UPD75P068 datasheet(8/40 Pages) NEC

Part #	UPD75P068

Description	4 BIT SINGLE-CHIP MICROCOMPUTER

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Manufacturer	NEC [NEC]

Direct Link	http://www.nec.com/

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8 / 40 page

8

µPD75P068

(2/3)

Data

Type F-B

Type F-A

Type M-A

Type Y

(For type Y-A , Y-D)

Type M-C

Type Y-A

Data

Output

disable

P-ch

P.U.R.: Pull-up resistor

IN/OUT

P.U.R.

enable

Type D

Type B

VDD

P.U.R.

Data

P.U.R.: Pull-up resistor

N-ch

P.U.R.

enable

IN/OUT

P-ch

VDD

P.U.R.

enable

P-ch

IN

VDD

P.U.R

VDD

P-ch

N-ch

P.U.R.: Pull-up resistor

(P)

P-ch

N-ch

VDD

Output

disable

Output

disable

Output

disable

Output

disable

(N)

Input

enable

Sam-

pling C

AVSS

VDD

Reference voltage

(from voltage tap of

serial resistor string)

IN/OUT

N-ch

(Withstand

voltage: +10 V)

Output

disable

Data

P.U.R.: Pull-up resistor

Input buffer with an intermediate withstand voltage of +10 V

AVSS

+

–

Type Y

Type A

IN instruction

Input buffer

IN

5

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UPD75P068 Datasheet(PDF) 8 Page - NEC

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