| Model Number |
| C8051F961-B-GMR |
EFM8LB12F64ES0-C-QFN32 |
| Model Name |
| SKYWORKS/SILICON LABS C8051F961-B-GMR |
SKYWORKS/SILICON LABS EFM8LB12F64ES0-C-QFN32 |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| SKYWORKS/SILICON LABS |
SKYWORKS/SILICON LABS |
| Description |
| 128KB 8.25KB FLASH 34 1.8V~3.8V 51Series 25MHz QFN-40-EP(6x6) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
64KB 2.2V~3.6V 51Series 72MHz FLASH 28 QFN-32-EP(4x4) 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-40-EP(6x6) |
QFN-32-EP(4x4) |
| Package / Arrange |
| Tape & Reel (TR) |
Tube-packed |
| Battery |
| No |
No |
| ECCN |
| 5A992C |
3A991A2 |
| Infrared Data Association |
| - |
- |
| Low-Voltage Detect |
| Yes |
- |
| CCP Capture/Compare |
| - |
- |
| LCD Module |
| Yes |
N/A |
| Program Storage Size |
| 128KB |
64KB |
| Internal Comparator |
| - |
- |
| communication protocol |
| - |
- |
| Watchdog |
| Yes |
- |
| Real-Time Clock |
| - |
- |
| Universal Serial Bus |
| - |
- |
| RAM Size |
| 8.25KB |
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) |
| 10bit;12bit |
14bit |
| GPIO Ports Number |
| 34 |
28 |
| Operating Voltage Range |
| 1.8V~3.8V |
2.2V~3.6V |
| Operating Temperature Range |
| -40℃~+85℃ |
-40℃~+105℃ |
| CPU Core |
| 51Series |
51Series |
| Peripheral/Function |
| LCD/LED Driver;DMA;WDT |
PWM;WDT |
| Secure Digital Input and Output |
| - |
- |
| Direct Memory Access |
| Yes |
- |
| I2C |
| - |
N/A |
| UART/USART |
| - |
N/A |
| 32Bit Timer |
| - |
N/A |
| CPU Maximum Speed |
| 25MHz |
72MHz |
| CAN |
| - |
N/A |
| SPI |
| - |
N/A |
| I2S |
| - |
N/A |
