NHD-0420H1Z-FL-GBW-3V Newhaven Display, NHD-0420H1Z-FL-GBW-3V Datasheet - Page 4

• Manufacturer Part Number: NHD-0420H1Z-FL-GBW-3V
• Description: LCD MOD CHAR 4X20 Y/G TRANSFL
• Manufacturer: Newhaven Display
• Series: -r

Specifications of NHD-0420H1Z-FL-GBW-3V

• Display Type: STN - Super-Twisted Nematic
• Display Mode: Transflective
• Number Of Digits/alpha: 80
• Outline L X W X H: 79.00mm x 36.00mm x 13.00mm
• Viewing Area: 60.00mm L x 28.00mm W
• Backlight: LED - Yellow/Green
• Display Format: 20 x 4
• Character Size: 5.15mm H x 2.35mm W
• Character Format: 5 x 8 Dots
• Voltage - Supply: 5.0V
• Dot Size: 0.43mm W x 0.60mm H
• Interface: -
• Operating Temperature: -20°C ~ 70°C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Pin Description and Wiring Diagram
Pin No. Symbol
LCD connector: 2.54mm pitch pins
Backlight connector: ‐‐‐ Mates with: ‐‐‐
11‐14
7‐10
15
16
1
2
3
4
5
6
DB0‐DB3
DB4‐DB7
LED+
LED‐
VDD
R/W
Vss
V0
RS
E
External
Connection
Power Supply
Power Supply
Power Supply
Power Supply
Power Supply
MPU
MPU
MPU
MPU
MPU
Function Description
Ground
Supply voltage for logic (+3.3V)
Power supply for contrast (approx. 0.3V)
Register select signal. RS=0: Command, RS=1: Data
Read/Write select signal, R/W=1: Read R/W:=0: Write
Operation enable signal. Falling edge triggered.
Four low order bi‐directional three‐state data bus lines. These four
are not used during 4‐bit operation.
Four high order bi‐directional three‐state data bus lines.
Power supply for LED Backlight (+3.3V)
Ground for backlight
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