
UART, I2C, SPI
C8051F807-GUSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%---NoNo18 cap sense24 QSOPC8051F800DK
UART, I2C, SPI
C8051F808-GMSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%---NoNo120 QFNC8051F800DK
UART, I2C, SPI
C8051F808-GUSample
Buy
Data Sheet
Data Short
2516 kB5121733±2%---NoNo124 QSOPC8051F800DK
UART, I2C, SPI
C8051F809-GSSample
Buy
Data Sheet
Data Short
2516 kB5121333±2%---NoNo112 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F810-GSSample
Buy
Data Sheet
Data Short
2516 kB5121333±2%---NoNo18 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F811-GSSample
Buy
Data Sheet
Data Short
2516 kB5121333±2%---NoNo116 SOICC8051F800DK
UART, I2C, SPI
C8051F812-GMSample
Buy
Data Sheet
Data Short
258 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes116 cap sense20 QFNC8051F800DK
UART, I2C, SPI
C8051F812-GUSample
Buy
Data Sheet
Data Short
258 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes116 cap sense24 QSOPC8051F800DK
UART, I2C, SPI
C8051F813-GMSample
Buy
Data Sheet
Data Short
288 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes18 cap sense20 QFNC8051F800DK
UART, I2C, SPI
C8051F813-GUSample
Buy
Data Sheet
Data Short
258 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes18 cap sense24 QSOPC8051F800DK
UART, I2C, SPI
C8051F814-GMSample
Buy
Data Sheet
Data Short
258 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes120 QFNC8051F800DK
UART, I2C, SPI
C8051F814-GUSample
Buy
Data Sheet
Data Short
258 kB5121733±2%10-bit, 16-ch, 500ksps--YesYes124 QSOPC8051F800DK
UART, I2C, SPI
C8051F815-GSSample
Buy
Data Sheet
Data Short
258 kB5121333±2%10-bit, 12-ch, 500ksps--YesYes112 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F816-GSSample
Buy
Data Sheet
Data Short
258 kB5121333±2%10-bit, 12-ch, 500ksps--YesYes18 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F817-GSSample
Buy
Data Sheet
Data Short
258 kB5121333±2%10-bit, 12-ch, 500ksps--YesYes116 SOICC8051F800DK
UART, I2C, SPI
C8051F818-GMSample
Buy
Data Sheet
Data Short
258 kB5121733±2%---NoNo116 cap sense20 QFNC8051F800DK
UART, I2C, SPI
C8051F818-GUSample
Buy
Data Sheet
Data Short
258 kB5121733±2%---NoNo116 cap sense24 QSOPC8051F800DK
UART, I2C, SPI
C8051F819-GMSample
Buy
Data Sheet
Data Short
258 kB5121733±2%---NoNo18 cap sense20 QFNC8051F800DK
UART, I2C, SPI
C8051F819-GUSample
Buy
Data Sheet
Data Short
258 kB5121733±2%---NoNo18 cap sense24 QSOPC8051F800DK
UART, I2C, SPI
C8051F820-GMSample
Buy
Data Sheet
Data Short
258 kB5121733±2%---NoNo120 QFNC8051F800DK
UART, I2C, SPI
C8051F820-GUSample
Buy
Data Sheet
Data Short
258 kB5121733±2%---NoNo124 QSOPC8051F800DK
UART, I2C, SPI
C8051F821-GSSample
Buy
Data Sheet
Data Short
258 kB5121333±2%---NoNo112 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F822-GSSample
Buy
Data Sheet
Data Short
258 kB5121333±2%---NoNo18 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F823-GSSample
Buy
Data Sheet
Data Short
258 kB5121333±2%---NoNo116 SOICC8051F800DK
UART, I2C, SPI
C8051F824-GSSample
Buy
Data Sheet
Data Short
258 kB2561333±2%10-bit, 12-ch, 500ksps--YesYes112 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F825-GSSample
Buy
Data Sheet
Data Short
258 kB2561333±2%10-bit, 12-ch, 500ksps--YesYes18 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F826-GSSample
Buy
Data Sheet
Data Short
258 kB2561333±2%10-bit, 12-ch, 500ksps--YesYes116 SOICC8051F800DK
UART, I2C, SPI
C8051F827-GSSample
Buy
Data Sheet
Data Short
258 kB2561333±2%---NoNo112 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F828-GSSample
Buy
Data Sheet
Data Short
258 kB2561333±2%---NoNo18 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F829-GSSample
Buy
Data Sheet
Data Short
258 kB2561333±2%---NoNo116 SOICC8051F800DK
UART, I2C, SPI
C8051F830-GSSample
Buy
Data Sheet
Data Short
254 kB2561333±2%10-bit, 12-ch, 500ksps--YesYes112 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F831-GSSample
Buy
Data Sheet
Data Short
254 kB2561333±2%10-bit, 12-ch, 500ksps--YesYes18 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F832-GSSample
Buy
Data Sheet
Data Short
254 kB2561333±2%10-bit, 12-ch, 500ksps--YesYes116 SOICC8051F800DK
UART, I2C, SPI
C8051F833-GSSample
Buy
Data Sheet
Data Short
254 kB2561333±2%---NoNo112 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F834-GSSample
Buy
Data Sheet
Data Short
254 kB2561333±2%---NoNo18 cap sense16 SOICC8051F800DK
UART, I2C, SPI
C8051F835-GSSample
Buy
Data Sheet
Data Short
254 kB2561333±2%---NoNo116 SOICC8051F800DK
UART, I2C, SPI

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More Information

The C8051F8xx processors include Silicon Labs’ 2-Wire C2 Debug and Programming interface, which allows non-intrusive (uses no on-chip resources), full speed, in-circuit debugging using the production MCU installed in the final application. This debug logic supports inspection of memory, viewing and modification of special function registers, setting breakpoints, single stepping, and run and halt commands. All analog and digital peripherals are fully functional while debugging using C2. The two C2 interface pins can be shared with user functions, allowing in-system debugging without occupying package pins.

Each device is specified for 1.8 – 3.6 V operation over the industrial temperature range (–45 to +85 °C). An internal LDO is used to supply the processor core voltage at 1.8 V. The Port I/O and RST pins are tolerant of input signals up to 2 V above the VDD supply.

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Training & Resources

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Featured Utilities

Battery Life Calculator

Silicon Labs' Battery Life Calculator is an easy-to-use web-based utility that gives designers a quick and easy way to understand the discharge characteristics of different system configurations to help optimize low-power applications.
» Battery Life Calculator

MCU Parametric Search

Find microcontroller parts fast by specifying the specs and features you need.
» MCU Parametric Search

Cross-Reference Search Utility

Enter the part number from another company into the utility to find a list of Silicon Labs' products that can replace those parts. Once you find the products you need, you can click on the part number to see more details about the Silicon Labs' device, download the data sheet by clicking on the data sheet link, and export the results to Excel
» Cross-Reference Search Utility


Featured White Papers

Designing Power Efficient Smart Gas and Water Utility Meters

Designing a smart water or gas utility meter can present a vexing low-power challenge for embedded control systems requiring RF connectivity. Since a single service call from a technician often exceeds the entire cost of the smart meter, battery life must exceed 20 years.
» Designing Power Efficient Smart Gas and Water Utility Meters
» 积少成多:如何设计智能燃气表和水表实现能源效率最大化

Selecting the Right Battery for Your Embedded System

As batteries become more sophisticated in design and function, you must weigh a set of sometimes-conflicting requirements when determining the optimal battery type for your embedded system, including energy capacity, terminal voltage, physical dimensions, self-discharge rate, power-delivery requirements, etc.
» Selecting the Right Battery for Your Embedded System

USB Design Considerations

Choosing the right USB communications option depends on several factors, and each solution has different requirements and degrees of flexibility for both the developer and end-user. Download this white paper to determine the easiest, most cost-effective way to add USB communications to new designs or a legacy system.
» USB Design Considerations


Featured Presentations and Tutorials

8051 Instruction Set

This course takes a look at the 8051 microcontroller architecture and the associated instruction set. Included is a comprehensive look at the addressing modes and instruction operation.
» 8051 Instruction Set

C8051 Interrupt Architecture

This module provides a basic understanding of interrupts and their operation. It illustrates how the 8051 microcontroller performs asynchronous code execution as a result of internal or external events and highlights the programming requirements to implement interrupts in the MCU.
» C8051 Interrupt Architecture

External Memory Interface Controller (EMIF)

The C8051 provides internal memory as well as the ability to access external memory or peripherals using the external memory interface. This course describes the C8051 microcontroller memory architecture and how to access off-chip resources.
» External Memory Interface Controller (EMIF)

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