RS-422 interface

This interface is similar to RS485 interface. The RS422 interface is used for multi drop configuration and supports up to 10 devices at a time. It is used in balanced differential mode. It supports data rate from 100 kbps to about 10 Mbps.
Figure depicts RS 422 pin configuration for 9 pin connector.
RS422 Technical Specifications
Following table-1 describes RS422 technical specifications.
Specifications | RS422 |
---|---|
Mode of operation | Differential |
number of drivers/receivers on one line | 1 driver, 10 receiver |
maximum cable length | 4000 feet |
maximum data rate | 10 Mbps |
max. driver output voltage | -0.25V to +6V |
Max. driver current in high impedance state (power off) | +/-100 µA |
receiver input voltage range | -10V to +10V |
Receiver input sensitivity | +/-200mV |
Driver load impedance | 100 Ohms |
Receiver Input Resistance | 4K min. |
Useful interface types and microcontroller stuff
RS232 interface RS485 interface CAN interface SPI interface interface types and converters DigRF interface what is microcontroller microcontroller vs microprocessor microcontroller programming
RF and Wireless Terminologies
SATELLITE
RF
Antenna
Avionics
Wireless
LiFi vs WiFi
MiFi vs WiFi
BPSK vs QPSK
BJT vs FET
PDH vs SDH
CS vs PS
MS vs PS