Overview
The TLK105LRHBR, produced by Texas Instruments, is an industrial temperature, single port 10/100-Mbps Ethernet physical layer transceiver. This component is designed to operate within a wide temperature range of -40°C to 85°C, making it suitable for various industrial and harsh environment applications. It is packaged in a 32-VQFN (5x5) exposed pad, which is a surface mount type. The TLK105LRHBR supports both MII and RMII protocols, ensuring compatibility with a variety of Ethernet MAC interfaces.
Key Specifications
| Parameter | Value |
|---|---|
| Operating Temperature | -40°C to 85°C |
| Package Type | 32-VQFN (5x5) Exposed Pad |
| Mounting Type | Surface Mount |
| Number of Drivers | 1/1 |
| Protocol | MII, RMII |
| Voltage Range | 3V ~ 3.6V |
| Duplex Mode | Half |
| Power Consumption (Typical) | <205mW PHY, 275mW with Center Tap (Single Supply) <126mW PHY, 200mW with Center Tap (Dual Supplies) |
| I/O Voltage Range | 3.3V, 2.5V, 1.8V (MII) 3.3V, 2.5V (RMII) |
Key Features
- Low power consumption with programmable power back off to reduce PHY power up to 20% in systems with shorter cables.
- Low deterministic latency supporting IEEE1588 implementation.
- Auto-MDIX for 10/100Mbs.
- Energy Detection Mode.
- MII and RMII capabilities.
- Serial Management Interface.
- IEEE 802.3u MII and Auto-Negotiation support.
- Programmable Fast Link Down Modes with <10µs reaction time.
- Error-free 100Base-T operation up to 150 meters and 10Base-T operation up to 300 meters under typical conditions.
Applications
The TLK105LRHBR is suitable for a wide range of industrial and commercial applications, including but not limited to:
- Industrial automation systems.
- Networked control systems.
- IoT devices requiring Ethernet connectivity.
- Embedded systems in harsh environments.
- Automotive and aerospace applications where robust Ethernet connectivity is necessary.
Q & A
- What is the operating temperature range of the TLK105LRHBR?
The TLK105LRHBR operates within a temperature range of -40°C to 85°C. - What are the supported protocols by the TLK105LRHBR?
The TLK105LRHBR supports both MII and RMII protocols. - What is the typical power consumption of the TLK105LRHBR?
The typical power consumption is <205mW PHY, 275mW with Center Tap (Single Supply) and <126mW PHY, 200mW with Center Tap (Dual Supplies). - Does the TLK105LRHBR support IEEE1588?
Yes, it supports IEEE1588 with low deterministic latency. - What is the maximum cable length for error-free operation?
Error-free 100Base-T operation up to 150 meters and 10Base-T operation up to 300 meters under typical conditions. - What is the package type of the TLK105LRHBR?
The package type is 32-VQFN (5x5) Exposed Pad. - Is the TLK105LRHBR suitable for industrial applications?
Yes, it is designed for industrial temperature ranges and is suitable for various industrial applications. - Does the TLK105LRHBR have programmable power back off?
Yes, it has programmable power back off to reduce PHY power up to 20% in systems with shorter cables. - What are the I/O voltage ranges supported by the TLK105LRHBR?
The I/O voltage ranges are 3.3V, 2.5V, 1.8V for MII and 3.3V, 2.5V for RMII. - Does the TLK105LRHBR support Auto-MDIX?
Yes, it supports Auto-MDIX for 10/100Mbs.
