Buffer: IC050C, IC051C, IC057C:
16-byte FIFO; IC171C, IC176C,
IC178C: 128-byte FIFO
Communication Chip: IC050C,
IC051C, IC057C: 16550 UART;
IC171C, IC176C, IC178C: 16950
UART
Maximum Distance: 1219.2 m
Operation: 2- or 4-wire
Optical Isolation: IC057C, IC178C:
500 VDC
Protocol: Async
Speed: IC050C, IC051C, IC057C: Up
to 115.2 kbps; IC171C, IC176C,
IC178C : 460.8 kbps (sustained)
Connectors: IC050C, IC171C: (1)
DB25 male; IC051C, IC057C,
IC176C, IC178C: (2) DB9 male
Power: From the PC bus
Size: Half-card
Specifications
Ordering Information
ITEM CODE
PRODUCT NAME ORDER CODE
RS-422/485 Serial Interface Plus
1-Port
16550 UART....................................................IC050C
16950 UART....................................................IC171C
2-Port
16550 UART....................................................IC051C
16950 UART....................................................IC176C
2-Port (with Optical Isolation)
16550 UART....................................................IC057C
16950 UART....................................................IC178C
T
o connect your RS-422/485 Serial Inter
face Plus, you
may also need…
RS-530 Data Cable ............................................EVN530
Modular Thumbscrew Adapter Kits
For IC050C:
DB25 female±RJ-45 Female (8-Wire)..................FA771
For IC051C:
14144 2
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