ST7250
8-BIT MCU FOR CAN WITH 32K ROM, 1K RAM, EEPROM,
ADC, WDG, PWM/BRM, 2 TIMERS, SPI AND SCI INTERFACES
BRIEF DATA
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4.5V to 5.5V Supply Operating Range
16 MHz Maximum Oscillator Frequency
8 MHz Maximum Internal Clock Frequency
Fully Static operation
-40擄C to + 85擄C Temperature Range
Run, Wait, Slow, Halt and RAM Retention
modes
User ROM/OTP: up to 32 Kbytes
Data RAM: up to 1 Kbytes, including 256 bytes
stack
Data EEPROM: up to 384 bytes
64 pin PQFP package
48 multifunctional bidirectional I/O lines:
鈥?15 Programmable Interrupt inputs
鈥?8 Analog alternate inputs
鈥?4x15mA outputs
鈥?25 Alternate functions
鈥?EMI filtering
Two 16-bit Timers, each featuring:
鈥?2 Input Captures
鈥?2 Output Compares
鈥?External Clock input (on Timer 1)
鈥?PWM and Pulse Generator modes
CAN peripheral
8-bit Analog-to-Digital Converter
Programmable Watchdog for system integrity
4x10-bit PWM Pulse Width Modulation outputs
Synchronous Serial Peripheral Interface
Asynchronous Serial Communications Interface
Master Reset and Power-On Reset
8-bit Data Manipulation
63 basic Instructions and 17 main Addressing
Modes
8 x 8 Unsigned Multiply Instruction
True Bit Manipulation
Complete Development Support on DOS/
WINDOWS
TM
Real-Time Emulator
TM
Full Software Package on DOS/WINDOWS
(C-Compiler, Cross-Assembler, Debugger)
PQFP64
Device Summary
Features
ROM bytes
RAM bytes
EEPROM
Timers
PWM
WDG
SCIP
SPI
CAN
ADC
Package
ST7250A6
32 Kbytes
1 Kbytes
384 bytes
2
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1 (Hardware)
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PQFP64
ST7250B4
20 Kbytes
512 bytes
256 bytes
2
1
1 (Hardware)
1
1
1
1
PQFP64
Rev. 1.2
October 1997
This is preliminary information on a new product in development orundergoing evaluation. Detailsare subject to change without notice.
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STMICROELECTRONICS
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