ICM7211A Intersil Corporation, ICM7211A Datasheet - Page 2

• Manufacturer Part Number: ICM7211A
• Description: 4-digit, Lcd Display Driver
• Manufacturer: Intersil Corporation

Pinouts
Functional Block Diagram
V
BP
DD
g
b
d
g
b
d
g
e
a
c
e
a
c
e
a
f
f
f
1
1
1
2
2
2
2
2
2
2
3
3
3
3
3
3
3
4
ADRESS
SELECT 1
SELECT 2
10
11
12
13
14
15
16
17
18
19
20
INPUTS
OSCILLATOR
1
2
3
4
5
6
7
8
9
INPUT
DATA
DIGIT
2-BIT
CHIP
CHIP
INPUT
ICM7211AM (PDIP)
ENABLE
ENABLE
TOP VIEW
LATCH
LATCH
4-BIT
2-BIT
SEGMENT OUTPUTS
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
7 WIDE LATCH EN
PROGRAMMABLE
2
4 TO 7 DECODER
SHOT
7 WIDE DRIVER
ONE
d
c
b
a
OSC
V
CHIP SELECT 2
CHIP SELECT 1
DIGIT ADRESS BIT 2
DIGIT ADRESS BIT 1
B3
B2
B1
B0
f
g
e
d
c
b
4
1
1
SS
4
4
1
1
4
4
4
D4
DIRECTOR
ENABLE
DECODER
DATA
INPUTS
2 TO 4
FREE-RUNNING
SEGMENT OUTPUTS
OSCILLATOR
7 WIDE LATCH EN
PROGRAMMABLE
4 TO 7 DECODER
7 WIDE DRIVER
NC
b2
d2
g2
b3
a2
c2
e2
a3
c3
f2
19kHz
ICM7211AM
ICM7211AM
ICM7211AM
D3
10
11
1
2
3
4
5
6
7
8
9
12 13 14 15 16 17
44 43 42 41 40
÷
128
SEGMENT OUTPUTS
PROGRAMMABLE
7 WIDE LATCH EN
4 TO 7 DECODER
7 WIDE DRIVER
39 38 37 36 35 34
ICM7211AM (MQFP)
BLACKPLANE
18
D2
ENABLE
DRIVER
TOP VIEW
19
20
21
22
33
32
31
30
29
28
27
26
25
24
23
SEGMENT OUTPUTS
7 WIDE LATCH EN
PROGRAMMABLE
4 TO 7 DECODER
BP INPUT/OUTPUT
7 WIDE DRIVER
V
CHIP SELECT 2
CHIP SELECT 1
DIGITAL ADDRESS BIT 2
DIGITAL ADDRESS BIT 2
NC
B3
B2
B1
B0
f4
SS
D1
DATA
INPUTS
April 17, 2006
FN3158.7