3Com S330 manual OC3/STM-1 Interface, Serial Interface

Specifications 11

Table 4 PathBuilder S330 System Specifications

OC3/STM-1 Interface
Number of ports	1
Interface type	SR or IR
Connector type	Duplex SC
Line Code	SONET scrambled, NRZ
Fiber Type	Multi-mode or single-mode
Wavelength	1300nm
Receiver input power	-30.0 dBm minimum (SR), -31 dBm minimum (IR)
	-14.0 dBm maximum (SR), -8 dBm maximum (IR)
Transmit output power	-19.0 dBm minimum (SR), -15 dBm minimum (IR)
	-14.0 dBm maximum (SR), -8 dBm maximum (IR)
Clock	Internal or external
Application support	VP or VC level, UNI
ATM support	ATM UNI, 3.x
Serial Interface
Number of ports	1
Interface type	HD 60-pin (DCE or DTE), female; V.35/RS-449/EIA530
	(through cable converters)
Data support	Transparent HDLC/SDLC, Frame Relay, ATM DXI
ATM support	AAL5
Clock	DCE or DTE, Internal or external (smooth clock)
Shaping	VC level, dual leaky bucket
Data rates:	56Kbps to 6Mbps
Minimum	56 Kbps
Maximum	6 Mbps
Maximum cable length	50 feet @ 8 Mbps
Clock outputs	Smooth clocks on transmit and receive lines to DTE
Connector type on unit	MOLEX 60-pin female
Connector type on V.35 cable	35-pin Winchester,
converter	female for DCE, male for DTE
Connector pinouts	A Side		B Side
	Chassis Ground	A
	Signal Ground	B
	Req to Send	C
	Clear to Send	D
	Data Set Ready	E
	Rcv Line Sig Det	F
	Send Data	P	S
	Receive Data	R	T
	Terminal Timing	U	W
	Receive Timing	V	X
	Send Timing	Y	AA

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