EM78871 Ver la hoja de datos (PDF) - ELAN Microelectronics

Número de pieza

componentes Descripción

Fabricante

EM78871

8-BIT MICRO-CONTROLLER

ELAN Microelectronics 

•Compatible with Bellcore special report SR-TSV-002476

•Call-Waiting (2130Hz plus 2750Hz) Alert Signal Detector

•Good talkdown and talkoff performance

•Sensitivity compensated by adjusting input OP gain

LCD (8x80, 9x80, 16x80, 24x72)

•Maximum common driver pins : 16/24

•Maximum segment driver pins : 80(SEG0..SEG79)/72(SEG8..SEG79)

•Shared COM16 ~ COM23 pins with SEG0 ~ SEG7 pins

•1/4 bias for 8, 9 and 16 common mode and 1/5 bias for 24 common mode

•1/8, 1/9, 1/16, 1/24 duty

•16 Level LCD contrast control (software)

•Internal resistor circuit for LCD bias

•Internal voltage follower for better display

Die type

•132 pin die : EM78871H

•128 pin package : (EM78871AQ POVD disable, EM78871BQ POVD enable)

III.Application

1. adjunct units

2. answering machines

3. feature phones

EM78871

8-bit Micro-controller

__________________________________________________________________________________________________________________________________________________________________

* This specification is subject to be changed without notice. 5

8/23/04 (V1.5)

Share Link: