Citizen Systems 3541 Printer User Manual


 
iDP-3540/41 User’s Manual
CITIZEN 21/48
8-3-2. Electrical Characteristics
a) Input Signal Level
All input signals are TTL level.
“HIGH” level …. 2.0V Min.
“LOW” Level …. 0.8V Max.
b) Output Signal Level
“HIGH” level …. 2.4V Min.
“LOW” Level …. 0.4V Max.
c) Input / Output Conditions
All of the input signals are pulled up by 3.3K ohms.
[Printer Side] [Host Side]
7406 or equivalent
All of the output signals are pulled up by 3.3K ohms.
7406 or equivalent