This document describes the ST7DALIF2 8-bit MCU family with single voltage Flash memory, data EEPROM, ADC, timers, SPI, DALI, and other features.
This document is a technical datasheet for the ST7DALIF2, an 8-bit microcontroller (MCU) family. The device features single-voltage Flash program memory and data EEPROM with readout protection, along with an ADC, multiple timers, SPI, and a dedicated DALI communication interface.
The datasheet details the device's architecture, including the CPU registers, supply and clock management, interrupt system, and various peripheral modules. It provides comprehensive information on memory specifications, pin descriptions, register maps, and the instruction set for development.
| Flash Program Memory | 8 Kbytes |
|---|---|
| RAM | 384 bytes |
| Data EEPROM | 256 bytes |
| Write/Erase Cycles (Flash) | 10K |
| Write/Erase Cycles (EEPROM) | 300K |
| Data Retention | 20 years at 55°C |
| I/O Ports | Up to 15 multifunctional bidirectional I/Os |
| Timers | 4 timers |
| A/D Converter Resolution | 13-bit or 10-bit |
| Communication Interfaces | SPI and DALI |
The Flash memory guarantees data retention for 20 years at 55°C.
The EEPROM guarantees 300K write/erase cycles.
Yes, the device supports In-Application Programming (IAP) and In-Circuit Programming (ICP).
The device supports an internal 1% RC oscillator, crystal/ceramic resonator, or external clock.