UPD6708 datasheet(70/72 Pages) NEC

部件名	UPD6708

功能描述	IEBusa Inter Equipment Busa PROTOCOL CONTROL LSI

PDF	72 Pages

Scroll/Zoom	100%

制造商	NEC [NEC]

网页	http://www.nec.com/

标志

70 / 72 page

µPD6708

APPENDIX MAJOR DIFFERENCES BETWEEN

µPD6708 AND µPD72042A, µPD72042B

Part Number

µPD6708

µPD72042A

µPD72042B

Parameter

Oscillation frequency (fX)

12 MHz

6 MHz

Supply voltage (VDD)5 V

±10 %

Operating ambient temperature (TA)

–40 to +85 ˚C

IEBus

Communication mode

Modes 0, 1, and 2

Driver/receiver

Provided

External protection resistor

Not necessary

Necessary (connect 180

Ω in series to BOS+ and BOS–)

Transmit buffer

4 Bytes

33 Bytes

Receive buffer

20 Bytes

40 Bytes

Interfacing with microcontroller Note

Serial interface (3-wire)

Serial interface (3-wire/2-wire)

MSB first

LSB first

Package

16-pin SOP (300 mil)

16-pin SOP (375 mil)

16-pin DIP (300 mil)

Note

Setting commands/data and related pins differs between the

µPD6708 and µPD72042A, µPD72042B.

UPD6708 数据表(PDF) 70 Page - NEC

UPD6708 数据表(HTML) 70 Page - NEC

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