DS100BR111
10.3-Gbps ultra low power 2-ch redriver with input equalization and output de-emphasis
DS100BR111
- Two Channel Repeaters for up to 10.3 Gbps
- DS100BR210 : 2x Unidirectional Channels
- DS100BR111: 1x Bidirectional Lane
- 10G-KR Bi-directional Interface Compatibility
- Allows for Back-channel Communication
and Training
- Allows for Back-channel Communication
- Low 65 mW/channel (Typical) Power Consumption,
with Option to Power Down Unused Channels - Advanced Signal Conditioning Features
- Receive Equalization up to +36 dB
- Transmit De-emphasis up to –12 dB
- Transmit VOD Control: 700 to 1300 mVp-p
- Low Residual DJ at 10.3 Gbps
- Programmable Via Pin Selection, EEPROM, or
SMBus Interface - Single Supply Voltage: 2.5 V or 3.3 V
- Flow-thru Pinout in 4 mm × 4 mm 24-pin
Leadless WQFN Package - 5 kV HBM ESD Rating
- –40 to 85°C Operating Temperature Range
The DS100BR111 is an extremely low power, high performance repeater designed to support serial links with data rates up to 10.3 Gbps. The DS100BR111 pinout is configured as one bidirectional lane (one transmit, one receive channel). The DS100BR111 inputs feature a powerful 4-stage continuous time linear equalizer (CTLE) to provide a boost of up to +36 dB at 5 GHz and open an input eye that is completely closed due to inter-symbol interference (ISI) induced by the interconnect mediums such as board traces or twin-axial copper cables. The transmitter features a programmable output de-emphasis driver with up to 12 dB and can drive output voltage levels from 700 mVp-p to 1300 mVp-p.
When configured as a 10G-KR repeater, the DS100BR111 allows the KR host and the end point to optimize the full link by adjusting transmit and receive equalizer coefficients using back-channel communication techniques specified by the 802.3ap Ethernet standard.
The programmable settings can be applied via pin control, SMBus protocol, or an external EEPROM. In the EEPROM mode, the configuration information is automatically loaded on power up, thereby eliminating the need for an external microprocessor or software driver.
Technical documentation
Type | Title | Date | ||
---|---|---|---|---|
* | Data sheet | DS100BR111 Ultra Low Power 10.3 Gbps 1-Lane Repeater with Input Equalization and Output De-Emphasis datasheet (Rev. F) | PDF | HTML | 18 Nov 2014 |
Application note | Extend reach with Ethernet Redrivers and Retimers for 10G-12.5G Applications (Rev. A) | 31 Jan 2023 | ||
Application note | Understanding EEPROM Programming for High Speed Repeaters and Mux Buffers | 09 Oct 2014 | ||
Application note | Selecting TI SigCon Devices for SFF-8431 SFP+ Applications | 06 May 2014 | ||
User guide | DS100BR111EVK User's Guide SMA Evaluation Kit | 09 Apr 2014 |
Design & development
For additional terms or required resources, click any title below to view the detail page where available.
SIGCONARCHITECT-WRTE — SigCon Architect With RTE v2.0.0.8
Supported products & hardware
Products
PCIe, SAS & SATA ICs
Ethernet retimers, redrivers & mux-buffers
Serial digital interface (SDI) ICs
Hardware development
GUI for evaluation module (EVM)
Evaluation board
Interface adapter
PSPICE-FOR-TI — PSpice® for TI design and simulation tool
TINA-TI — SPICE-based analog simulation program
Package | Pins | CAD symbols, footprints & 3D models |
---|---|---|
WQFN (RTW) | 24 | Ultra Librarian |
Ordering & quality
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- Ongoing reliability monitoring
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- Assembly location
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