Overview
The TLK2501IRCPR is a high-speed transceiver produced by Texas Instruments, designed for ultrahigh-speed bidirectional point-to-point data transmission systems. It supports serial interface speeds ranging from 1.5 Gbps to 2.5 Gbps, providing up to 2 Gbps of data bandwidth. This device is part of the multigigabit transceiver family and is pin-for-pin compatible with other models like the TLK2500, TLK1501, and TLK3101, offering a wide range of performance solutions without requiring board layout changes.
The TLK2501 performs data conversion from parallel to serial and vice versa, using an 8-bit/10-bit encoding format. It is housed in a high-performance, thermally enhanced 64-pin VQFP PowerPAD package, which is crucial for efficient heat dissipation and electrical conductivity.
Key Specifications
| Specification | Value |
|---|---|
| Data Rate | 1.5 to 2.5 Gbps |
| Package Type | 64-pin VQFP (RCP) PowerPAD |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage | 2.5 V (max 2.7 V) |
| Supply Current | Typically 145 mA |
| Power Consumption | Typically 360 mW |
| Encoding Format | 8-bit/10-bit (8B/10B) |
| Receiver Differential Input Thresholds | 200 mV minimum |
Key Features
- Hot-Plug Protection
- High-Performance 64-Pin VQFP Thermally Enhanced Package (PowerPAD)
- Programmable Voltage Output Swing on Serial Output
- Interfaces to Backplane, Copper Cables, or Optical Converters
- Rated for Industrial Temperature Range
- On-Chip 8-Bit/10-Bit (8B/10B) Encoding/Decoding, Comma Alignment, and Link Synchronization
- On-Chip PLL Provides Clock Synthesis From Low-Speed Reference
- Loss of Signal (LOS) Detection
- Internal Loopback Capability for Self-Test Purposes
- PRBS (Pseudorandom Bit Stream) Test Capability
Applications
The TLK2501IRCPR is primarily used for very high-speed I/O data channels in point-to-point baseband data transmission over controlled impedance media such as printed-circuit boards, copper cables, or fiber-optic cables. It is ideal for high-speed backplane interconnects and point-to-point data links.
This device can also replace parallel data transmission architectures, reducing the number of traces, connector terminals, and transmit/receive terminals. It offers significant power and cost savings and is scalable for higher data rates in the future.
Q & A
- What is the data rate range of the TLK2501IRCPR?
The TLK2501IRCPR supports data rates from 1.5 Gbps to 2.5 Gbps.
- What type of package does the TLK2501IRCPR use?
The TLK2501IRCPR is housed in a 64-pin VQFP (RCP) PowerPAD package.
- What is the operating temperature range of the TLK2501IRCPR?
The operating temperature range is -40°C to 85°C.
- What is the typical power consumption of the TLK2501IRCPR?
The typical power consumption is less than 360 mW.
- Does the TLK2501IRCPR support hot-plug capability?
- What encoding format does the TLK2501IRCPR use?
The TLK2501IRCPR uses the 8-bit/10-bit (8B/10B) encoding format.
- What is the purpose of the PowerPAD package?
The PowerPAD package is a thermally enhanced package that helps in efficient heat dissipation and is also a metallic thermal and electrical conductor.
- Can the TLK2501IRCPR be used for self-testing?
- What is the function of the LOS (Loss of Signal) detection circuit?
The LOS detection circuit detects conditions where the incoming signal no longer has sufficient voltage amplitude to keep the clock recovery circuit in lock.
- Can the TLK2501IRCPR implement redundant ports?
