EM78P813

8-bit OTP Micro-controller

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* This specification is subject to change without notice.

4

2004/8/19

(V1.6)

•Mixed dual tone generation by Tone1 and Tone2 with 2dB difference

•Can be programmed for DTMF tone generation

•Can be programmed for FSK signal (Bell202 or V.23) generation

CID

•Operation Voltage 2.7V∼5.5V for FSK

•Operation Voltage 2.7V∼5.5V for DTMF receiver

•Compatible with Bellcore GR-30-CORE (formerly as TR-NWT-000030)

•Compatible with British Telecom (BT) SIN227 & SIN242

•FSK demodulator for Bell 202 and ITU-T V.23 (formerly as CCITT V.23)

•Differential Energy Detector (DED) for line energy detection

CALL WAITING

•Operation Voltage 2.6V∼5.5V

•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 (16x112 , 24x106 , 32x98 )

•Operating Voltage range:

Supply voltage : 2.5V to 5.5V

Through charge pump circuit and regulate adjusting, LCD device voltage : 3.6V to 5.3V

•Maximum common driver pins : 16/24/32

•Maximum segment driver pins : 112(SEG0..SEG111)/106(SEG0..SEG105)/ 106(SEG0..SEG97)

•Shared COM16 ~ COM23 pins with SEG113 ~ SEG106 pins

•Shared COM24 ~ COM31 pins with SEG105 ~ SEG98 pins

•1/5 bias for 16 common mode , 1/6 bias for 24 common mode and 1/7 for 32 common mode

•1/16, 1/24, 1/32 duty

•32 Level LCD contrast control (software)

•Internal resistor circuit for LCD bias.

External LCD controller (64 x 256 dot MAX for a pair of Master and Slave LCD Driver)

•Multi-chip operation(Master, Slave) available for external LCD device.

Expand

•128K Program ROM (64K on_chip and provided Parallel transmitter interface for 64K external

program ROM access.)Through external address & data bus, 2M byte Data ROM can be addressing.

Package type

•186 pin die : EM78P813H

•208 pin QFP : EM78P813AQ(POVD disable)

EM78P813BQ(POVD enable)

III. Application

•adjunct units

•SMS phones

•feature phones