This document describes the features and characteristics of the ST7263 low-speed USB 8-bit MCU family, including 16K bytes of program memory, up to 512 bytes of data RAM, 8-bit ADC, WDG, TIMER, SCI, and I2C interfaces.
The ST7263 is a low‑speed USB 8‑bit MCU family offering up to 16 KB of program memory, 512 bytes of RAM, a 12 MHz or 24 MHz oscillator, and a range of on‑chip peripherals such as USB, SCI, ADC, watchdog, and a 16‑bit timer. It is supplied in a CSDIP32 package and operates from 4.0 V to 5.5 V.
This datasheet includes a general description, pinout diagrams, register and memory maps, electrical characteristics, package data, ordering information, and references to application notes and programming tools for the ST7263 devices.
| Program memory | up to 16 KB |
|---|---|
| Data RAM | up to 512 bytes (64 bytes stack) |
| CPU frequency | 12 MHz or 24 MHz oscillator |
| Operating supply voltage | 4.0 V to 5.5 V |
| Operating temperature | 0 °C to +70 °C |
| Package type | CSDIP32 (32‑lead DIP) |
The ST7263 provides up to 16 KB of program memory.
It operates from 4.0 V to 5.5 V.