st6215c/st6225c 8-bit mcu with a/d converter, two timers, oscillator safeguard & safe reset
The ST6215C and ST6225C are low‑cost 8‑bit HCMOS microcontrollers with on‑chip peripherals such as a 8‑bit ADC, two timers, a watchdog timer and power‑saving modes. The devices are offered in ROM, OTP, EPROM and FASTROM versions and target automotive, appliance and industrial applications.
This handbook provides a complete description of the pinout, memory map, instruction set, clock system, reset circuitry, interrupt handling, and electrical characteristics. It also includes mechanical package data, development tool information and ordering details.
| Program memory | 2 KB or 4 KB (OTP, EPROM, FASTROM or ROM) |
|---|---|
| RAM | 64 bytes |
| Operating supply voltage | 3.0 V to 6.0 V |
| Maximum clock frequency | 8 MHz |
| Operating temperature range | -40 °C to +125 °C |
| Package types | PDIP28, SSOP28, CDIP28W |
| I/O ports | 20 multifunctional bidirectional I/O lines |
| ADC | 8‑bit ADC with 16 input channels |
| Timers | Two timers (8‑bit timer/counter with 7‑bit prescaler, watchdog timer) |
The devices operate from 3.0 V up to 6.0 V.
The microcontroller provides 20 multifunctional bidirectional I/O lines.
It includes an 8‑bit analog‑to‑digital converter with 16 input channels.
The parts are offered in PDIP28, SSOP28 and CDIP28W packages.