iDP-3535 User’s Manual
CITIZEN 23/38
6-4 Electrical Characteristics
1 Input Signal Level
All input signals are TTL level.
“HIGH” Level = 2.0V Min.
“LOW” Level = 0.8V Max.
2 Output Signal Level
“HIGH” Level = 2.4V Min.
“LOW” Level = 0.4V Max.
3 Input / Output Conditions
All of the input signals are pulled up by 3.3K ohms.
[Printer Side] [Host Side]
74LS373 or equivalent
(7406 or equivalent only for RESET)
7406 or equivalent