20T202DA5JB Pacer Components, 20T202DA5JB Datasheet - Page 6

• Manufacturer Part Number: 20T202DA5JB
• Description: Vfd,vacuum Fluorescent Display
• Manufacturer: Pacer Components

2X20 VFD Module with 2-Wired Interface
4.8 System Block Diagram
4.9 Connector Pin Assignment
SDA
CLK
GND
V
CC
* Connector (Male): 5045-04A (by Molex) or equivalent
#1
#4
#3
#2
Mate Socket (Female): 5051-04 (by Molex) or equivalent
Register
8-Bits
D4~D7
RST
RS
E
Pin No.
1
2
3
4
Fig.-3 System Block Diagram
4
DC/DC Converter
20T202DA5JB (Rev. 2.0)
Signal
GND
CLK
SDA
V
Page - 6 of 16
CC
Signal Name Description
Power Supply Terminal (+5V)
Shift CLK Input Pin
Serial Data Input Pin
Ground Terminal
DB4~DB7
RS
E
/RST
V
Controller
SS
V
DISP
20
72
Anodes
Grids
F1
F2
VFD Panel
(20T204)