This document provides preliminary information on a new product in development or undergoing evaluation, including ST72104G, ST72215G, ST72216G, and ST72254G 8-bit microcontrollers. These microcontrollers feature single voltage flash memory, ADC, 16-bit timers, SPI, and I2C interfaces.
The ST72104G, ST72215G, ST72216G and ST72254G devices belong to the ST7 8‑bit microcontroller family. They feature single‑voltage flash memory, an enhanced instruction set, and a range of on‑chip peripherals such as timers, ADC, SPI and I²C interfaces.
The document provides detailed electrical characteristics, pin descriptions, memory organization, and package information, along with ordering data and development tool references for designers.
| Program memory | 4 KB or 8 KB |
|---|---|
| RAM | 256 bytes |
| Operating supply voltage | 3.0 V to 5.5 V |
| Operating temperature | -40 °C to +85 °C |
| Package | SDIP‑32 |
| ADC | 8‑bit, 6 input channels |
| Timers | Two 16‑bit timers |
| SPI interface | Synchronous serial interface |
The devices operate from 3.0 V to 5.5 V.