PCF1174CT Philips Semiconductors, PCF1174CT Datasheet - Page 13

• Manufacturer Part Number: PCF1174CT
• Description: 4-digit static LCD car clock
• Manufacturer: Philips Semiconductors

Philips Semiconductors
APPLICATION INFORMATION
1997 Apr 16
4-digit static LCD car clock
(1) To be placed close to the IC.
OSC OUT
S1
S2
OSC IN
MODE
DATA
V SS
SEL
BP
1
17
18
26
16
15
27
20
19
COUNTER
AM/PM
OSCILLATOR
Fig.8 Typical application diagram.
COUNTER
DECODER
DECODER
HOURS
REGULATOR
CONTROL
VOLTAGE
EEPROM
LOGIC
COUNTER
MINUTES
13
ADJUSTABLE
DIVIDER
SECONDS
COUNTER
PCF1174C
28 - 40
2 - 14
MSA999
21
25
22
23
V DD
FLASH
TS
ENABLE
V PP
(1)
100 nF
segment drivers
C ext
to LCD
Product specification
12 V
PCF1174C
I DD
6.8 k
47 F