PCF1178CT NXP Semiconductors, PCF1178CT Datasheet - Page 3

• Manufacturer Part Number: PCF1178CT
• Manufacturer: NXP Semiconductors

Specifications of PCF1178CT

• Operating Supply Voltage (typ): 3.3/5V
• Number Of Digits: 4
• 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
PINNING
1997 Apr 16
BP1
BP2
AM/PM
A2/ADEG1
B1/C1
F2/E2
G2/D2
B2/C2
A4/COL
F3/E3
G3/AD3
B3/C3
F4/E4
G4/D4
B4/C4
S2
SEL
FLASH
V
ENABLE
TS
V
MODE
V
OSC OUT
OSC IN
DATA
S1
SYMBOL
DD
PP
SS
4-digit duplex LCD car clock
PIN
10
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
11
1
2
3
4
5
6
7
8
9
backplane 1
backplane 2
segment driver
segment driver
segment driver
segment driver
segment driver
segment driver
segment driver
segment driver
segment driver
segment driver
segment driver
segment driver
segment driver
minute adjustment input
EEPROM select input
colon option input
positive supply voltage
enable input (for S1 and S2)
test speed-up mode input
programming voltage input
12/24-hour mode select input
negative supply voltage
oscillator output
oscillator input
EEPROM data input
hour adjustment input
DESCRIPTION
3
Fig.1 Pin configuration, PCF1178CT, (SO28).
A2/ADEG1
A4/COL
G3/AD3
AM/PM
G2/D2
G4/D4
B1/C1
B2/C2
B3/C3
F2/E2
F3/E3
F4/E4
BP1
BP2
10
11
12
13
14
1
2
3
4
5
6
7
8
9
PCF1178CT
MSB229
19
18
17
16
15
28
27
26
25
24
23
22
21
20
Product specification
PCF1178C
S1
DATA
OSC IN
OSC OUT
MODE
TS
ENABLE
FLASH
SEL
S2
B4/C4
V
V
V
DD
SS
PP