Specifications

Absolute maximum ratings are those beyond which the device may be damaged.
Between the operational specifications and absolute maximum ratings, prolonged operation is not intended and permanent device degradation may occur.

Parameter

Min

Max

Units

Supply voltage

-0.3

3.6

V

Data input voltage

-0.3

3.6

V

Control input voltage

-0.3

3.6

V

This table shows the environmental specifications for the product.

Parameter

Min

Max

Units

Storage temperature

-40

85

°C

This section shows the range of values for normal operation.

Parameter

Min

Max

Units

Supply voltage (Vcc)

3.135

3.3

3.465

V

Power consumption

---

---

0.1

W

Operating case temperature

0

70

°C

Operating relative humidity

5

85

%

Parameter

Min

Max

Units

Note

Characteristic impedance

90

100

110

Ω

Time propagation delay

---

---

4.5

ns/m

Informative

Note: Minimum insertion loss for up to 1m cable length is 6dB @ 12.89GHz.

Page 00h/
Dec. Byte Address

Register Name

Description

0

Identifier

11h: QSFP28 side of the cable.

1

Status

06h: Support for SFF-8436 Rev. 2.0

128

Identifier

11h: QSFP28

130

Connector

23h: Direct attach assemblies with no separable interfaces

146

Length

Length in units of 1 m of direct attach copper cable

147

Device technology

A0h: Un-equalized copper cable (passive)

148-163

Vendor name

NVIDIA: ASCII

165-167

QSFP vendor IEEE number

00-02-C9: NVIDIA OUI.

168-183

Part number

MCP1600-XXXXXXX: Part number per backshell label (ASCII)

184-185

Product revision

ZZ: Revision per backshell label (ASCII)

186

Attenuation 2.5GHz

Typical attenuation in 1dB.

187

Attenuation 5GHz

188

Attenuation 7GHz

189

Attenuation 12.9GHz

190

Max case temperature

46h: Support for 70ºC

192

Link codes

0Bh: CA-L (Cable Assembly FEC)
0Dh: CA-N (Cable Assembly No-FEC)

196-211

Serial number

MTYYWWXXSSSSS: Serial number per backshell label (ASCII). Refer to Back-Shell Label Legend.

212-217

Date code

YYMMDD: Year YY, month MM, day DD.

236

Length 0.1m

Total cable length is the sum of byte 146 for number of meters and byte 236 for 0.1m.

Values:
00h: 0m

09h: 0.9m

Examples:
2.5m: Byte 146 = 02h, Byte 236 = 05h
2.25m: Byte 146 = 02h, Byte 236 = 03h

237

AWG

DAC cable AWG information.
18h: AWG=24
19h: AWG=25
1Ah: AWG=26
1Ch: AWG=28
1Eh: AWG=30
20h: AWG=32

Ordering Part Number

AWG

Single Cable Diameter

Minimum Bend Radius

Length Tolerance

Cable Color

MCP1600-C02AE30L

30

7.1 ±0.35

Single bend: 35.5mm

Assembly/Repeated bend: 71mm

+/-25mm

Black

MCP1600-C003E30L

MCP1600-C00AE30N

MCP1600-C001E30N

MCP1600-C01AE30N

MCP1600-C002E30N

MCP1600-C005E26L

26

9.4 ±0.4mm

Single bend: 47mm

Assembly/Repeated bend: 94mm

+/-50mm

MCP1600-C02AE26N

MCP1600-C003E26N

The minimum assembly bending radius (close to the connector) is 10x the cable’s outer diameter. The repeated bend (far from the connector) is also 10x the cable’s outer diameter. The single bend (far from the connector) is 5x the cable’s outer diameter.

Assembly Bending Radius

image2021-9-19_15-39-53.png

Mechanical Dimensions

image2021-9-19_15-39-40.png

Cable Length Definition

image2021-9-19_15-39-25.png

The following label is applied on the cable’s backshell:

image2021-9-19_15-39-16.png

(sample illustration)

Backshell Label Legend

Symbol

Meaning

Notes

xx

Length

Meter

yy

Cable gauge

American wire gauge

z

Link codes

L: CA-L (Cable Assembly FEC)
N: CA-N (Cable Assembly No-FEC)

MN

Manufacturer name

2 characters MT (Mellanox Technologies)

YY

Year of manufacturing

2 digits

WW

Week of manufacturing

2 digit

MS

Manufacturer site

2 characters

XXXXX

Serial number

5 digits for serial number. Reset at start of week to 00001.

ZZ

Revision

2 alpha-numeric characters

Xm

Cable length

Meter

XXAWG

Cable gauge

American wire gauge

YYYY-MM-DD

Year-month-day

Year 4 digits, month 2 digits, day 2 digits

COO

Country of origin

E.g. China or Malaysia

image2021-9-19_15-39-6.png

Quick response code

Serial number

The following label is applied on the cable’s jacket:

image2021-9-19_15-38-55.png

(sample illustration)

Note: The serial number and barcode are for NVIDIA internal use only.

Warning

Images are for illustration purposes only. Product labels, colors, and lengths may vary.

© Copyright 2023, NVIDIA. Last updated on May 22, 2023.