| PartNumber | ST72C254G2M3 | ST72C254G2M3/TR | ST72C254G2B6 |
| Description | 8-bit Microcontrollers - MCU ST72104G ST72215G ST72254G 8B MCU | Microcontrollers - MCU 8-bit Microcontrollers - MCU 8B MCU SINGLE VLTG FLASH MEMORY | IC MCU 8BIT 8KB FLASH 32SDIP |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | 8-bit Microcontrollers - MCU | Embedded - Microcontrollers | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-28 | - | - |
| Series | ST72C254 | ST7 | - |
| Core | ST7 | ST7 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 16 MHz | 16 MHz | - |
| Program Memory Size | 8 kB | 8KB (8K x 8) | - |
| Data RAM Size | 256 B | 256 B | - |
| ADC Resolution | 8 bit | 8 bit | - |
| Number of I/Os | 22 I/O | - | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Packaging | Tube | Tape & Reel (TR) | - |
| Height | 2.35 mm | - | - |
| Length | 18.1 mm | - | - |
| Program Memory Type | Flash | FLASH | - |
| Width | 7.6 mm | - | - |
| Brand | STMicroelectronics | - | - |
| Interface Type | I2C, SPI | I2C SPI | - |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Channels | 6 | 6 | - |
| Number of Timers/Counters | 2 Timer | - | - |
| Product Type | 8-bit Microcontrollers - MCU | - | - |
| Factory Pack Quantity | 700 | - | - |
| Subcategory | Microcontrollers - MCU | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 3.2 V | - | - |
| Unit Weight | 0.078125 oz | 0.078125 oz | - |
| Product | - | MCU | - |
| Package Case | - | SOIC-28 | - |
| Operating Temperature | - | -40°C ~ 125°C (TA) | - |
| Supplier Device Package | - | * | - |
| Number of I O | - | 22 | - |
| Speed | - | 16MHz | - |
| EEPROM Size | - | - | - |
| Core Processor | - | ST7 | - |
| RAM Size | - | 256 x 8 | - |
| Peripherals | - | LVD, POR, PWM, WDT | - |
| Connectivity | - | I2C, SPI | - |
| Voltage Supply Vcc Vdd | - | 3.2 V ~ 5.5 V | - |
| Core Size | - | 8-Bit | - |
| Data Converters | - | A/D 6x8b | - |
| Oscillator Type | - | Internal | - |
| Processor Series | - | ST72C2x | - |
| Supply Voltage Max | - | 5.5 V | - |
| Supply Voltage Min | - | 3.2 V | - |
| Number of I Os | - | 22 I/O | - |
| Number of Timers Counters | - | 2 Timer | - |