WH2002DG
|
Item
|
Description
|
|
Product No.
|
WH2002DGIFF000
|
|
Active Area
|
73.52(W)mm×11.52(H)mm
|
|
Viewing Area
|
75.52(W)mm×13.52(H)mm
|
|
Module Size
|
116.0(W)×37.0(H)×9.5 max(D)
|
|
Dot Size
|
0.62(W)mm×0.67(H)mm
|
|
Dot Pitch
|
0.65(W)mm×0.70(H)mm
|
|
Display Format
|
20 characters (W)×2 lines (H)
|
|
Duty Ratio
|
1/16 Duty
|
|
Controller
|
SSD1311 or Equivalent
|
INTERFACE PIN ASSIGNMENT
|
Pin No. |
Symbol |
External Connection |
Description |
|
1 |
VSS |
Power Supply |
Ground |
|
2 |
VDD |
Power Supply |
Supply Voltage for OLED and logic |
|
3 |
Vo |
－ |
Contrast Adjustment |
|
4 |
RS(D/C#) |
MPU |
Register select signal. H: DATA, L: Command |
|
5 |
R/W# (WR#) |
MPU |
6800‐interface: Read/Write select signal, R/W=1: Read R/W: =0: Write 8080‐interface: Active LOW Write signal. |
|
6 |
E or /RD |
MPU |
6800‐interface: Operation enable signal. Falling edge triggered. 8080‐interface: Active LOW Read signal. |
|
7-14 |
DB0-DB7 |
MPU |
8‐bit Bi‐directional data bus lines |
|
15 |
NC |
－ |
No Connect |
|
16 |
NC |
－ |
No Connect |
ELECTRICAL CHARACTERISTICS
|
Item |
Symbol |
Condition |
Min. |
Typ |
Max. |
Unit |
|
Power Supply for Logic |
VDD |
(Wide Voltage I/O Application) |
4.5 |
5.0 |
5.5 |
Volt |
|
Input Voltage for I/O Pins |
Vi |
4.5 |
5.0 |
5.5 |
Volt |
|
|
Input Voltage |
VIL |
L level |
0 |
- |
0.2 VDD |
Volt |
|
VIH |
H level |
0.8 VDD |
- |
VDD |
Volt |
|
|
Output Voltage |
VOL |
L level |
0 |
- |
0.1 VDD |
|
|
VOH |
H level |
0.9 VDD |
- |
VDD |
|
|
|
Power Supply Current for OLED |
IDD |
Note |
- |
25 |
|
mA |
|
Sleep Mode Current for VDD |
IDD,SLEEP |
|
|
2 |
10 |
μA |
