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ST72F321AR7T1/XXX

更新时间： 2024-11-13 05:52:59
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS /
页数 文件大小 规格书
178页 936K
描述
IC,MICROCONTROLLER,8-BIT,ST72 CPU,CMOS,QFP,64PIN,PLASTIC

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ST72F321AR7T1/XXX 数据手册

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ST72321M/R/AR  
8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC,  
2
FIVE TIMERS, SPI, SCI, I C INTERFACE  
PRODUCT PREVIEW  
■ Memories  
– 16K 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  
– 512 to 2K RAM  
■ Clock, Reset And Supply Management  
– Enhanced reset system  
TQFP64  
14 x 14  
– Enhanced low voltage supervisor (LVD) for  
main supply with 3 programmable reset  
thresholds and auxiliary voltage detector  
(AVD) with interrupt capability  
– Clock sources: crystal/ceramic resonator os-  
cillators or RC oscillator with PLL and by-pass  
for external clock, clock security system.  
TQFP64  
10 x 10  
TQFP80  
14 x 14  
– Four Power Saving Modes: Halt, Active-Halt,  
Wait and Slow  
■ Interrupt Management  
■ 3 Communications Interfaces  
– SPI synchronous serial interface  
– SCI asynchronous serial interface  
– I C multimaster interface  
■ 1 Analog peripheral  
– Nested interrupt controller  
– 14 interrupt vectors plus TRAP and RESET  
– TLI dedicated top level interrupt pin  
– 15 external interrupt lines (on 4 vectors)  
■ Up to 64 I/O Ports  
2
– 10-bit ADC with 16 input pins  
– 48/64 multifunctional bidirectional I/O lines  
– 34 alternate function lines  
– 16 high sink outputs  
■ Instruction Set  
■ 5 Timers  
– 8-bit Data Manipulation  
– 63 Basic Instructions  
– 17 main Addressing Modes  
– 8 x 8 Unsigned Multiply Instruction  
– True Bit Manipulation  
– Main Clock Controller with: Real time base,  
Beep and Clock-out capabilities  
– Configurable watchdog timer  
– Two 16-bittimers with: 2 input captures, 2 out-  
put compares, external clock input on one tim-  
er, PWM and pulse generator modes  
– 8-bit PWM Auto-reload timer with: 2 input cap-  
tures, 4 PWM outputs, output compare and  
time base interrupt, external clock with event  
detector  
■ Development Tools  
– Full hardware/software development package  
– In-Circuit Testing capability  
Device Summary  
Features  
Program memory - bytes  
RAM (stack) - bytes  
ST72(F)321(M/R/AR)9  
60K  
ST72(F)321(M/R/AR)7  
48K  
ST72(F)321(R/AR)6  
32K  
2048 (256)  
1536 (256)  
1024 (256)  
Watchdog, 16-bit Timers, SPI, SCI, 10-bit ADC  
2
Peripherals  
8-bit PWM ART, I C  
8-bit PWM ART  
Operating  
FLASH: 2.7 to 5.5V with f  
≤4MHz or 3.85V to 5.5V with f  
≤8MHz  
CPU  
CPU  
Supply vs. Frequency  
ROM: 2.7 to 5.5V with f  
≤8MHz  
CPU  
Temperature Range  
0°C to 70°C / -10°C to +85 °C / -40°C to +85 °C / -40°C to +105°C / -40°C to +125°C  
TQFP64 14x14 (R), TQFP64 10x10  
(AR)  
Package  
TQFP80 14x14 (M), TQFP64 14x14 (R), TQFP64 10x10 (AR)  
Rev. 1.3  
February 2001  
1/178  
This ispreliminary information on a new product in development or undergoing evaluation. Details aresubject to change without notice.  
1
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