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EFM8BB31F32I-QSOP24

EFM8 Busy Bee 8-bit Microcontrollers (MCUs)

The EFM8BB31F32I-QSOP24 microcontrollers (MCUs) are built on top of a low power platform and operate at 50 MHz. The EFM8BB31F32I-QSOP24 includes 32 kB Flash, 2.25 kB RAM, 21 Dig I/O Pins, 6 x 16-bit timers, 6 PCA Channels, -40 to 125 ºC temperature range, Industrial grade, 8.7x3.9 QSOP24 package, and additional communication peripherals.

 
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Flash (kB)

Industrial

Key Specs

 
Core Frequency
50
Flash
32
RAM
2.25
ADC
12-bit, 13-ch.
DAC
12-bit, 2-ch.
SPI
1
UART
2
I2C
1
PCA/PWM Channel
6
Timers (16-bit)
6
Package Type
QSOP24
Package Size (mm)
8.7x3.9
I2C Slave
1
Core Frequency
50
Flash
32
RAM
2.25
ADC
12-bit, 13-ch.
DAC
12-bit, 2-ch.
SPI
1
UART
2
I2C
1
PCA/PWM Channel
6
Timers (16-bit)
6
Package Type
QSOP24
Package Size (mm)
8.7x3.9
I2C Slave
1
EFM8 Busy Bee Block Diagram

Quality Assurance, Environmental and Packaging Information

Silicon Labs targets a minimum of a 10-year lifecycle for all of its standard products and expects to produce the EFM8BB31F32I-QSOP24 until at least March 2029.

The longevity date shown above is for the preferred revision of this part number, for a complete list of part number revisions, use the search button below.

As part of its ongoing commitment to supply continuity, Silicon Labs may provide pin-compatible and functionally equivalent replacement products if Silicon Labs determines, at its discretion, that supply chain adjustments, product improvements, market conditions, or similar business or technical issues make this necessary or advisable.

If for business, technical or other reasons beyond Silicon Labs’ reasonable control, Silicon Labs finds that it is necessary to discontinue a product, our policy is to issue an EOL notice that provides 6 months from notice to place final orders and 12 months from notice for final shipments. This policy complies with the JEDEC standard EIA/JESD48 that is commonly used in the semiconductor industry. We provide the required support for a product for its full life cycle.

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