Finisar FTLX1461E2 manual Electrical DC Characteristics, Parameter Symbol Values Unit Min Typ Max

FTLX1461E2 Product Specification – October 2008

III.Electrical Characteristics Recommended Operating Conditions

Parameter	Symbol		Values		Unit
		min.	typ.	max.
Operating Case Temperature1)	TC	0		70	°C
Transponder Total Power	P			3.5	W
Consumption
Supply Voltage +5.0 V	VCC5	4.75	5.0	5.25	V
Supply Current +5.0 V	ICC5			300	mA
Supply Voltage +3.3 V	VCC3	3.14	3.3	3.47	V
Supply Current +3.3 V	ICC3			300	mA
Supply Voltage APS	VCC aps	1.152	1.2	1.248	V
Supply Current APS	ICC aps			1000	mA

1)Worst case thermal location, see Figure 2. See also Environmental Performance.

Electrical DC Characteristics

(VCC5 = 4.75 V to 5.25 V, VCC3 = 3.14 V to 3.47 V, VCC aps = 1.152 V to 1.248 V, TC = 0°C to 70°C)

Parameter	Symbol		Values		Unit
		min.	typ.	max.
1.2 V CMOS (1.8 V CMOS Compatible1)) I/O DC Characteristics
(PRTAD; LASI; RESET; TX_ONOFF)
External Pull-up Resistor for Open Drain	Rpullup	10		22	kΩ
Output High Voltage2)	Voh	1			V
Output Low Voltage2)	Vol			0.15	V
Input High Voltage	Vih	0.84		1.5	V
Input Low Voltage	Vil			0.36	V
Input Pull-down Current3)	Ipd	20		120	µA
XAUI I/O DC Characteristics (TXLANE[0..3]; RXLANE[0..3])
Differential Input Amplitude (pk-pk) 4)	Vin_xaui	200		2500	mV
Differential Output Amplitude (pk-pk) 4)	Vout_xaui	800		1600	mV
MDIO I/O DC Characteristics (MDIO;	MDC)
Output Low Voltage5)	VOL	–0.3		0.2	V
Output Low Current	IOL			4	mA
Input High Voltage	VIH	0.84		1.5	V
Input Low Voltage	VIL	–0.3		0.36	V
Pull-up Supply Voltage	VPU	1.152	1.2	1.248	V
Input Capacitance	CIN			10	pF
Load Capacitance	CLOAD			470	pF
External Pull-up Resistance	RLOAD	200			Ω

1)For 1.8 V CMOS Voh = 1.65 V min., Vol = 0.15 V max., Vih = 1.17 V min., Vil = 0.63 V max.

2)Rpull-up= 10 kΩ to 1.8 V.

3)Vin = 1.2 V.

4)AC coupled.

5)IOL = 100 µA.

© Finisar Corporation – October 2008 Rev B Page 5