Document Number: 37317 For technical questions, contact: displays@vishay.com www.vishay.com
Revision: 03-Nov-08 1
40 x 4 Character LCD
LCD-040N004A
Vishay
FEATURES
• Type: Character
• Display format: 40 x 4 characters
• Built-in controller: KS 0066 (or equivalent)
• Duty cycle: 1/16
• 5 x 8 dots includes cursor
• + 5 V power supply (also available for + 3 V)
• LED can be driven by pin 1, pin 2, pin 17, pin 18 or A and K
• N.V. optional for + 3 V power supply
• Compliant to RoHS directive 2002/95/EC
Note
•V
SS = 0 V, VDD = 5.0 V
For detailed information, please see the “Product Numbering System” document.
MECHANICAL DATA
ITEM STANDARD VALUE UNIT
Module Dimension 190.0 x 54.0
mm
Viewing Area 147.0 x 29.5
Dot Size 0.50 x 0.55
Dot Pitch 0.57 x 0.62
Mounting Hole 183.0 x 47.0
Character Size 2.78 x 4.89
ABSOLUTE MAXIMUM RATINGS
ITEM SYMBOL STANDARD VALUE UNIT
MIN. TYP. MAX.
Power Supply VDD to VSS - 0.3 - 7.0 V
Input Voltage VI- 0.3 - VDD
ELECTRICAL CHARACTERISTICS
ITEM SYMBOL CONDITION STANDARD VALUE UNIT
MIN. TYP. MAX.
Input Voltage VDD
VDD = + 5 V 4.7 5.0 5.3 V
VDD = + 3 V 2.7 3.0 5.3
Supply Current IDD VDD = + 5 V - 2.4 3.0 mA
Recommended LC Driving
Voltage for Normal Temperature
Version Module
VDD to V0
- 20 °C 4.9 5.1 5.5
V
0 °C 4.5 4.8 5.1
25 °C 4.1 4.5 4.7
50 °C 3.8 4.2 4.4
70 °C 3.5 3.9 4.1
LED Forward Voltage VF25 °C - 4.2 4.6 V
LED Forward Current IF25 °C - 600 1200 mA
EL Power Supply Current IEL VEL = 110 VAC, 400 Hz - - 5.0 mA
OPTIONS
PROCESS COLOR BACKLIGHT
TN STN
Gray
STN
Yellow
STN
Blue
FSTN
B&W
STN
Color None LED EL CCFL
xxxx xxx
DISPLAY CHARACTER ADDRESS CODE
Display Position
1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 36 37 38 39 40
DD RAM Address 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D ... 23 24 25 26 27 Line 1
DD RAM Address 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D ... 63 64 65 66 67 Line 2
DD RAM Address 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D ... 23 24 25 26 27 Line 3
DD RAM Address 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D ... 63 64 65 66 67 Line 4
www.vishay.com For technical questions, contact: displays@vishay.com Document Number: 37317
2Revision: 03-Nov-08
LCD-040N004A
Vishay 40 x 4 Character LCD
INTERFACE PIN FUNCTION
PIN NO. SYMBOL FUNCTION
1 DB7 Data bus line
2 DB6 Data bus line
3 DB5 Data bus line
4 DB4 Data bus line
5 DB3 Data bus line
6 DB2 Data bus line
7 DB1 Data bus line
8 DB0 Data bus line
9E1 H → L enable signal IC1
10 R/W H/L read/write
11 RS Register select
12 V0Contrast adjustment
13 VSS Ground
14 VDD + 5 V
15 E2 H → L enable signal IC2
16 NC/VEE NC/negative voltage output
17 A
18 K Ground
DIMENSIONS in millimeters
LED B/L
1.6
13.6 Max.
9.0
EL or NO B/L
1.6
9.3 Max.
4.7 3.53
2.78
0.75
0.50
6.09
4.89
0.62
0.55
Dot SizePin Detail
18 x Ø 1.0 PTH
18 x Ø 1.8 PA D
20.32
(P2.54 x 8)
18.11
2.54
2.5
95.0
183.0
3.5
4 x Ø 3.5 PTH
4 x Ø 6.5 PAD
2.5
7.0 23.5
21.0 16.5
47.0 3.5
4 x Ø 1.0 PTH
54.0 ± 0.5
23.16 (AA) 15.42
29.5 (VA) 12.25
41.9 6.05
12
17 18
190.0 ± 0.5
166.311.85
147.0 (VA)
21.5
140.45 (AA)24.78
A
K
Document Number: 91000 www.vishay.com
Revision: 18-Jul-08 1
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Vishay
All product specifications and data are subject to change without notice.
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(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
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therein, which apply to these products.
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