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ST72521BAR6 Datasheet(PDF) 1 Page - STMicroelectronics

No. de pieza ST72521BAR6
Descripción Electrónicos  80/64-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72521BAR6 Datasheet(HTML) 1 Page - STMicroelectronics

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May 2005
1/215
Rev. 5
ST72F521, ST72521B
80/64-PIN 8-BIT MCU WITH 32 TO 60K FLASH/ROM, ADC,
FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE
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 RC oscillator 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
and time base interrupt, external clock with
event detector
4 Communications Interfaces
– SPI synchronous serial interface
– SCI asynchronous serial interface
–I2C multimaster interface
(SMbus V1.1 compliant)
– CAN interface (2.0B Passive)
Analog periperal (low current coupling)
– 10-bit ADC with 16 input robust input ports
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
Device Summary
TQFP80
14 x 14
TQFP64
10 x 10
TQFP64
14 x 14
Features
ST72F521(M/R/AR)9
ST72F521(R/AR)6
ST72521B(M/R/AR)9
ST72521B(R/AR)6
Program memory - bytes
Flash 60K
Flash 32K
ROM 60K
ROM 32K
RAM (stack) - bytes
2048 (256)
1024 (256)
2048 (256)
1024 (256)
Operating Voltage
3.8V to 5.5V
Temp. Range
up to -40°C to +125 °C
Package
TQFP80 14x14 (M),
TQFP64 14x14 (R),
TQFP64 10x10 (AR)
TQFP64 14x14 (R), TQFP64
10x10 (AR)
TQFP80 14x14 (M),
TQFP64 14x14 (R),
TQFP64 10x10 (AR)
TQFP64 14x14 (R), TQFP64
10x10 (AR)
1


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