Model Number |
EFM8BB31F32I-C-QFN32R |
C8051F864-C-IS |
Model Name |
SKYWORKS/SILICON LABS EFM8BB31F32I-C-QFN32R |
SKYWORKS/SILICON LABS C8051F864-C-IS |
Category |
Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
Brand |
SKYWORKS/SILICON LABS |
SKYWORKS/SILICON LABS |
Description |
32KB 2.25KB FLASH 29 2.2V~3.6V 51Series 50MHz QFN-32-EP(5x5) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
4KB 2.2V~3.6V 51Series 25MHz FLASH 13 SOIC-16 Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
RoHS |
Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
Unit |
Piece |
Piece |
Weight: |
0.001 grams / 0.000035 oz |
0.001 grams / 0.000035 oz |
Package / Case |
QFN-32-EP(5x5) |
SOIC-16 |
Package / Arrange |
Tape & Reel (TR) |
Tray |
Battery |
No |
No |
ECCN |
3A991A2 |
3A991A |
Infrared Data Association |
- |
- |
Low-Voltage Detect |
- |
- |
CCP Capture/Compare |
- |
- |
Program Storage Size |
32KB |
4KB |
Internal Comparator |
- |
- |
communication protocol |
- |
- |
Watchdog |
Yes |
- |
Real-Time Clock |
- |
- |
Universal Serial Bus |
- |
- |
RAM Size |
2.25KB |
N/A |
16Bit Timer |
- |
N/A |
8Bit Timer |
- |
N/A |
PWM (Bit) |
- |
- |
Internal Oscillator |
Yes |
Yes |
DAC (Bit) |
12bit |
- |
Program Memory Type |
FLASH |
FLASH |
ADC (Bit) |
- |
- |
GPIO Ports Number |
29 |
13 |
Operating Temperature Range |
-40℃~+125℃ |
-40℃~+125℃ |
Operating Voltage Range |
2.2V~3.6V |
2.2V~3.6V |
CPU Core |
51Series |
51Series |
Peripheral/Function |
WDT |
PWM;WDT |
Secure Digital Input and Output |
- |
- |
Direct Memory Access |
- |
- |
I2C |
- |
N/A |
UART/USART |
- |
N/A |
32Bit Timer |
- |
N/A |
CPU Maximum Speed |
50MHz |
25MHz |
CAN |
- |
N/A |
SPI |
- |
N/A |
I2S |
- |
N/A |