UPD750104GB datasheet(7/80 Pages) NEC

Part #	UPD750104GB

Description	4 BIT SINGLE-CHIP MICROCONTROLLER

Download	80 Pages

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Manufacturer	NEC [NEC]

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

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7 / 80 page

7

µPD750104, 750106, 750108, 750104(A), 750106(A), 750108(A)

•

44-pin plastic QFP (10

× 10 mm, 0.8-mm pitch)

µPD750104GB-×××-3BS-MTX, µPD750104GB(A)-×××-3BS-MTX

µPD750106GB-×××-3BS-MTX, µPD750106GB(A)-×××-3BS-MTX

µPD750108GB-×××-3BS-MTX, µPD750108GB(A)-×××-3BS-MTX

IC : Internally connected (Connect directly to VDD.)

PIN NAMES

BUZ

:

Buzzer Clock

P70-P73

: Port 7

CL1, CL2

:

Main System Clock (RC)

P80, P81

: Port 8

IC

:

Internally Connected

PCL

: Programmable Clock

INT0, 1, 4 :

External Vectored Interrupt 0, 1, 4

PTO0, PTO1 : Programmable Timer Output 0, 1

INT2

:

External Test Input 2

RESET

: Reset

KR0-KR7

:

Key Return 0-7

SB0, SB1

: Serial Bus 0, 1

NC

:

No connection

SCK

: Serial Clock

P00-P03

:

Port 0

SI

: Serial Input

P10-P13

:

Port 1

SO

: Serial Output

P20-P23

:

Port 2

TI0

: Timer Input 0

P30-P33

:

Port 3

VDD

: Positive Power Supply

P40-P43

:

Port 4

VSS

: Ground

P50-P53

:

Port 5

XT1, XT2

: Subsystem Clock (Crystal)

P60-P63

:

Port 6

P72/KR6

P71/KR5

P70/KR4

P63/KR3

P62/KR2

P61/KR1

P60/KR0

P53

P52

P51

P50

1

2

3

4

5

6

7

8

9

10

11

33

32

31

30

29

28

27

26

25

24

23

P13/TI0

P00/INT4

P01/SCK

P02/SO/SB0

P03/SI/SB1

P80

P81

P30

P31

P32

P33

12 13 14 15 16 17 18 19 20 21 22

44 43 42 41 40 39 38 37 36 35 34

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UPD750104GB Datasheet(PDF) 7 Page - NEC

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