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EM78P257 - 8-BIT MICROCONTROLLER

General Description

EM78P257A/B is an 8-bit microprocessors with low-power, high speed CMOS technology.

Key Features

  • a 2K.
  • 13 bits Electrical One Time Programmable Read Only Memory (OTP -ROM) and provides a protect bit to prevent from intruding on code, as well as 12 Option bits to accommodate user’s requirements. This specification is subject to change without prior notice. 3 07.27.2004 (V1.4) EM78P257 OTP ROM 2.

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Datasheet Details

Part number EM78P257
Manufacturer ELAN Microelectronics
File Size 798.18 KB
Description 8-BIT MICROCONTROLLER
Datasheet download datasheet EM78P257 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
www.DataSheet4U.com EM78P257 OTP ROM EM78P257 8-BIT MICRO-CONTROLLER Version 1.4 EM78P257 OTP ROM Specification Revision History Version 1.0 1.1 1.2 1.3 1.4 Initial version To add AKM/BKM Package type, RC Drift Rate, DC and AC Electrical Characteristic To remove BKM Package type, Change Power on reset content To add AC, DC curve To remove prescalers from TCCA, TCCB and TCCC Content 05/06/2002 03/18/2003 06/27/2003 05/23/2004 07/27/2004 Application Note AN-001 EM78P257 Firmware programming for Mouse, Comparator, IR and Change Interrupt. Internal C, External R Oscillation Mode Application Note AN-002 EM78P257 applied by Comparator, IR ourput and Mouse separately This specification is subject to change without prior notice. 2 07.27.2004 (V1.4) EM78P257 OTP ROM 1.