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ST72E121 - 8-BIT MCU WITH 8 TO 16K OTP/EPROM

This page provides the datasheet information for the ST72E121, a member of the ST72T121 8-BIT MCU WITH 8 TO 16K OTP/EPROM family.

Description

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Features

  • Program Memory - bytes RAM (stack) - bytes Peripherals Operating Supply CPU Frequency Temperature Range Package OTP/EPROM Devices ST72T121J2 ST72T121J4 8K 16K 384 (256) 512 (256) Watchdog, Timers, SPI, SCI and optional Low Voltage Detector Reset 3 to 5.5 V 8MHz max (16MHz oscillator) - 4MHz max over 85°C - 40° C to + 125°C TQFP44 - SDIP42 ST72T121J4/ST72E121J4 Note: The ROM versions are supported by the ST72124 family. Rev. 1.7 September 1999 1/92 1 Table of Contents 1.

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Datasheet Details

Part number ST72E121
Manufacturer STMicroelectronics
File Size 589.25 KB
Description 8-BIT MCU WITH 8 TO 16K OTP/EPROM
Datasheet download datasheet ST72E121 Datasheet
Additional preview pages of the ST72E121 datasheet.

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Full PDF Text Transcription

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ST72E121 ST72T121 8-BIT MCU WITH 8 TO 16K OTP/EPROM, 384 TO 512 BYTES RAM, WDG, SCI, SPI AND 2 TIMERS DATASHEET s s s s s s s s s s s s s s s s User Program Memory (OTP/EPROM): 8 to 16K bytes Data RAM: 384 to 512 bytes including 256 bytes of stack Master Reset and Power-On Reset Low Voltage Detector (LVD) Reset option Run and Power Saving modes 32 multifunctional bidirectional I/O lines: – 9 programmable interrupt inputs – 4 high sink outputs – 13 alternate functions – EMI filtering Software or Hardware Watchdog (WDG) Two 16-bit Timers, each featuring: – 2 Input Captures 1) – 2 Output Compares 1) – External Clock input (on Timer A) – PWM and Pulse Generator modes Synchronous Serial Peripheral Interface (SPI) Asynchronous Serial Communications Interface (SCI) 8-bit Data Manipulation
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