NT3883 Datasheet, PDF (6/12 Pages) List of Unclassifed Manufacturers – Dot Matrix LCD 80-Channel Driver

NT3883
Pin and Pad Descriptions
Pin No. Pad No. Designation
1~30,
51~100
33
36
37
38
1~30,
51~100
33
36
37
38
S1~S30,
S80~S31
VDD
GND
CL1
SL1
39
39
SL2
43
43
CL2
44
44
DL1
45
45
DR1
46
46
DL2
47
47
DR2
48
31, 34, 35
32, 40,
41, 42,
49,50
48
31, 34, 35
-
M
VEE, V3, V2
NC
I/O
External
Connection
Description
O
LCD panel Segment signal output pins
P Power supply Power for logic circuits
P Power supply 0V
I
Controller Clock to latch serial data
I
MPU
Shift left control for 1st 40-bit shift register
(see NOTE*4)
I
MPU
Shift left control for 1st 40-bit shift register
(see NOTE*4)
I
Controller Clock to shift serial data
I/O Controller or Data input/output of 1st 40-bit shift register
NT3882A/NT3
883
(see NOTE*4)
I/O Controller or Data input/output of 1st 40-bit shift register
NT3882A/NT3
883
(see NOTE*4)
I/O Controller or Data input/output of 2nd 40-bit shift register
NT3882A/NT3
883
(see NOTE*4)
I/O Controller or Data input/output of 2nd 40-bit shift register
NT3882A/NT3
883
(see NOTE*4)
I
Controller Alternate signal for LCD drivers
P Power supply Power for LCD drivers
-
-
No connection
NOTE *4: Relation of SL1, SL2, DL1, DR1, DL2 and DR2
SL1
1(High)
0(Low)
-
-
SL2
-
-
1(High)
0(Low)
Shift Direction
Left(S40 to S1)
Right(S1 to S40)
Left(S80 to S41)
Right(S41 to S80)
DL1
Output
Input
-
-
DR1
Input
Output
-
-
DL2
-
-
Output
Input
DR2
-
-
Input
Output
6