HDM20416L-M
Dimensional Drawing
146.0±0.5
3.5
4.75
4-Ø2.5
18.0
1
20 Character x 4 Lines, Large Character, LED Backlight
139.0
p2.54*17=43.18
18-Ø1.0
18
2.5
4.84
1.16
0.92
0.06
32.25
K
55.0
43.0
62.5±0.5
5.0
1.1
38.47
55.5
9.22
0.06
A
29.0
3.5
118.84
123.5
134.0
73.0
9.0
13.6 MAX
0.53
Dimension tolerance: +/-0.3mm
PARTS AREA
Features
Character Format .......................................5x7 Dots with Cursor
Backlight................................................................................LED
Options....TN/Gray STN/Yellow STN, 12 o’Clock/6 o’Clock View
Normal/Extended Temperature
Normal/Negative Displays
Physical Data
Module Size...................................146.0W x 62.5H x 13.6T mm
Viewing Area Size.......................................123.5W x 43.0H mm
Weight...................................................................................40g
Absolute Maximum Ratings
PARAMETER
SUPPLY VOLTAGE
SUPPLY VOLTAGE FOR LCD
INPUT VOLTAGE
OPERATING TEMPERATURE
STORAGE TEMPERATURE
LED FORWARD CURRENT
LED REVERSE VOLTAGE
LED POWER CONSUMPTION
SYMBOL
V
DD
-V
SS
V
DD
-V
L
V
IN
T
OP
T
STG
I
F
V
R
P
D
0
0
V
SS
0
-20
-
-
-
MIN
MAX
7.0
13.5
V
DD
50
70
1925
8
8850
UNIT
V
V
V
°C
°C
mA
V
mW
Block Diagram
D0 - D7
LCD
COM
16
LCD PANEL
E
R/W
RS
V
L
V
DD
V
SS
K
A
V
EE
1.6
CONTROLLER
HD66730
or
EQUIVALENT
SEG
40
160
4
DRIVER X2
LED BACKLIGHT
RESISTOR SUPPLIED BY USER
NEGATIVE VOLTAGE GENERATOR
Pin Connections
PIN NO.
1
2
3
4
5
SYMBOL
V
SS
V
DD
V
L
RS
R/W
E
D0
D1
D2
D3
D4
D5
D6
D7
A
K
V
EE
N/C
-
-
-
H/L
H/L
H,H→L
H/L
H/L
H/L
H/L
H/L
H/L
H/L
H/L
-
-
OUTPUT#
Anode for LED backlight
Cathode fro LED backlight
Negative voltage output
Data bus
LEVEL
0V
5V
-
H: Data input
L: Instruction data input
H: Data read
L: Data write
Enable signal
Power supply
FUNCTION
Electrical Characteristics (VDD=5.0±0.25V 25°C)
PARAMETER
INPUT HIGH VOLTAGE
INPUT LOW VOLTAGE
OUTPUT HIGH VOLTAGE
OUTPUT LOW VOLTAGE
POWER SUPPLY CURRENT
POWER SUPPLY FOR LCD
LED FORWARD VOLTAGE
BRIGHTNESS
DRIVE METHOD
SYM
V
IH
V
IL
V
OH
V
OL
I
DD
V
DD
-V
L
V
F
L
CONDITION
-
-
I
OH
=0.2mA
I
OL
=1.2mA
V
DD
=5.0V
T
A
=25°C
I
F
=770mA
I
F
=770mA
MIN
2.2
-
2.4
-
-
4.3
3.9
-
1/16 Duty
TYP
-
-
-
-
1.2
-
4.2
250
MAX
-
0.6
-
0.4
2.4
4.7
4.5
-
UNIT
V
V
V
V
mA
V
V
cd/m
2
6
7
8
9
10
11
12
13
14
15
16
17
18
# Has built-in inverter for negative power supply
Page 101
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