LC75890W Datasheet, PDF (9/32 Pages) Sanyo Semicon Device – 1/4duty and Static Drive General-Purpose LCD Display Drivers

LC75890W, LC75890E
Pin Functions
Symbol
S1/P1
S2/P2
S3/P3
S4/P4
S5/P5
S6/P6
S7/P7
S8/P8
S9/P9
S10/P10
S11/P11
S12/P12
S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
S24
S25
S26
S27
S28
S29
S30
S31
S32
S33
S34
S35
S36
COM4
COM3
COM2
COM1
Pin No.
LC75890W
LC75890E
(SQFP48)
(QIP44M)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
-
13
12
14
13
15
14
16
15
17
16
18
17
19
18
20
19
21
20
22
21
23
22
24
-
25
23
26
24
27
25
28
26
29
27
30
28
31
29
32
30
33
31
34
32
35
-
36
-
37
33
38
34
39
35
40
36
S37/OSCI
41
37
CE
46
42
CL
47
43
DI
48
44
Function
Segment outputs for displaying the display data
transferred by serial data input.
The S1/P1 to S12/P12 pins can be used as general-
purpose output ports under serial data control.
Note :
In the case of the LC75890E (QIP44M), the output pins
are effective for only S1 to S11, S13 to S23, and S25 to
S34 pins.
Common driver outputs The frame frequency is fo[Hz].
Segment output.
This pin can also be used as the external clock input pin
when the external clock operating mode is selected by
control data.
Serial data transfer inputs. Must be connected to the
controller.
CE : Chip enable
CL : Synchronization clock
DI : Transfer data
Handling
Active
I/O
when
unused
-
O
OPEN
-
O
OPEN
-
I/O
OPEN
H
I
I
GND
-
I
Continued on next page.
No.A1971-9/32