Delta Electronics OPT-1250xxxx Series Mask of the eye diagram for the optical transmit signal

OPT-1250xxxx Series

Single Mode Transceiver (OPT-1250B1Q1x, OPT-1250B2Q1x, OPT-1250B4Q2x)

(At recommended ambient operating temperature, TA and supply voltage, VCC; Data Rate=1.25Gb/sec, PRBS=27-1 NRZ, 9/125um SMF)

Parameter	Symbol	Min.	Typ.	Max.	Unit	Note
Transmitter
Output Optical Power (Avg.)
OPT-1250BxIx	PO	-12		-3	dBm
OPT-1250BxQx		-9.5		-3
Optical Extinction Ratio	ER	9			dB
Center Wavelength	λC	1270	1310	1355	nm
Spectral Width (RMS)	σ			4.5	nm
Optical Rise/Fall time	tr/tf			0.4	ns	1
Relative Intensity Noise	RIN			-120	dB/Hz
Output Eye	Complies with the IEEE 802.3z/D2 specification, and is class 1
	laser eye safety
Receiver
Sensitivity (Avg.)	PIN			-19	dBm	2
Input Optical Wavelength	λ		1310		nm
Optical Rise/Fall Time	tr/tf			0.5	ns	1
Signal Detect-Asserted (Avg.)	PA			-19	dBm
Signal Detect-De-asserted (Avg.)	PD	-35			dBm
Signal Detect-Hysteresis	PA-PD	0.5			dB
Receiver Saturation Power	PSAT	-3			dBm

Notes:

1.These are unfiltered 20%~80% values

2.The sensitivity is provided at a BER of 1×10-10or better with an input signal consisting of 1250Mb/s, 27-1 PRBS and ER=9dB.

Mask of the eye diagram for the optical transmit signal

3	Jan., 2008
	Rev. 0H
DELTA ELECTRONICS, INC.	www.deltaww.com