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25G SFP28 25G SFP28

HSFP3128-LRC

产品名称：HSFP3128-LRC
所属分类：25G SFP28
浏览次数：2231
上传时间：2018-08-28 14:10:16

武汉恒泰通专注工业级光电产品，凝聚了来自光电行业的企业、市场、客户、应用多个维度的技术与经验，有500多种光模块，产品涵盖155M/1.25G/2.5G/3G/4.25G/5G/6G/10G/25G/40G/100G全速率、封装有1x9/SFP/CWDM/PON/SFP+/SPF28/QSFP28等。在光通信技术突飞猛进的今天，多年对行业的理解积累已成为武汉恒泰通难以复制的核心竞争力，帮助客户对市场需求、技术发展精确把控，节约运营成本，降低市场风险，不断为客户创新技术，创新价值。

Features

l UP to 28.05Gb/s bit rates

l Hot-Pluggable

l Duplex LC connector

l 1310nm DFB transmitter, PIN photo-detector

l Up to 10km on SMF

l Cost effective SFP28 solution

l Power Supply :+3.3V

l Low Power consumption<1.2W

l Operating case temperature Range: 0~ 70°C

l RoHS compliant

Absolute Maximum Ratings

Parameter	Symbol	Min.	Typical	Max.	Unit
Storage Temperature	TS	-40		+85	°C
Case Operating Temperature	TA	0		70	°C
Maximum Supply Voltage	Vcc	0		3.6	V
Relative Humidity	RH	5		95	%

Electrical Characteristics

(TOP=0 to 70 °C, VCC=3.135 to 3.465 Volts)

Parameter	Symbol	Min.	Typical	Max.	Unit	Note
Supply Voltage	Vcc	3.135		3.465	V
Supply Current	Icc			300	mA
Power Consumption	P			1.2	W
Data Rate	R	-	25.8	28.05	Gb/s
Transmitter Section:
Input differential impedance	Rin		100		Ω	1
Tx Input Single Ended DC Voltage Tolerance (Ref VeeT)	V	-0.3		4	V
Differential input voltage swing	Vin,pp	180		700	mV	2
Transmit Disable Voltage	VD	2		Vcc	V	3
Transmit Enable Voltage	VEN	Vee		Vee+0.8	V
Receiver Section:
Single Ended Output Voltage Tolerance	V	-0.3		4	V
Rx Output Diff Voltage	Vo	300		900	mV
Rx Output Rise and Fall Time	Tr/Tf	9.5			ps	4
LOS Fault	VLOS fault	2		VccHOST	V	5
LOS Normal	VLOS norm	Vee		Vee+0.8	V	5

Note:

1. Connected directly to TX data input pins. AC coupling from pins into laser driver IC.

2. Per SFF-8431 Rev 3.0

3. Into 100 ohms differential termination.

4. 20%～80%

5. LOS is an open collector output. Should be pulled up with 4.7k – 10kΩ on the host board. Normal operation is logic 0; loss of signal is logic 1. Maximum pull-up voltage is 5.5V.

Optical Characteristics

(TOP = 0 to 70°C, VCC = 3.135 to 3.465 Volts)

Parameter	Symbol	Min.	Typical	Max.	Unit	Note
Transmitter Section:
Center Wavelength	λt	1290	1310	1330	nm
spectralwidth	△λ			1	nm
Average Optical Power	Pavg	-4.3		+4.5	dBm	1
Laser Off Power	Poff			-30	dBm
Extinction Ratio	ER	3.5			dB
Transmitter Dispersion Penalty	TDP			3.8	dB	TDB
Relative Intensity Noise	Rin			-128	dB/Hz	3
Optical Return Loss Tolerance				12	dB
Receiver Section:
Center Wavelength	λr	1270		1360	nm
Receiver Sensitivity(OMA)	Sen			-8.6	dBm	4
Stressed Sensitivity(OMA)	Sen2			-6.8	dBm	4
Los Assert	LOSA	-30		-	dBm
Los Dessert	LOSD			-11	dBm
Los Hysteresis	LOSH	0.5		5	dB
Overload	Sat	3.5			dBm	5
Receiver Reflectance	Rrx			-12	dB

Note:

1. Average power figures are informative only, per IEEE802.3ae.

2. TWDP figure requires the host board to be SFF-8431 compliant. TWDP is calculated using the Matlab code provided in clause 68.6.6.2 of IEEE802.3ae.

3. 12dB reflection.

4. Conditions of stressed receiver tests per IEEE802.3ae. CSRS testing requires the host board to be SFF-8431 compliant.

5. Receiver overload specified in OMA and under the worst comprehensive stressed condition.

Pin Assignment

Pin Function Definitions

PIN #	Name	Function	Notes
1	VeeT	Module transmitter ground	1
2	Tx Fault	Module transmitter fault	2
3	Tx Disable	Transmitter Disable; Turns off transmitter laser output	3
4	SDL	2 wire serial interface data input/output (SDA)	4
5	SCL	2 wire serial interface clock input (SCL)	4
6	MOD-ABS	Module Absent, connect to VeeR or VeeT in the module	2
7	RS0	Rate select0, optiona lly control SFP+ receiver. When high, input data rate >4.5Gb/ s; when low, input data rate <=4.5Gb/s
8	LOS	Receiver Loss of Signal Indication
9	RS1	Rate select0, optiona lly control SFP+ transmitter. When high, input data rate >4.5Gb/s; when low, input data rate <=4.5Gb/s
10	VeeR	Module receiver ground	1
11	VeeR	Module receiver ground	1
12	RD-	Receiver inverted data out put
13	RD+	Receiver non-inverted data out put
14	VeeR	Module receiver ground	1
15	VccR	Module receiver 3.3V supply
16	VccT	Module transmitter 3.3V supply
17	VeeT	Module transmitter ground	1
18	TD+	Transmitter non-inverted data out put
19	TD-	Transmitter inverted data out put
20	VeeT	Module transmitter ground	1

Note:

1. The module ground pins shall be isolated from the module case.

2. This pin is an open collector/drain output pin and shall be pulled up with 4.7K-10K ohms to Host_Vcc on the host board.

3. This pin shall be pulled up with 4.7K-10K ohms to VccT in the module.

4. This pin is an open collector/drain output pin and shall be pulled up with 4.7K-10K ohms to Host_Vcc on the host board.

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