UPD75402ACA 查看數據表（PDF） - NEC => Renesas Technology

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UPD75402ACA

4 BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD75402A(A)

Type F-B

Output

disable

(P)

Data

Output

disable

Output

disable

(N)

P.U.R.

enable

VDD

P-ch

N-ch

P.U.R.: Pull-Up Resistor

VDD

P.U.R.

P-ch

IN/OUT

Type M

Data

Output

disable

VDD

P.U.R.

enable

(Mask option)

N-ch

(Withstand

voltage:

+10 V)

Input buffer with an intermediate

withstand voltage of +10 V

P.U.R.: Pull-Up Resistor

(2/2)

IN/OUT

3.4 SELECTION OF A MASK OPTION

The following mask options are provided for pins:

P50 - P53

1 Pull-up resistors connected

(Either can be specified bit by bit.)

2 No pull-up resistors connected

10

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