● ISA Bus
● Multimode: May be used in either RS-422 or RS-485 serial communications. Up to 32 drivers and receivers allowed on line. Serial communications UART used is type 16550 with 16-byte FIFO buffer. Transceiver used is type LS75176.
● I/O Connections: 25-pin, shielded, male sub-D connector
● Character Length: 5,6,7,or 8 bits
● Parity: Odd,even,or none
● Stop Interval: 1,1.5,or 2 bits
● Serial Data Rates: Up to 115,200 baud, asynchronous. A faster range of rates, up to 460,800 baud is achieved by jumper selection on the card.
● Common Mode Voltage Rejection: -7V to +12V
● Receiver Input Sensitivity: ±200 mV differential input minimum
● Transmitter Output Drive Capability: 60 mA, with thermal shutdown
● Isolation: ICOM422/485A includes isolation to 60V
● I/O Bus Address: Continuously mappable within 100 to 3 FF (hex) ranges of I/O channels.
● Operating Temperature Range: 0° to 60°C.
● Storage Temperature Range: -40° to +100°C.
● Humidity: 0 to 90% RH, non-condensing.
● Size:
- COM422/485: 5.025″ (128 mm) long.
- ICOM 422 /485: 7.25″ (184mm) long.
● Power Required: +5 VDC at 400 mA typical
● This product is designed to be in full compliance with CE requirements.