| Model Number |
| STM32L451CCU3 |
STM32F437IIT7 |
| Model Name |
| STMicroelectronics STM32L451CCU3 |
STMicroelectronics STM32F437IIT7 |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| STMicroelectronics |
STMicroelectronics |
| Description |
| 256KB 1.71V~3.6V ARM-M4 160KB 80MHz FLASH 38 UFQFPN-48(7x7) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
LQFP-176(24x24) 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 |
1.000 grams / 0.035274 oz |
| Package / Case |
| UFQFPN-48(7x7) |
LQFP-176(24x24) |
| Package / Arrange |
| Tray |
Tape & Reel (TR) |
| Battery |
| No |
No |
| ECCN |
| 3A991A2 |
5A992C |
| Infrared Data Association |
| Yes |
N/A |
| Low-Voltage Detect |
| - |
N/A |
| CCP Capture/Compare |
| - |
N/A |
| Program Storage Size |
| 256KB |
N/A |
| Internal Comparator |
| - |
N/A |
| communication protocol |
| - |
N/A |
| Operating Temperature Range |
| -40℃~+125℃ |
N/A |
| Operating Voltage Range |
| 1.71V~3.6V |
N/A |
| Watchdog |
| Yes |
N/A |
| CPU Core |
| ARM-M4 |
N/A |
| Peripheral/Function |
| PWM;WDT |
N/A |
| Real-Time Clock |
| - |
N/A |
| Secure Digital Input and Output |
| - |
N/A |
| Universal Serial Bus |
| - |
N/A |
| Direct Memory Access |
| Yes |
N/A |
| RAM Size |
| 160KB |
N/A |
| PWM (Bit) |
| - |
N/A |
| Internal Oscillator |
| Yes |
N/A |
| CPU Maximum Speed |
| 80MHz |
N/A |
| DAC (Bit) |
| 12bit |
N/A |
| Program Memory Type |
| FLASH |
N/A |
| ADC (Bit) |
| 12bit |
N/A |
| GPIO Ports Number |
| 38 |
N/A |
