PCF1179CT NXP Semiconductors, PCF1179CT Datasheet - Page 13

• Manufacturer Part Number: PCF1179CT
• Manufacturer: NXP Semiconductors

Specifications of PCF1179CT

• Operating Supply Voltage (typ): 3.3/5V
• Number Of Digits: 4
• Number Of Segments: 30
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: SO
• Pin Count: 28
• Mounting: Surface Mount
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 6V
• Lead Free Status / Rohs Status: Compliant

Philips Semiconductors
APPLICATION INFORMATION
1997 Apr 16
4-digit duplex LCD car clock
(1) To be mounted close to the IC.
OSC OUT
S1
S2
OSC IN
MODE
DATA
V SS
SEL
BP1 28
BP2 27
3
4
12
2
1
13
6
5
COUNTER
AM/PM
OSCILLATOR
Fig.8 Typical application diagram.
DECODER
DECODER
COUNTER
HOURS
REGULATOR
CONTROL
VOLTAGE
EEPROM
LOGIC
13
COUNTER
MINUTES
ADJUSTABLE
DIVIDER
SECONDS
COUNTER
PCF1179C
MSB234
11
10
14
26
7
8
9
V DD
FLASH
TS
ENABLE
V PP
(1)
100 nF
segment drivers
C ext
to LCD
Product specification
PCF1179C
12 V
I DD
6.8 k
47 F