Datasheet

ManualsBrandsEdgecore Networks ManualsOptics and Cabling400G QSFP-DD SR8 Transceiver

400G QSFP-DD SR8 Transceiver

ET7502-SR8

Edgecore’s QSFP-DD SR8 transceiver module is designed for 400 Gigabit Ethernet links over 100m OM4 multimode

ﬁber. The module has 8 independent electrical input/output channels operating at 53.125 Gbps per channel over

850 nm wavelengths. The electrical interface of the module is compliant with the 400GAUI-8 interface as deﬁned

by IEEE 802.3bs, and compliant with QSFP-DD MSA.

Product Features

■ Single 3.3 V power supply

■ Power dissipation < 10 W

■ Up to 100 m over OM4 ﬁber

■ QSFP-DD MSA compliant

■ 8x26.5625 GBd (PAM4) electrical interface

■ MPO-16 connector (APC)

■ Commercial case temperature range of 0°C to 70°C

■ VCSEL transmitter

■ PIN and TIA array on the receiver side

■ I2C Interface with integrated Digital Diagnostic Monitoring

■ RoHS compliant (lead-free)

Applications

■ 400G-SR8 Ethernet links

Ordering Information

Datasheet

Transceiver

Part Number Data Rate Fiber Distance *

(Note 1)

Interface Temp. MPO Connector CMIS

ET7502-SR8 425 Gbps OM4 100 m MPO16 0~70°C APC CMIS4.0 *

(Note1)

Note 1: CMIS4.0 or later versions

Summary of content (7 pages)

PAGE 1
Datasheet Transceiver 400G QSFP-DD SR8 Transceiver ET7502-SR8 Edgecore’s QSFP-DD SR8 transceiver module is designed for 400 Gigabit Ethernet links over 100m OM4 multimode ﬁber. The module has 8 independent electrical input/output channels operating at 53.125 Gbps per channel over 850 nm wavelengths. The electrical interface of the module is compliant with the 400GAUI-8 interface as deﬁned by IEEE 802.3bs, and compliant with QSFP-DD MSA. Product Features ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Single 3.
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Datasheet Transceiver Transmitter Optical Characteristics Parameter Symbol Minimum Signaling Speed per Lane Maximum 25.5625±100ppm Modulation Format Unit GBd PAM4 Center Wavelength λc RMS Spectral Width Δλrms Extinction Ratio Typical 840 850 868 nm 0.6 nm ER 3 Transmit OMA Each Lane TxOMA -4.5 3 dBm Transmit Average Each Lane TxAVG -6.
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Datasheet Transceiver Absolute Maximum Ratings Parameter Symbol Min. Max. Unit Storage Temperature Ts -40 +85 °C Supply Voltage Vcc -0.5 3.6 V Typical Max. Unit 70 °C 3.465 V 85 % 10 W *Exceeding any one of these values may damage the device permanently. Recommended Operating Conditions Parameter Symbol Min. Operating Case Temperature Tc 0 Power Supply Voltage Vcc 3.135 Operating Relative Humidity RH 5 Power Dissipation PD 3.
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Datasheet Transceiver QSFP-DD Transceiver Electrical Pad Layout GND Tx1n Tx1p GND Tx3n Tx3p GND InitMode Vcc1 VccTx IntL ModPrsL GND Rx4p Rx4n GND Rx2p Rx2n GND 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 GND Tx5n Tx5p GND Tx7n Tx7p GND Reserved Vcc2 VccTx1 Reserved NC GND Rx8p Rx8n GND Rx6p Rx6n GND Module Card Edge (Host Side) (Module Side) 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 Top side viewed from top Legacy QSFP28 Pads GND Tx2n Tx2p GND Tx4n Tx4p GND ModselL Rese
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Datasheet Transceiver Pin Descriptions Pin Logic 1 Symbol Description GND Ground 2 CML-I Tx2n Transmitter Inverted Data Input 3 CML-I Tx2p Transmitter Non-Inverted Data Input GND Ground 4 5 CML-I Tx4n Transmitter Inverted Data Input 6 CML-I Tx4p Transmitter Non-Inverted Data Input GND Ground 7 8 LVTTL-I ModSelL Module Select 9 LVTTL-I ResetL Module Reset VccRx +3.
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Datasheet Transceiver Pin Descriptions Pin Logic 43 CML-I 44 CML-I Symbol Description Tx8n Transmitter Inverted Data Input Notes Tx8p Transmitter Non-Inverted Data Input 45 GND Ground 1 46 Reserved For future use 3 47 VS1 Module Vendor Speciﬁc 1 3 48 VccRx1 3.
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Datasheet Transceiver Warranty Please check www.edge-core.com for the warranty terms in your country. For More Information To ﬁnd out more about Edgecore Networks Corporation products and solutions, visit www.edge-core.com. About Edgecore Networks Corporation Edgecore Networks Corporation is in the business of providing innovative network solutions.