ICM7232 Intersil Corporation, ICM7232 Datasheet - Page 3

• Manufacturer Part Number: ICM7232
• Description: Numeric/alphanumeric Triplexed Lcd Display Drivers
• Manufacturer: Intersil Corporation

Functional Block Diagrams
NOTE: See Figure 13 for display segment connections.
SEGMENT
LATCHES
DRIVERS
OUTPUT
3 WIDE
9 WIDE
LINE
D8
9
9
AN1
AN2
DATA INPUTS
DATA INPUT
DECODER
LATCHES
BD0
DATA
D7
BD1
9
BD2
EN
BD3
D6
9
D5
9 9 9
ADDRESS INPUTS
A0
DECODER
ADDRESS
ADDRESS
LATCHES
INPUT
DIGIT
ICM7231, ICM7232
D4
A1
9
A2
ICM7231
D3
9-21
EN
EN
9
D2
9
SHOT
ONE
CS
D1
GENERATOR
DISPLAY
TIMING
V
V
V
V
DD
H
L
DISP
COMMON
DRIVERS
PIN 2 (INPUT)
LINE
ON CHIP
DISPLAY
VOLTAGE
LEVEL
GENERATOR
BP1
BP2
BP3