| Part Numbers | Manufacturer Name | Datasheet | Core Processor | Core Size | Speed | Connectivity | RAM Size | Number of I/O | Program Memory Size | Program Memory Type | EEPROM Size | Voltage - Supply (Vcc/Vdd) | Data Converters | Oscillator Type | Operating Temperature | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ST72F321AR7T6 | STMICROELECTRONICS | ST7 | 8-Bit | 8MHz | I²C, SCI, SPI | 48 | 48KB (48K x 8) | FLASH | - | 1.5K x 8 | 3.8 V ~ 5.5 V | A/D 16x10b | Internal | -40°C ~ 85°C | 64-TQFP | |
| ST72F321AR7T6TR | STMICROELECTRONICS | ST7 | 8-Bit | 8MHz | I²C, SCI, SPI | 48 | 48KB (48K x 8) | FLASH | - | 1.5K x 8 | 3.8 V ~ 5.5 V | A/D 16x10b | Internal | -40°C ~ 85°C | 64-TQFP | |
| ST72F325R9T6 | STMICROELECTRONICS | ST7 | 8-Bit | 8MHz | I²C, SCI, SPI | 48 | 60KB (60K x 8) | FLASH | - | 2K x 8 | 3.8 V ~ 5.5 V | A/D 16x10b | Internal | -40°C ~ 85°C | 64-TQFP |
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