ST72F321J Datasheet (ST Microelectronics)

ST72F321J, 8-BIT MCU

8 3 REGISTER & MEMORY MAP .

1 2 4 FLASH PROGRAM MEMORY .

www.DataSheet4U.com ST72321J 8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, 5 TIMERS, SPI, SCI, I2C INTERFACE s s s s s ww.DataSheet4U.com Memories 48 to 60K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability.

In-Application Programming and In-Circuit Programming for HDFlash devices 1.5 to 2K bytes RAM HDFlash endurance: 100 cycles, data retention: 20 years at 55°C Clock, Reset And Supply Management Enhanced l

ST72F321J Features

* Program memory - bytes RAM (stack) - bytes Operating Voltage Temp. Range (ROM) Temp. Range (Flash) Packages ST72(F)321J9 60K 2K (256) 3.8V to 5.5V up to -40°C to +125°C up to -40°C to +125°C TQFP44 10x10 (JxT) -40°C to +85 °C Rev. 1.8 July 2003 www.DataSheet4U.com 1/179 DataSheet 4 U .com 1 w