| Model Number |
| AT91SAM9G20B-CU |
MEC1521H-B0-I/TF-TR |
| Model Name |
| Microchip Tech AT91SAM9G20B-CU |
Microchip Tech MEC1521H-B0-I/TF-TR |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| Microchip Tech |
Microchip Tech |
| Description |
| 400MHz LFBGA-217 Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
ARM-M4 WFBGA-128 Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 1.492 grams / 0.052629 oz |
1.000 grams / 0.035274 oz |
| Package / Case |
| LFBGA-217 |
WFBGA-128 |
| Package / Arrange |
| Tray |
Tape & Reel (TR) |
| Battery |
| No |
No |
| ECCN |
| 3A991A2 |
5A992C |
| Infrared Data Association |
| - |
N/A |
| Low-Voltage Detect |
| - |
N/A |
| CCP Capture/Compare |
| - |
N/A |
| Internal Comparator |
| - |
N/A |
| communication protocol |
| - |
N/A |
| Operating Voltage Range |
| - |
N/A |
| Operating Temperature Range |
| -40℃~+85℃ |
N/A |
| Watchdog |
| - |
N/A |
| CPU Core |
| - |
ARM-M4 |
| Real-Time Clock |
| - |
N/A |
| Secure Digital Input and Output |
| - |
- |
| Universal Serial Bus |
| Yes |
N/A |
| Direct Memory Access |
| - |
- |
| Internal Oscillator |
| - |
N/A |
| PWM (Bit) |
| - |
N/A |
| CPU Maximum Speed |
| 400MHz |
N/A |
| DAC (Bit) |
| - |
N/A |
| Program Memory Type |
| - |
N/A |
| ADC (Bit) |
| - |
N/A |
| GPIO Ports Number |
| - |
N/A |
