UPD75112FGF-XXX-3BE View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD75112FGF-XXX-3BE

4-BIT SINGLE-CHIP MICROCOMPUTER

NEC => Renesas Technology 

µPD75108F,75112F,75116F

3.3 PIN INPUT/OUTPUT CIRCUITS

The input/output circuits of each pin of the µPD75116F are shown in abbreviated form.

Fig. 3-1 Pin Input/Output Circuit List

Type A

IN

VDD

P-ch

N-ch

Type F

data

output

disable

Type D

Type B

IN/OUT

Type B

CMOS standard input buffer

IN

This is an input/output circuit made up of a Type D

push-pull output and Type B Schmitt-triggered input.

Type M

VDD

Pull-Up Resistor

(Mask Option)

IN/OUT

data

output

disable

N-ch

(+6 V

Withstand

Voltage)

Schmitt-trigger input with hysteresis characteristic

Type D

VDD

data

P-ch

OUT

output

disable

N-ch

Push-pull output that can be made high-

impedance output (P-ch and N-ch OFF)

Type E

data

output

disable

Type D

IN/OUT

Type N

Middle-High Voltage Input Buffer

(+6 V Withstand Voltage)

Comparator

+

–

VREF (Threshold Voltage)

Type A

This is an input/output circuit made up of a

Type D push-pull output and Type A input buffer.

10

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