Overview
The DS280DF810ABWR, produced by Texas Instruments, is an eight-channel multi-rate Retimer with integrated signal conditioning. This device is designed to extend the reach and robustness of long, lossy, crosstalk-impaired high-speed serial links, achieving a bit error rate (BER) of 10^-15 or less. It supports serial data rates from 20.2Gbps to 28.4Gbps, including sub-rates such as 10.1376Gbps, 10.3125Gbps, and 12.5Gbps, making it versatile for various high-speed applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Channels | 8 | |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package Type | 135-BFBGA, FCBGA | |
| Package Size | 13mm × 8mm | mm |
| Data Rate (Max) | 28.4Gbps | Gbps |
| Supply Voltage | 2.375V to 2.625V | V |
| Current Consumption (Active Mode) | 1036 mA (typical) | mA |
| Latency | <500 ps (typical at 28.4Gbps) | ps |
| Signal Conditioning | Input Equalization |
Key Features
- Octal-channel multi-rate retimer with integrated signal conditioning
- All channels lock independently from 20.2Gbps to 28.4Gbps, including sub-rates
- Ultra-low latency: <500 ps typical for 28.4Gbps data rate
- Single power supply, no low-jitter reference clock required
- Integrated AC coupling capacitors to reduce board routing complexity and BOM cost
- Integrated 2×2 cross point for lane crossing and fanout options
- Adaptive continuous time linear equalizer (CTLE) and adaptive decision feedback equalizer (DFE)
- Low-jitter transmitter with 3-Tap FIR Filter
- Combined equalization supporting 35+dB channel loss at 12.9GHz; 30+dB channel loss at 14GHz
- Adjustable transmit amplitude: 205mVppd to 1225mVppd (typical)
- On-chip eye opening monitor (EOM), PRBS pattern checker/generator
- Small 8.00mm × 13.00mm BGA package with easy flow-through routing
- Configurable via SMBus or external EEPROM
Applications
The DS280DF810ABWR is ideal for applications requiring the extension and robustness of high-speed serial links, such as:
- Front-port optical module applications to reset the jitter budget and retimer high-speed serial data
- Lossy interconnect and backplanes with multiple connectors and crosstalk
- High-speed data center interconnects
- Telecommunication equipment
- High-performance computing and storage systems
Q & A
- What is the primary function of the DS280DF810ABWR?
The DS280DF810ABWR is an eight-channel multi-rate Retimer with integrated signal conditioning, designed to extend the reach and robustness of high-speed serial links.
- What data rates does the DS280DF810ABWR support?
The device supports serial data rates from 20.2Gbps to 28.4Gbps, including sub-rates such as 10.1376Gbps, 10.3125Gbps, and 12.5Gbps.
- What is the typical latency of the DS280DF810ABWR at 28.4Gbps?
The typical latency is less than 500 ps.
- Does the DS280DF810ABWR require external AC coupling capacitors?
No, the device has integrated AC coupling capacitors.
- How can the DS280DF810ABWR be configured?
The device can be configured via SMBus or through an external EEPROM.
- What is the operating temperature range of the DS280DF810ABWR?
The operating temperature range is -40°C to 85°C.
- What is the package type and size of the DS280DF810ABWR?
The package type is 135-BFBGA, FCBGA, and the size is 13mm × 8mm.
- Does the DS280DF810ABWR support lane crossing and fanout options?
- What equalization features does the DS280DF810ABWR have?
The device features an adaptive continuous-time linear equalizer (CTLE), an adaptive decision feedback equalizer (DFE), and a low-jitter 3-tap transmit finite impulse response (FIR) filter.
- Can the DS280DF810ABWR perform in-system diagnostics?
