User`s manual

BD2-3880/3890 User’s Manual
12
[Printer side]
[Host side]
[Printer side]
[Host side]
* First “n” of signal name indicates “L” active signal.
6.3 Electrical Characteristics
(1) Input Signal Level
“HIGH” level : 0.7 VDD MIN
“LOW” level : 0.3 VDD MAX
(2) Output Signal Level
“HIGH” level : VDD - 0.1V MIN
“LOW” level : 0.1V MAX
(3) I/O Conditions
nSTB, nRESET input signals are pulled up by 47 KΩ.
Other input signals are pulled up by 50 KΩ.
VDD
TWIST PAIR WIRE
VDD
TWIST PAIR WIRE
All the output signals are pulled up by 50 KΩ.