OEM 4-LED LASCAR, OEM 4-LED Datasheet - Page 2

• Manufacturer Part Number: OEM 4-LED
• Description: DPM, LED DISPLAY MODULE, 4DIGIT
• Manufacturer: LASCAR

Specifications of OEM 4-LED

• Supply Voltage Range: 4VDC To 9VDC
• Backlighting Colour: Red
• No. Of Digits / Alpha: 4
• Display Size: 23.4mm X 16.4mm
• Panel Cutout Height: 16.4mm
• Panel Cutout Width: 23.4mm
• Operating Temperature: RoHS Compliant

OEM 4-LED
Specifications liable to change without prior warning
DIMENSIONS
All dimensions in mm (inches)
FUNCTIONAL BLOCK DIAGRAM
PIN FUNCTIONS
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
Ck
D
B
E
0V
V+
D
Ck
E
B
LED1
LED2
LED3
V
LED4
R
V+
LED
Width of digits
23.4 (0.92)
18.6 (0.73)
Negative power supply to the display.
Positive power supply to the display.
Serial data input.
Clock input.
Data enable input (actively held low).
Brightness control (see Applications).
Drive pin for external LED (Bit 33).
Drive pin for external LED (Bit 34).
Drive pin for external LED (Bit 32).
Display drive voltage.
Drive pin for external LED (Bit 35).
Reset - take high to reset.
V
35 Bit Shift Register
35 Output Buffers
LED
35 Latches
. . . . . .
. . . . . .
. . . . . .
0V
RESET
LOAD
www.lascarelectronics.com
Power On
Reset
OEM 4-LED
5.4 (0.21)
LED1
LED2
LED3
LED4
R
5.5 (0.22)
Issue 1
PIN CONFIGURATION
0.5mm (0.02)
square post
September/2004
4 Digit LED Data Display Module
(Module viewed from the rear)
7
6
1.27 (0.05)
M.C.
2.54 (0.10)
Pin 1 identifier dot on
bottom side of module
Applies to OEM 4-LED/1
12
1
(rear view)
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