Citizen Systems iDP-3535 user manual 74LS373 or equivalent Or equivalent only for Reset

iDP-3535 User’s Manual

6-4 Electrical Characteristics

1Input Signal Level

All input signals are TTL level. “HIGH” Level = 2.0V Min. “LOW” Level = 0.8V Max.

2Output Signal Level “HIGH” Level = 2.4V Min. “LOW” Level = 0.4V Max.

3Input / 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

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