ST7275-1, ST72751 Datasheet (ST Microelectronics)

ST7275-1, ST72751, 8-Bit 56-PIN MCU

1.1 INTRODUCTION The ST7275 is a HCMOS microcontroller unit (MCU) from the ST7 family with dedicated peripherals for Monitor applications.

It is based around an industry standard 8-bit core and offers an enhanced instruction set.

The processor runs with an external clock at 24 MHz with a 5V supply.

R ST7275-1 PRODUCT PREVIEW 8-BIT, 56-PIN MCU FOR MONITORS, WITH UP TO 60K ROM, 2K RAM, ADC, TIMER, IR, SYNC, PWM/BRM, DDC/DMA, I2C & SCI s s s s s s s s s s s s s s s s s s s s s s s s s User ROM/OTP/EPROM: up to 60 Kbytes Data RAM: up to 2 Kbytes (256 bytes stack) 8 MHz Maximum Internal Clock Frequency in fast mode, 4 MHz in normal mode Run, Wait and Halt CPU modes Sync Processor for Mode Recognition, power management and composite video blanking, clamping and free-running frequency g

ST7275-1 Features

* ROM (bytes) RAM (bytes) ADC Timer I2C Bus DDC/DMA Sync PWM I/O SCI IR EPROM Device OTP Device ST72751N9 60K 2K ST72751N7 48K 1.5 8 channels 1 one multimaster yes yes 9 32 yes yes ST72E751N9D1 ST72T751N9B1 ST72751N6 32K 1 Note 1: Power On/Off reset not implemented in this revision. April 1998 This