| PartNumber | ST72F63BK6M1 | ST72F651AR6T1 | ST72F63BK6B1 |
| Description | 8-bit Microcontrollers - MCU LOW SPEED USB 8-BIT MCU 32-PIN 32KB ROM | IC MCU 8BIT 32KB FLASH 64LQFP | IC MCU 8BIT 32KB FLASH 32SDIP |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | 8-bit Microcontrollers - MCU | Embedded - Microcontrollers | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SSO-34 | - | - |
| Series | ST72F63BK6 | ST7 | - |
| Core | ST7 | ST7 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 8 MHz | 48 MHz | - |
| Program Memory Size | 32 kB | 32KB (32K x 8) | - |
| Data RAM Size | 1 kB | 5 kB | - |
| ADC Resolution | 8 bit, 8 bit | 10 bit | - |
| Number of I/Os | 19 I/O | - | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Packaging | Tube | Tray | - |
| Height | 2.35 mm | - | - |
| Length | 18.05 mm | - | - |
| Program Memory Type | Flash | FLASH | - |
| Width | 7.6 mm | - | - |
| Brand | STMicroelectronics | - | - |
| Interface Type | I2C, SCI | I2C SPI USB | - |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 8, 12 | 8 | - |
| Number of Timers/Counters | 1 Timer | - | - |
| Processor Series | ST72F6x | ST72F6x | - |
| Product Type | 8-bit Microcontrollers - MCU | - | - |
| Factory Pack Quantity | 700 | - | - |
| Subcategory | Microcontrollers - MCU | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 4 V | - | - |
| Unit Weight | - | 0.012720 oz | - |
| Package Case | - | TQFP-64 | - |
| Operating Temperature | - | 0°C ~ 70°C (TA) | - |
| Supplier Device Package | - | * | - |
| Number of I O | - | 47 | - |
| Speed | - | 12MHz | - |
| EEPROM Size | - | - | - |
| Core Processor | - | - | |
| RAM Size | - | 5K x 8 | - |
| Peripherals | - | DMA, LVD, POR, PWM, WDT | - |
| Connectivity | - | I2C, SPI, USB | - |
| Voltage Supply Vcc Vdd | - | 4 V ~ 5.5 V | - |
| Core Size | - | 8-Bit | - |
| Data Converters | - | A/D 8x8b | - |
| Oscillator Type | - | External | - |
| Operating Supply Voltage | - | 4 V to 5.5 V | - |
| Supply Voltage Max | - | 5.5 V | - |
| Supply Voltage Min | - | 2.7 V | - |
| Number of I Os | - | 15 I/O | - |
| Number of Timers Counters | - | 2 Timer | - |
| Data ROM Type | - | Flash | - |