NT3882 Datasheet, PDF (1/9 Pages) List of Unclassifed Manufacturers – Dot Matrix LCD 40-Channel Driver

NT3882
Features
T Provides a 40 channel LCD driver
T Internal serial to parallel conversion circuits:
20-bit shift register X 2
40-bit latch X 1
40-bit 4 level driver X 1
T Logic circuit supply voltage range: 4.5V - 5.5V
General Description
The NT3882 is a dot matrix LCD 40 channel driver
fabricated by low power CMOS technology. This IC
consists of two 20-bit shift registers, a 40-bit latch, and a
40-bit 4 level LCD driver. The NT3882 converts serial
data which is received from the LCD controller
Pin Configuration
SSSSS
SSSSSS
N 3 3 3 3 3 N3 3 3 3 3 4
C 4 3 2 1 0 C5 6 7 8 9 0
64 63 62 61 60 59 58 57 56 55 54 53 52
NC
1
51
V2
S29
2
50
NC
S28
3
49
NC
S27
4
48
V3
S26
5
47
NC
S25
6
S24
7
46
V _EE
45
NC
S23
8
44
NC
S22
9
S21
10
S20
11
NT3882F
43
NC
42
M
41
NC
S19
12
40
DR2
S18
13
39
DL2
S17
14
38
DR1
S16
15
37
DL1
S15
16
36
GND
S14
17
35
CL2
S13
18
34
CL1
S12
19
33
NC
20 21 22 23 24 25 26 27 28 29 30 31 32
S SS SSV NS SSS SS
9 1 1 8 7 _DC 6 5 4 3 2 1
01
D
Dot Matrix LCD 40-Channel Driver
T LCD driving voltage range (VDD - VEE): 3.5V to 11V
T Applicable LCD duty cycle: 1/2 to 1/16
T Interfaces with a NT3881C/D LCD controller
T LCD bias voltage can be supplied externally
T Available in 64-pin QFP and in CHIP FORM
(NT3881C/D) to parallel data and then outputs LCD
driving waveforms to drive LCD. Expansion of character-
type liquid crystal display can be easily obtained
according to the number and structure of characters.
Pad Configuration
S
S
S
S
S
S
S
S
S
S
S
S
2
3
3
3
3
3
3
3
3
3
3
4
9
4
3
2
1
0
5
6
7
8
9
0
S28 3
2 63 62 61 60 59 57 56 55 54 53 52
S27 4
S26 5
S25 6
S24 7
S23 8
S22 9
S21 10
S20 11
NT3882H
51 V2
48 V3
46
V _EE
42 M
40 DR2
39 DL2
38 DR1
S19 12
S18 13
S17 14
S16 15
S15 16
S14 17
37 DL1
36 GND
35 CL2
34 CL1
32 S1
S13 18
25
19 20 21 22 23 24
27 28 29 30 31
S
S
S
S
S
S
V
1
9
1
1
8
7
D
2
0
1
D
SS
6
5
SSS
4
3
2
1
V2.0 November, 1999