UPD75P3216 查看數據表（PDF） - NEC => Renesas Technology

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UPD75P3216

4-BIT SINGLE-CHIP MICROCONTROLLER

NEC => Renesas Technology 

µPD75P3216

3.3 Equivalent Circuits for Pins

The equivalent circuits for the µPD75P3216’s pins are shown in abbreviated form below.

TYPE A

TYPE D

VDD

P-ch

IN

N-ch

Data

Output

disable

VDD

P-ch

OUT

N-ch

TYPE B

CMOS standard input buffer

IN

Schmitt trigger input with hysteresis characteristics.

TYPE B-C

VDD

P.U.R.

P-ch

P.U.R.

enable

IN

P.U.R. : Pull-Up Resistor

8

Push-pull output that can be set to high impedance output

(with both P-ch and N-ch OFF).

TYPE E-B

P.U.R.

enable

VDD

P.U.R.

P-ch

Data

Output

disable

Type D

IN/OUT

Type A

TYPE F-A

Data

Output

disable

P.U.R. : Pull-Up Resistor

P.U.R.

enable

Type D

VDD

P.U.R.

P-ch

IN/OUT

Type B

P.U.R. : Pull-Up Resistor

(Continued)

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