NHD-0440WH-ATMI-JT# Newhaven Display, NHD-0440WH-ATMI-JT# Datasheet - Page 4

• Manufacturer Part Number: NHD-0440WH-ATMI-JT#
• Description: LCD MOD CHAR 4X40 WH TRANSM
• Manufacturer: Newhaven Display

Specifications of NHD-0440WH-ATMI-JT#

• Display Type: STN - Super-Twisted Nematic
• Display Mode: Transmissive
• Number Of Digits/alpha: 160
• Outline L X W X H: 190.00mm x 54.00mm x 13.60mm
• Viewing Area: 147.00mm L x 29.50mm W
• Backlight: LED - White
• Display Format: 40 x 4
• Character Size: 4.89mm H x 2.78mm W
• Character Format: 5 x 8 Dots
• Voltage - Supply: 4.75 V ~ 5.25 V
• Dot Size: 0.50mm W x 0.55mm H
• Interface: Parallel
• Operating Temperature: -20°C ~ 70°C
• Character Count X Line: 40 x 4
• Module Size (w X H X T): 190 mm x 54 mm x 13.6 mm
• Fluid Type: STN Negative
• Background Color: Blue
• Voltage Rating: 5 V
• Operating Temperature Range: - 20 C to + 70 C
• Backlight Type: LED White
• For Use With: NHDEV - BOARD DEV LCD COG TFT 100X95MM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Pin Description and Wiring Diagram
Pin No. Symbol
Recommended LCD connector: 2.54mm pitch pins
Backlight connector: ‐‐‐ Mates with: ‐‐‐
1‐4
5‐8
10
11
12
13
14
15
16
17
18
9
DB7‐DB4
DB3‐DB0
LED+
LED‐
R/W
VDD
Vss
NC
E1
RS
V0
E2
External
Connection
Power Supply
Power Supply
Power Supply
Power Supply
Power Supply
MPU
MPU
MPU
MPU
MPU
MPU
‐
Function Description
Four high order bi‐directional three‐state data bus lines.
Four low order bi‐directional three‐state data bus lines. These four
are not used during 4‐bit operation.
Operation enable signal. Falling edge triggered for top 2 lines.
Read/Write select signal, R/W=1: Read R/W:=0: Write
Register select signal. RS=0: Command, RS=1: Data
Power supply for contrast (approx. 0.5V)
Ground
Supply voltage for logic (+5.0V)
Operation enable signal. Falling edge triggered for bottom 2 lines.
No Connect
Power supply for LED backlight (+3.5V)
Ground for backlight
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