MTG-12232B Datasheet, PDF (1/1 Pages) –

MTG-12232B
GENERAL SPECIFICATION
INTERFACE PIN ASSIGNMENT
Item
Number of Character
Module Size
Viewing Area
Dot Size/Dot Pitch
Backlight
Options
Built-in Controller
Content
122x32
80.0(W)x36.0(H)x10.0/15.0(D)mm Max
60.5(W)x18.5(H)mm
0.42(W)x0.47(H)mm/0.44(W)x0.49(H)mm
Without/EL/LED
Gray STN/Yellow STN/Normal/Extended
Temperature/Bottom/Top Viewing
none
ELECTRICAL CHARACTERISTICS
Item Symbol Condition Min. Typ Max. Unit note
Power
Supply
for Logic
Input
Voltage
LCM
Recommend
LCD Module
Driving
Voltage
V_DD-V_SS
V_IL
V_IH
V_DD-V_EE
-
2.4
5.0
7.0 Volt
-
L level
H level
V_SS
0.2V_DD
-
0.8V_DD
V_DD
-
Volt
-
Volt
Ta=0°C
5.5
5.68
5.9
Ta=25°C
5.35 5.54 5.75 Volt
-
Ta=50°C
4.8
5.0
5.2
Power
Supply
I_DD(LED
V_DD=5.0V
-
B/L OFF) _{V -V =5.54V}
DD EE
Current for _{I (LED}
FLM=64Hz
LCM
EE
-
B/L ON)
V_LED=4.2V
0.6
1.1
mA
-
120
180
Pin No. Pin Out
Function Description
1
V_SS
GND
2
V_DD
Logic supply voltage
3
V_EE
LCD driver supply voltage
Display Data/Display commands switching input.
4
Ao
Ao=0: DB0~DB7 are command input and status
output, A0=1: DB0~DB7 are Display Data
input/output.
5
CS1 Chip select for the left half of the screen. Active Low
6
CS2 Chip select for the right half of the screen. Active Low
7
CL
External clock input (typ. 2KHz)
8
/RD(E) /RD for 80 series, E for 68 series
9
/WR(R/W) /WR for 80 series, R/W for 68 series
10~17 DB0~DB7 3 state I/O Data Bus
18
RES Reset, H for 80 series, L for 68 series
19
BKL1 _{Power supply for backlight. 100V/400Hz AC for EL,}
4.2V or 120~180mA DC for LED backlight. Don't care
20
BKL2 ^{if no backlight}
BLOCK DIAGRAM
POWER SUPPLY
MECHANICAL