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Answered
SN75C189: About relation between Response and Threshold Control Inputs and threshold voltage
Masanori Tachibana
Resolved
Part Number:
SN75C189
Hello support team, I have two questions about
SN75C189
and
SN75C189
A. I am trying to change the threshold voltage by connecting a pull-down resistor "RC" and bias voltage "VC" to pins of Response and Threshold Control Inputs.…
Resolved
over 7 years ago
Interface
Interface forum
Answered
RE: TRS3122E: Looking for RS232 Transceiver with Hi-Z Input
Hao L
Resolved
Antonio, You can take a look at DS14C89A, MC1489A,
SN75C189
. They are receivers only without internal pulldown resistors. Regards, Hao
over 5 years ago
Interface
Interface forum
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