PCF1178CT 데이터 시트보기 (PDF) - Philips Electronics

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PCF1178CT

4-digit duplex LCD car clock

Philips Electronics 

Philips Semiconductors

4-digit duplex LCD car clock

PINNING

SYMBOL PIN

DESCRIPTION

BP1

1 backplane 1

BP2

2 backplane 2

AM/PM

3 segment driver

A2/ADEG1 4 segment driver

B1/C1

5 segment driver

F2/E2

6 segment driver

G2/D2

7 segment driver

B2/C2

8 segment driver

A4/COL

9 segment driver

F3/E3

10 segment driver

G3/AD3

11 segment driver

B3/C3

12 segment driver

F4/E4

13 segment driver

G4/D4

14 segment driver

B4/C4

15 segment driver

S2

16 minute adjustment input

SEL

17 EEPROM select input

FLASH

18 colon option input

VDD

ENABLE

19 positive supply voltage

20 enable input (for S1 and S2)

TS

21 test speed-up mode input

VPP

MODE

22 programming voltage input

23 12/24-hour mode select input

VSS

OSC OUT

24 negative supply voltage

25 oscillator output

OSC IN

26 oscillator input

DATA

27 EEPROM data input

S1

28 hour adjustment input

Product specification

PCF1178C

BP1 1

28 S1

BP2 2

27 DATA

AM/PM 3

26 OSC IN

A2/ADEG1 4

25 OSC OUT

B1/C1 5

24 VSS

F2/E2 6

23 MODE

G2/D2 7

22 V PP

PCF1178CT

B2/C2 8

21 TS

A4/COL 9

20 ENABLE

F3/E3 10

G3/AD3 11

19 VDD

18 FLASH

B3/C3 12

17 SEL

F4/E4 13

16 S2

G4/D4 14

15 B4/C4

MSB229

Fig.1 Pin configuration, PCF1178CT, (SO28).

1997 Apr 16

3

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