EFM8SB20F64G-QFN32 8051 8-bit Microcontroller

Package Type

Dig I/O Pins


The EFM8SB20F64G-QFN32 is part of the EFM8 Sleepy Bee family of 8051 based 8-bit MCUs. Built on top of a low power platform this device is well suited for any battery-operated application. The EFM8SB20F64G-QFN32 includes 64 kB Flash, 4 kB RAM, 24 Dig I/O Pins, 4 x 16-bit Timers, 6 PCA Channels and additional communication peripherals. 

Similar Devices: EFM8SB20F64G-QFN24 EFM8SB20F64G-QFN32 EFM8SB20F64G-QFP32

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Specifications Summary

MCU Core: 8051

MHz: 25

Flash (kB): 64

RAM (kB): 4


I²C: 1

SPI: 2


Dig I/O Pins: 24

ADC: 10-bit, 23-ch.


Comparators: 2

PCA Channels: 6

Timers: 4

Cap Sense Channels: No

Package Type: QFN32

Package Size: 5x5

Development Tools Type
SLSTK2011A EFM8 Sleepy Bee Starter Kit Starter Kits
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