Overview
The TLK2541PFPG4, produced by Texas Instruments, is a high-speed serializer/deserializer (SERDES) integrated circuit. It is part of the WizardLink transceiver family, designed for multigigabit data transmission in point-to-point systems. This device supports serial interface speeds ranging from 1 Gbps to 2.6 Gbps, making it suitable for high-bandwidth applications. The TLK2541PFPG4 is used to convert parallel data into serial data and vice versa, facilitating data transmission over various media such as copper cables, backplanes, or fiber-optic cables. It offers significant power and cost savings by reducing the number of traces, connector terminals, and transmit/receive terminals compared to traditional parallel data transmission architectures.
Key Specifications
| Parameter | Description |
|---|---|
| Serial Interface Speed | 1 Gbps to 2.6 Gbps |
| Parallel Data Interface | 10-bit or 20-bit parallel TTL interface |
| Encoding/Decoding | On-chip 8B/10B encoding and decoding logic |
| Clock Synthesis | On-chip PLL for clock synthesis from low-speed reference |
| Supply Voltage | 2.5 V with 3 V tolerant I/O |
| Power Consumption | Less than 625 mW typically |
| Operating Temperature | -40°C to 85°C |
| Transmit Clock Frequency | 100 MHz to 130 MHz |
| Loopback Capability | Internal loopback for self-test purposes |
Key Features
- Independent transmit and receive data rate operation for asymmetrical data rates.
- Support for 10-bit or 20-bit parallel data interfaces.
- On-chip 8B/10B encoding and decoding logic for data integrity.
- On-chip PLL for clock synthesis from a low-speed reference clock.
- Hot-plug capability with on-chip power-on reset circuit.
- Internal loopback capability for self-test purposes.
- 3 V tolerant I/O section for compatibility with various systems.
Applications
- Gigabit Ethernet and Fibre Channel links.
- Passive Optical Networking (PON) systems.
- High-speed I/O data channels for point-to-point baseband data transmission.
- Replacement of parallel data transmission architectures to reduce the number of traces and connector terminals.
- Data transmission over controlled impedance media such as printed-circuit boards, copper cables, or fiber-optic cables.
Q & A
- What is the primary function of the TLK2541PFPG4?
The primary function of the TLK2541PFPG4 is to convert parallel data into serial data and vice versa for high-speed point-to-point data transmission.
- What are the supported serial interface speeds of the TLK2541PFPG4?
The TLK2541PFPG4 supports serial interface speeds ranging from 1 Gbps to 2.6 Gbps.
- What types of encoding and decoding does the TLK2541PFPG4 support?
The TLK2541PFPG4 supports on-chip 8B/10B encoding and decoding logic.
- What is the supply voltage and power consumption of the TLK2541PFPG4?
The TLK2541PFPG4 operates on a 2.5 V supply and consumes less than 625 mW typically.
- What is the operating temperature range of the TLK2541PFPG4?
The operating temperature range of the TLK2541PFPG4 is -40°C to 85°C.
- Does the TLK2541PFPG4 support hot-plug capability?
Yes, the TLK2541PFPG4 is designed to be hot-plug capable with an on-chip power-on reset circuit.
- What types of media can the TLK2541PFPG4 transmit data over?
The TLK2541PFPG4 can transmit data over printed-circuit boards, copper cables, or fiber-optic cables.
- What is the purpose of the internal loopback capability in the TLK2541PFPG4?
The internal loopback capability is for self-test purposes, allowing the device to perform a functional self-check of the physical interface.
- Can the TLK2541PFPG4 operate with asymmetrical data rates?
Yes, the TLK2541PFPG4 supports independent transmit and receive data rate operation for applications that need asymmetrical data rates.
- How does the TLK2541PFPG4 reduce the complexity of data transmission systems?
The TLK2541PFPG4 reduces the complexity by converting parallel data into serial data, thereby reducing the number of traces, connector terminals, and transmit/receive terminals.
