ICM7211AM_06 Datasheet, PDF (2/8 Pages) Intersil Corporation – 4-Digit, LCD Display Driver

Pinouts
V_DD 1
e1 2
g1 3
f1 4
BP 5
a2 6
b2 7
c2 8
d2 9
e2 10
g2 11
f2 12
a3 13
b3 14
c3 15
d3 16
e3 17
g3 18
f3 19
a4 20
ICM7211AM (PDIP)
TOP VIEW
40 d1
39 c1
38 b1
37 a1
36 OSC
35 V_SS
34 CHIP SELECT 2
33 CHIP SELECT 1
32 DIGIT ADRESS BIT 2
31 DIGIT ADRESS BIT 1
30 B3
29 B2
28 B1
DATA
INPUTS
27 B0
26 f4
25 g4
24 e4
23 d4
22 c4
21 b4
ICM7211AM
ICM7211AM (MQFP)
TOP VIEW
44 43 42 41 40 39 38 37 36 35 34
a2
1
33
b2
2
32
c2
3
31
d2
4
30
e2
5
29
NC
6
28
g2
7
27
f2
8
26
a3
9
25
b3
10
24
c3
11
23
12 13 14 15 16 17 18 19 20 21 22
V_SS
CHIP SELECT 2
CHIP SELECT 1
DIGITAL ADDRESS BIT 2
DIGITAL ADDRESS BIT 2
NC
B3
B2 _DATA
B1 ^INPUTS
B0
f4
Functional Block Diagram
D4
SEGMENT OUTPUTS
ICM7211AM
D3
SEGMENT OUTPUTS
D2
SEGMENT OUTPUTS
D1
SEGMENT OUTPUTS
7 WIDE DRIVER
7 WIDE DRIVER
7 WIDE DRIVER
7 WIDE DRIVER
7 WIDE LATCH EN
7 WIDE LATCH EN
7 WIDE LATCH EN
7 WIDE LATCH EN
PROGRAMMABLE
4 TO 7 DECODER
PROGRAMMABLE
4 TO 7 DECODER
PROGRAMMABLE
4 TO 7 DECODER
DATA
INPUTS
2-BIT
DIGIT
ADRESS
INPUT
CHIP
SELECT 1
CHIP
SELECT 2
4-BIT
LATCH
ENABLE
2-BIT
LATCH
ENABLE
2 TO 4
DECODER
ONE
SHOT
OSCILLATOR
INPUT
ENABLE
DIRECTOR
OSCILLATOR
19kHz
FREE-RUNNING
÷128
BLACKPLANE
DRIVER
ENABLE
PROGRAMMABLE
4 TO 7 DECODER
BP INPUT/OUTPUT
2
FN3158.7
April 17, 2006