| Model Number |
| EFM32GG11B420F2048GM64-BR |
EFM8BB31F64A-C-4QFN24 |
| Model Name |
| SKYWORKS/SILICON LABS EFM32GG11B420F2048GM64-BR |
SKYWORKS/SILICON LABS EFM8BB31F64A-C-4QFN24 |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| SKYWORKS/SILICON LABS |
SKYWORKS/SILICON LABS |
| Description |
| 1.8V~3.8V ARM-M4 72MHz 53 QFN-64(9x9) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
64KB 4.25KB FLASH 20 2.2V~3.6V 51Series 50MHz QFN-24-EP(3x3) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 1.000 grams / 0.035274 oz |
0.001 grams / 0.000035 oz |
| Package / Case |
| QFN-64(9x9) |
QFN-24-EP(3x3) |
| Package / Arrange |
| Tape & Reel (TR) |
Tube-packed |
| Battery |
| No |
No |
| ECCN |
| 5A992C |
3A991A2 |
| Operating Temperature Range |
| -40℃~+85℃ |
-40℃~+125℃ |
| Operating Voltage Range |
| 1.8V~3.8V |
2.2V~3.6V |
| CPU Core |
| ARM-M4 |
51Series |
| Secure Digital Input and Output |
| Yes |
- |
| CPU Maximum Speed |
| 72MHz |
50MHz |
| Direct Memory Access |
| Yes |
- |
| Universal Serial Bus |
| Yes |
- |
| DAC (Bit) |
| 12bit |
12bit |
| ADC (Bit) |
| 12bit |
- |
| GPIO Ports Number |
| 53 |
20 |
