HDM20416L-T
Dimensional Drawing
65±0.5
60.0
4-φ2.5
16.0
15.0 (P1.0x15)
20 Character x 4 Lines, LED Backlight Small Size
7.6 MAX
4.0
2.5
0.33
1.85
0.3
0.05
1
16
0.35
28.4±0.5
18.4
15.9
23.4
3.15
0.05
42.7
46.0
55.0
1.6
1.1
Dimension tolerance: +/-0.3mm
Features
Character Format .................................. 5x7 Dots with Cursor
Backlight.............................................................................LED
Options.......Gray STN/Yellow STN, 12 o’Clock/6 o’Clock View
Normal/Extended Temperature
Normal/Negative Displays
Physical Data
Module Size ....................................65.0W x 28.4H x 7.6T mm
Viewing Area Size.......................................46.0W x 18.4H mm
Weight.................................................................................28g
Block Diagram
D0 - D7
40
DRIVER
40
16
COM
16
40
4
DRIVER
40
LCD
CONTROLLER
HD66712
DRIVER
20
4
E
R/W
RS
V
L
V
DD
V
SS
K
A
LCD PANEL
20
DRIVER
LED BACKLIGHT
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
-0.3
0
-20
-
-
-
MIN
MAX
7.0
13.0
V
DD
+0.3
50
70
200
8
800
UNIT
V
V
V
°C
°C
mA
V
mW
1
2
3
4
Pin Connections
PIN NO.
SYMBOL
V
SS
V
DD
V
L
RS
R/W
E
D0
D1
D2
D3
D4
D5
D6
D7
A
K
-
-
-
H/L
H/L
H,H→L
H/L
H/L
H/L
H/L
H/L
H/L
H/L
H/L
-
-
Anode for LED backlight
Cathode for LED backlight
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±0.5V 25°C)
PARAMETER
INPUT HIGH VOLTAGE
INPUT LOW VOLTAGE
OUTPUT HIGH VOLTAGE
OUTPUT LOW VOLTAGE
SYM
V
IH
V
IL
V
OH
V
OL
CONDITION
-
-
I
OH
=0.2mA
I
OL
=1.2mA
V
DD
=5.0V
I
F
=110mA
I
F
=110mA
-
-
2
-
3.9
30
1/32 Duty
MIN
0.7V
DD
TYP
-
-
-
-
-
4.1
45
-
0.6
-
-
-
4.3
-
MAX
UNIT
V
V
V
mA
V
V
NIT
5
6
7
8
9
10
11
12
13
14
15
16
0.75V
DD
-
0.2V
DD
V
POWER SUPPLY CURRENT I
DD
LED FORWARD VOLTAGE V
F
BRIGHTNESS
DRIVE METHOD
L
POWER SUPPLY FOR LCD V
DD
-V
L
T
A
=25°C
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