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