EM32100
EM32100
8/10
8/10 DIGIT LCD DRIVER
DIGIT LCD DRIVER
GENERAL DESCRIPTION
The EM32100 is a CMOS LCD display driver which can receive dialing data from dialer IC and display on
the LCD panel. The EM32100 can also display real time clock, conversation time (stopwatch).
FEATURES
•
•
•
•
•
•
•
•
•
•
•
Drive 8/10 digits LCD panel.
Display dialing number.
Display real time clock (RTC) in 12 hour or 24 hour format selectable.
Stopwatch function for counting conversation time up to 59 minutes 59 seconds.
Operating voltage: 1.5 VDC ( typical )
Operating current : 3 µA (max.)
LCD driver method : 1/3 duty , 1/2 bias.
Internal voltage doubler circuit for drive LCD.
Internal dialer interface.
Use single colck 32768Hz crystal.
Package in QFP 48 pins or chip form .
APPLICATION FIELD
Telephone and Digital display system.
PIN ASSIGNMENTS
12
11
10
9
8
7
6
5
4
3
2
1
NC
ENRTC
24/12
VSS
XOUT
NC
XIN
V
DD
HKS
SDI
MS2
MS1
NC
VP
VN
V
EE
SEG24
SEG23
SEG22
SEG21
SEG20
SEG19
SEG18
SEG17
13
14
15
16
17
18
19
20
21
22
23
24
EM32100
48
47
46
45
44
43
42
41
40
39
38
37
NC
F32H
TESTI
TEST2
COM3
COM2
COM1
SEG1
SEG2
SEG3
SEG4
SEG5
* This specification are subject to be changed without notice.
SEG16
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
NC
SEG9
SEG8
SEG7
SEG6
25
26
27
28
29
30
31
32
33
34
35
36
2.10.1999
1
EMC [ ELAN MICROELECTRONICS CORP ]
