Part Number
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ST72E121 |
Manufacturer
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ST Microelectronics |
Description
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8-BIT MCU WITH 8 TO 16K OTP/EPROM |
Published
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Nov 21, 2005 |
Detailed Description
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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
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Datasheet
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ST72E121
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Overview
ST72E121 ST72T121
8-BIT MCU WITH 8 TO 16K OTP/EPROM, 384 TO 512 BYTES RAM, WDG, SCI, SPI AND 2 TIMERS
DATASHEET
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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 P...
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