National Semiconductor DS25CP102 3.125 Gbps 2x2 LVDS Crosspoint Switch Handbook

DS25CP102 is a 3.125Gbps 2x2 LVDS crosspoint switch optimized for high-speed signal routing and switching over lossy FR-4 printed circuit board backplanes and balanced cables.


National Semiconductor DS25CP102 3.125 Gbps 2x2 LVDS Crosspoint Switch Handbook - cover page
Brand
National Semiconductor
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
16
File format
PDF
File size
400 KB
Published
03 May, 2012
Updated
30 September, 2023
MD5 checksum
BC455A3FECDE94AB5547E8A243BF27F4

About this manual

The DS25CP102 is a 3.125 Gbps 2×2 LVDS crosspoint switch designed for high‑speed signal routing over lossy FR‑4 backplanes. It offers selectable transmit pre‑emphasis and receive equalization, low jitter, low skew, and low power consumption, making it suitable for applications such as OC‑48/STM‑16 and SD/HD/3G‑HD SDI routers.

The device is supplied in a 4 mm × 4 mm LLP‑16 package (SQA16A) with 16 pins, each internally terminated with 1000 Ω resistors. Detailed electrical specifications, pin descriptions, jitter performance data, and test circuit diagrams are provided to aid designers in integrating the switch into their systems.

What's inside

  • General Description
  • Features
  • Ordering Code
  • Pin Descriptions
  • Absolute Maximum Ratings
  • Electrical Characteristics
  • Jitter Performance
  • Test Circuits
  • Physical Dimensions
  • Notes

Specifications

Data Rate3.125 Gbps
Number of Channels2 inputs × 2 outputs
Supply Voltage Range-0.3 V to +4 V
LVDS Input Voltage Range-0.3 V to +4 V
Output Differential Voltage250 mV – 450 mV
Pin Count16 pins

Frequently asked questions

What is the maximum supply voltage for the DS25CP102?

The device can be powered from –0.3 V up to +4 V.

How many input and output channels does the DS25CP102 provide?

It provides a 2 × 2 configuration, meaning two differential inputs and two differential outputs.

What is the differential output voltage range of the DS25CP102?

The LVDS output voltage is specified between 250 mV and 450 mV.

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