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ST72521M7

Description
8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PQFP64
Categorysemiconductor    The embedded processor and controller   
File Size1MB,199 Pages
ManufacturerSTMicroelectronics
Websitehttp://www.st.com/
Download Datasheet Parametric View All

ST72521M7 Overview

8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PQFP64

ST72521M7 Parametric

Parameter NameAttribute value
Number of functions1
Number of terminals64
Maximum operating temperature85 Cel
Minimum operating temperature-40 Cel
Maximum supply/operating voltage5.5 V
Minimum supply/operating voltage3.8 V
Rated supply voltage5 V
External data bus width0.0
Number of input and output buses48
Line speed8 MHz
Processing package description10 X 10 MM, PLASTIC, TQFP-64
Lead-freeYes
EU RoHS regulationsYes
stateACTIVE
packaging shapeSQUARE
Package SizeFLATPACK, LOW PROFILE, FINE PITCH
surface mountYes
Terminal formGULL WING
Terminal spacing0.5000 mm
terminal coatingNICKEL PALLADIUM GOLD
Terminal locationQUAD
Packaging MaterialsPLASTIC/EPOXY
Temperature levelINDUSTRIAL
ADC channelYes
Address bus width0.0
Number of digits8
Maximum FCLK clock frequency16 MHz
Microprocessor typeMICROCONTROLLER
PWM channelYes
ROM programmingFLASH
ST72521M/R/AR
8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC,
FIVE TIMERS, SPI, SCI, I
2
C, CAN INTERFACE
s
s
s
s
s
Memories
– 32K 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
– 1K to 2K RAM
– HDFlash endurance: 100 cycles, data reten-
tion: 20 years at 55°C
Clock, Reset And Supply Management
– Enhanced low voltage supervisor (LVD) for
main supply and auxiliary voltage detector
(AVD) with interrupt capability
– Clock sources: crystal/ceramic resonator os-
cillators, internal or external RC oscillator,
clock security system and bypass for external
clock
– PLL for 2x frequency multiplication
– Four power saving modes: Halt, Active-Halt,
Wait and Slow
Interrupt Management
– Nested interrupt controller
– 14 interrupt vectors plus TRAP and RESET
– Top Level Interrupt (TLI) pin
– 15 external interrupt lines (on 4 vectors)
Up to 64 I/O Ports
– 48 multifunctional bidirectional I/O lines
– 34 alternate function lines
– 16 high sink outputs
5 Timers
– Main Clock Controller with: Real time base,
Beep and Clock-out capabilities
– Configurable watchdog timer
– Two 16-bit timers 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
captures, 4 PWM outputs, output compare
Features
ST72(F)521(M/R/AR)9
60K
2048 (256)
TQFP64
14 x 14
TQFP80
14 x 14
TQFP64
10 x 10
s
s
and time base interrupt, external clock with
event detector
4 Communications Interfaces
– SPI synchronous serial interface
– SCI asynchronous serial interface (LIN com-
patible)
– I
2
C multimaster interface
– CAN interface (2.0B Passive)
Analog peripheral
– 10-bit ADC with 16 input pins
Instruction Set
– 8-bit Data Manipulation
– 63 Basic Instructions
– 17 main Addressing Modes
– 8 x 8 Unsigned Multiply Instruction
Development Tools
– Full hardware/software development package
– In-Circuit Testing capability
s
s
Device Summary
ST72521(R/AR)7
48K
1536 (256)
3.8V to 5.5V
up to -40°C to +125°C
N/A
ST72(F)521(R/AR)6
32K
1024 (256)
Program memory - bytes
RAM (stack) - bytes
Operating Voltage
Temp. Range (ROM)
Temp. Range (Flash)
Package
up to -40°C to +125°C
TQFP80 14x14 (M), TQFP64
14x14 (R), TQFP64 10x10 (AR)
up to -40°C to +125 °C
TQFP64 14x14 (R), TQFP64 10x10 (AR)
Rev. 1.6
October 2002
1/199
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