DS32ELX0124 and DS32ELX0421 SerDes

Product Highlights > DS32ELX0124 and DS32ELX0421 SerDes

            DS32ELX0124 and DS32ELX0421 SerDes
                    125 MHz to 312.5 MHz SerDes with DDR LVDS Parallel Interface
    

Image of Texas Instruments' DS32ELX0124 and DS32ELX0421 SerDes Texas Instruments' DS32ELX0124 deserializer and DS32ELX0421 serializer are for high-speed serial transmission up to 3.125 Gbps over FR-4 printed circuit board backplanes, balanced cables, and optical fiber. This easy-to-use chipset integrates advanced signal and clock conditioning functions with an FPGA-friendly interface.

DS32ELX0124 Features

5-bit DDR LVDS parallel data interface
Programmable Receive Equalization
Selectable DC-balance decoder
Selectable De-scrambler
Remote Sense for automatic detection and negotiation of link status
No external receiver reference clock required
LVDS parallel interface
Programmable LVDS output clock delay
Supports output data-valid signaling
Supports keep-alive clock output
On chip LC VCOs
Redundant serial input (ELX device only)
Retimed serial output (ELX device only)
Configurable PLL loop bandwidth
Configurable via SMBus
Loss of lock and error reporting
48-pin LLP package with exposed DAP

DS32ELX0421 Features

5-bit DDR LVDS parallel data interface
Programmable transmit de-emphasis
Configurable output levels (VOD)
Selectable DC-balanced encoder
Selectable data scrambler
Remote Sense for automatic detection and negotiation of link status
On chip LC VCOs
Redundant serial output (ELX device only)
Data valid signaling to assist with synchronization of multiple receivers
Supports AC- and DC-coupled signaling
Integrated CML and LVDS terminations
Configurable PLL loop bandwidth
Programmable output termination (50 Ω or 75 Ω)
Built-in test pattern generator
Loss of lock and error reporting
Configurable via SMBus
48-pin LLP package with exposed DAP

DS32ELX0124 Key Specifications

1.25 Gbps to 3.125 Gbps serial data rate
125 MHz to 312.5 MHz DDR parallel clock
-40°C to +85°C temperature range
>8 kV ESD (HBM) protection
0.5 UI minimum input jitter tolerance (1.25 Gbps)

DS32ELX0421 Key Specifications

1.25 Gbps to 3.125 Gbps serial data rate
125 MHz to 312.5 MHz DDR parallel clock
-40°C to +85°C temperature range
>8 kV ESD (HBM) protection
Low intrinsic jitter - 35 ps at 3.125 Gbps

Applications

Imaging: industrial, medical security, printers
Displays: LED walls, commercial
Video transport

Communication systems
Test and measurement
Industrial bus