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40G DAC

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40G Base QSFP+ Direct Attach Cable

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3. All contents are Copyright © 1996 - 2019 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 3 of 4 Document Number: 95-0237-V1.0 40Gb/S QSFP+ Direct Attach Cable WST-QSFP+DACPx-x 30 Vcc1 +3.3V Power supply 31 LVTTL-I LPMode Low Power Mode 32 GND Ground 33 CML-I Tx3p Transmitter Non-Inverted Data Input 34 CML-I Tx3n Transmitter Inverted Data Input 35 GND Ground 36 CML-I Tx1p Transmitter Non-Inverted Data Input 37 CML-I Tx1n Transmitter Inverted Data Input 38 GND Ground Mechanical Design Diagram Unit: mm

2. All contents are Copyright © 1996 - 2019 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 2 of 4 Document Number: 95-0237-V1.0 40Gb/S QSFP+ Direct Attach Cable WST-QSFP+DACPx-x Pin Logic Symbol Description Notes 1 GND Ground 2 CML-I Tx2n Transmitter Inverted Data Input 3 CML-I Tx2p Transmitter Non-Inverted Data Input 4 GND Ground 5 CML-I Tx4n Transmitter Inverted Data Input 6 CML-I Tx4p Transmitter Non-Inverted Data Input 7 GND Ground 8 LVTTL-I ModSelL Module Select 9 LVTTL-I ResetL Module Reset 10 Vcc Rx +3.3V Power Supply Receiver 11 LVCMOS-I/O SCL 2-wire serial interface clock 12 LVCMOS-I/O SDA 2-wire serial interface data 13 GND Ground 14 CML-O Rx3p Receiver Non-Inverted Data Output 15 CML-O Rx3n Receiver Inverted Data Output 16 GND Ground 17 CML-O Rx1p Receiver Non-Inverted Data Output 18 CML-O Rx1n Receiver Inverted Data Output 19 GND Ground 20 GND Ground 21 CML-O Rx2n Receiver Inverted Data Output 22 CML-O Rx2p Receiver Non-Inverted Data Output 23 GND Ground 24 CML-O Rx4n Receiver Inverted Data Output 25 CML-O Rx4p Receiver Non-Inverted Data Output 26 GND Ground 27 LVTTL-O ModPrsL Module Present 28 LVTTL-O IntL Interrupt 29 Vcc Tx +3.3V Power supply transmitter

1. Data Sheet All contents are Copyright © 1996 - 2019 Wavesplitter Technologies, Inc. All rights reserved. Preliminary and Proprietary www.wavesplitter.com Page 1of 4 40Gb/S QSFP+ Direct Attach Cable P/N: WST-QSFP+DACPx-x QSFP+ Module Pad Assignments and Descriptions Features:  Compliant with IEEE 802.3ba  Compliant with QSFP MSA and SFF-8436 / SFF-8431 / SFF-8074i  4 independent full-duplex channels  Up to 10.3125 Gbps data rate per channel  Single 3.3V power supply  0°C to 70°C case temperature operating range  I 2 C management interface

4. Page 4 of 4 Document Number: 95-0237-V1.0 40Gb/S QSFP+ Direct Attach Cable WST-QSFP+DACPx-x Ordering Information Part No Specification Package Data rate Fiber AWG Cable Length Temp. Application WST-QSFP+DACP0-A Passive QSFP+ 10.3125 Gbps per channel 30 0.5m 0~70 o C 40G Ethernet& InfiniBand WST-QSFP+DACP0-1 Passive QSFP+ 10.3125 Gbps per channel 30 1m 0~70 o C 40G Ethernet& InfiniBand WST-QSFP+DACP0-2 Passive QSFP+ 10.3125 Gbps per channel 30 2m 0~70 o C 40G Ethernet& InfiniBand WST-QSFP+DACP0-3 Passive QSFP+ 10.3125 Gbps per channel 30 3m 0~70 o C 40G Ethernet& InfiniBand WST-QSFP+DACP6-5 Passive QSFP+ 10.3125 Gbps per channel 26 5m 0~70 o C 40G Ethernet& InfiniBand Modification History Revision Date Description Originator Review Approved V1 20-May-2019 New Issue Ivy Chen Wayne Liao Wayne Liao All specification data are accurate on the date of publication for product comparisons and ordering information. WaveSplitter Technologies, Inc. reserves the right to change specifications without notice. U.S. Branch 2080 Rancho Higuera Ct. Fremont, CA 94539, USA Tel: 510-651-7800 Fax: 510-651-7822 Taipei Headquarters 16F-5, No. 75, Sec. 1, Xintai 5th Rd., Xizhi Dist., New Taipei City 22101, Taiwan Tel: +886-2-2698-7208 Fax: +886-2-2698-7210 ShenZhen Branch 610#, 6F, No.204 Building, 2nd Industrial zone Nanyou, Nanshan district, Shenzhen, Guangdong China 518054 Tel: +86-755-86265980 Fax: +86-755-26642741

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