pcf2112ct-1 NXP Semiconductors, pcf2112ct-1 Datasheet - Page 4

• Manufacturer Part Number: pcf2112ct-1
• Description: Pcf21xxc Family Lcd Drivers
• Manufacturer: NXP Semiconductors

Philips Semiconductors
5
1997 Mar 28
handbook, full pagewidth
handbook, full pagewidth
LCD drivers
BLOCK DIAGRAMS
DLEN
DATA
CLB
DLEN
DATA
CLB
40
39
1
28
27
1
BP1
CONTROL
38
BACKPLANE AND SEGMENT DRIVERS
BP1
CONTROL
26
BACKPLANE AND SEGMENT DRIVERS
BUS
BUS
BP2
37
Fig.1 Block diagram; PCF2100C.
Fig.2 Block diagram; PCF2111C.
BP2
25
A
B
A
B
DRIVER CONTROL
64-SEGMENT LCD
DRIVER CONTROL
40-SEGMENT LCD
REGISTER
LATCHES
REGISTER
LATCHES
SHIFT
AND
SHIFT
AND
4
36 to 5
S1 to S32
24 to 5
S1 to S20
PCF2111C
OSCILLATOR
PCF2100C
OSCILLATOR
VOLTAGE
DIVIDER
ANALOG
VOLTAGE
DIVIDER
ANALOG
AND
AND
MLD285
MLD286
2
3
4
2
3
4
OSC
V DD
V SS
C
R
OSC
V DD
V SS
O
PCF21xxC family
C
O
R
O
O
1 M
680
pF
1 M
680
pF
Product specification