Mechanical Interface

PCI Mezzanine Card (PMC) Interface
Single Size


Electrical Interface

PCI Rev. 2.3 compliant; 33 MHz / 32 bit PCI; 3.3V and 5V PCI Signaling Voltage


PCI Target Chip

XR17D154 (Exar)



XR17D154 (Exar)





Interface Type

Asynchronous serial interface


Number of Channels



Physical Interface

Software selectable RS232, RS422, RS485 full duplex, RS485 half duplex


Serial Channel I/O Signals

RS232: TxD, RxD, RTS, CTS, GND
RS422/RS485 Full Duplex: TxD+/-, RxD+/-, GND
RS485 Half Duplex: Dx+/-, GND



Software selectable 120ohms


ESD Protection

±15kVHuman Body Model


Programmable Baud Rates

RS232: up to 921.6 kbps
RS485: up to 5.5296 Mbps


I/O Interface

HD50 SCSI-2 type connector (e.g. AMP# 787395-5)
PMC P14 I/O (64 pin Mezzanine Connector)

  Power Requirements

40 mA typical @ +5V DC (Shutdown, no load)
45 mA typical @ +5V DC (RS232, no load)
75 mA typical @ +5V DC (RS422, no load)
235 mA typical @ +5V DC (RS485 FD Master, no load)
210 mA typical @ +5V DC (RS485 HD, no load)
25 mA typical @ +3.3V DC (no load)


Temperature Range

Operating: -40°C to +85°C
Storage: -40°C to +100°C

  MTBFTPMC466-10R: 620 000 h
  Weight67 g


5 - 95% non-condensing