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RAID Introduction and Case Studies（Part 1）
With the development of RAID storage technology, significant breakthroughs have been made over the past few decades, providing higher reliability and performance for data storage. Future RAID storage will face greater challenges and opportunities, and new technologies and innovations will drive further advancements in RAID storage in terms of fault tolerance, performance, scalability, and cost-effectiveness
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LRTP8525-X1ATL

25G SFP28 multimode 850nm ethernet fiber optic module

Key Features

-Single power supply +3.3V;
-Hot-pluggable design
-Up to 21Gb/s-25.83Gb/s bi-directional data links;
-850nm VCSEL laser transmitter;
-Conforms to IEEE 802.3z and 25GBASE-SX ethernet standards;
-RoHS compliant;
-The transmission distance on OM3 multimode fiber can reach 70m, and the transmission distance on OM4 multimode fiber can reach up to 100m;
-Working temperature range: 0°C~70°C.

Datasheet:

Overview
Specifications
Ordering
Driver
Relative Products

LR-LINK LRTP8525-X1ATL 25G SFP28 multimode ethernet fiber optic module has a bidirectional data transmission capability of up to 21Gb/s~25.83Gb/s and is suitable for 25GBASE-SR Ethernet. It complies with the Ethernet IEEE 802.3 standard and Fiber Channel FC-PI-6,SFF-8402, providing a fast and reliable interface for 25G ethernet.
As a small pluggable optical transceiver module, LRTP8525-X1ATL complies with the SFF-8472 standard and implements digital diagnostic functions through a 2-wire serial bus.

Application
25GBASE-SR Ethernet
CPRI and eCPRI wireless networks

Absolute Maximum Ratings
Parameter	Symbol	Min.	Typical	Max.	Unit
Data rate	DR		25.78		Gb/s
BER	BER			5x10⁻⁵
Operating temperature	T_C	0		70	◦C
Storage temperature	T_STO	−40		85	◦C
Working current	I_CC		145	290	mA
Operating voltage	V_CC	3.15	3.3	3.46	V
Maximum voltage	V_MAX	0.5		4	V

Transmitter
Parameter	Symbol	Min.	Typical	Max.	Unit
Transmitted optical power	P	−8.4		2.4	dBm
Optical center wavelength	λ_C	840	850	860	nm
Extinction Ratio @1.25Gb/s	ER	2			dB
Spectral width (RMS)	Δλ			0.6	nm
Relative intensity noise	RIN			−128	dB/Hz

Receiver
Parameter	Symbol	Min.	Typical	Max.	Unit
Optical center wavelength	λ _C	840	850	860	nm
Average received optical power @25.78Gbps	P_RX	−10.3		3	dBm
Return loss	ORL	12			dB
LOS signal active	LOS_A	−30			dBm
LOS signal failure	LOS_D			−13	dBm
LOS signal hysteresis interval	LOS_H	0.5			dB

Transmitter
Parameter	Symbol	Min.	Typical	Max.	Unit
Differential input impedance	R_IN		100		Ω
Differential input swing	V_{IN PP}	180		1600	mV
Transmitter off voltage	V_D	2		V_CC	V
Transmitter enable voltage	V_EN	V_EE		V_EE+0.8	V

Receiver
Parameter	Symbol	Min.	Typical	Max.	Unit
Differential output swing	V_{OUT PP}	370	600	850	mV
LOS signal active	V_{LOS A}	2		V_{CC HOST}	V
LOS signal failure	V_{LOS D}	V_EE		V_EE+0.8	V

Contact Us

Linkreal Co., Ltd.: 9/10F 1B Block ECO Valley, Longgang Street, Longgang District Shenzhen China 518116(Factory)
14F T10 Bldg.,Sino-Ocean New World,Longcheng Street,Longgang District Shenzhen China 518172(Office); 4000-588-108; 86-0755-29082065; service@lr-link.com

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LRTP8525-X1ATL

Datasheet:

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