UPD750068CUA データシートの表示（PDF） - NEC => Renesas Technology

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UPD750068CUA

4 BIT SINGLE CHIP CMOS MICROCOMPUTERS

NEC => Renesas Technology 

µPD750064, 750066, 750068, 750064(A), 750066(A), 750068(A)

3.2 Non-port Pins (1/2)

Pin Name

TI0

TI1

PTO0

PTO1

PCL

BUZ

SCK

SO

SB0

SI

SB1

INT4

INT0

INT1

INT2

KR0 to KR3

AN0 to AN3

AN4 to AN7

AVREF

AVSS

Input/Output

Alternate

Function

Function

Input

P13

P12/INT2

Inputs external event pulses to the timer/event

counter.

Output

P20

Timer/event counter output

P21

P22

Clock output

P23

Optional frequency output (for buzzer output

or system clock trimming)

Input/Output

P01

Serial clock input/output

Output

P02

Serial data output

Input/Output

Serial data bus input/output

Input

P03

Serial data input

Input/Output

Serial data bus input/output

Input

P00

Edge detection vectored interrupt input (both

rising edge and falling edge detection)

Input

P10

Edge detection vectored Noise elimination

interrupt input (detection circuit/asynchronous

edge can be selected).

selection

P11

INT0/P10 can select noise Asynchronous

elimination circuit.

Input

P12/TI1

Rising edge detection

testable input

Asynchronous

Input

P60/AN4 to Falling edge detection testable input

P63/AN7

Input

P110 to P113 Analog signal input

P60/KR0 to

P63/KR3

–

–

A/D converter reference voltage

–

–

A/D converter reference GND potential

I/O Circuit

After Reset

TypeNote

Input

<B>-C

Input

E-B

Input

<F>-A

<F>-B

<M>-C

Input

<B>

<B>-C

Input

Input

Input

–

–

<B>-C

<Y>-D

Y-A

<Y>-D

Z-N

Z-N

Note Circuit types enclosed in brackets indicate the Schmitt trigger input.

10

Data Sheet U10165EJ2V0DS00

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