UPD753204GT datasheet(5/80 Pages) NEC

Part #	UPD753204GT

Description	4-BIT SINGLE-CHIP MICROCONTROLLERS

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Manufacturer	NEC [NEC]

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

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5 / 80 page

5

µPD753204, 753206, 753208

1. PIN CONFIGURATION (TOP VIEW)

• 48-pin plastic shrink SOP (375 mils, 0.65-mm pitch)

µPD753204GT-×××, µPD753206GT-×××,

µPD753208GT-×××

Note Connect IC (Internally Connected) pin directly to VDD.

Pin Identification

P00 to P03

: Port0

S12 to S23

: Segment Output 12 to 23

P10, P13

: Port1

VLC0 to VLC2

: LCD Power Supply 0 to 2

P20 to P23

: Port2

BIAS

: LCD Power Supply Bias Control

P30 to P33

: Port3

LCDCL

: LCD Clock

P50 to P53

: Port5

SYNC

: LCD Synchronization

P60 to P63

: Port6

TI0

: Timer Input 0

P80 to P83

: Port8

PTO0 to PTO2 : Programmable Timer Output 0 to 2

P90 to P93

: Port9

BUZ

: Buzzer Clock

KR0 to KR3

: Key Return 0 to 3

PCL

: Programmable Clock

COM0 to COM3 : Common Output 0 to 3

INT0, INT4

: External Vectored Interrupt 0, 4

SCK

: Serial Clock

X1, X2

: System Clock Oscillation 1, 2

SI

: Serial Input

RESET

: Reset

SO

: Serial Output

IC

: Internally Connected

SB0, SB1

: Serial Data Bus 0, 1

VDD

: Positive Power Supply

VSS

: Ground

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

48

47

46

45

44

43

42

41

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

25

COM0

COM1

COM2

COM3

BIAS

VLC0

VLC1

VLC2

P30/LCDCL

P31/SYNC

P32

P33

VSS

P50

P51

P52

P53

P60/KR0

P61/KR1

P62/KR2

P63/KR3

VDD

X1

X2

S12

S13

S14

S15

P93/S16

P92/S17

P91/S18

P90/S19

P83/S20

P82/S21

P81/S22

P80/S23

P23/BUZ

P22/PCL/PTO2

P21/PTO1

P20/PTO0

P13/TI0

P10/INT0

P03/SI/SB1

P02/SO/SB0

P01/SCK

P00/INT4

RESET

IC Note

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