Overview
The SN65LVDS4, produced by Texas Instruments, is a high-speed differential line receiver designed to operate at low voltages. This component is part of the Low-Voltage Differential Signaling (LVDS) family and is optimized for high-speed data transmission. It is available in a compact 1.5-mm × 2-mm UQFN package, making it suitable for space-constrained applications. The SN65LVDS4 supports signaling rates up to 500 Mbps, making it a reliable choice for various high-speed data communication systems.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Core Supply Voltage (VCC) | 1.62 (1.8V core), 2.25 (2.5V core) | 1.8, 2.5 | 1.98 (1.8V core), 2.75 (2.5V core) | V |
| Output Drive Voltage (VDD) | 1.62 (1.8V), 2.25 (2.5V), 3 (3.3V) | 1.8, 2.5, 3.3 | 1.98 (1.8V), 2.75 (2.5V), 3.6 (3.3V) | V |
| Operating Frequency Range | 10 | - | 250 | MHz |
| Differential Input Voltage Threshold | -50 | - | 50 | mV |
| Propagation Delay Time | 2.1 | 2.5 | 3.3 | ns |
| Power Dissipation at 250 MHz | - | 40 | - | mW |
| Operating Free-Air Temperature | -40 | - | 85 | °C |
Key Features
- Operates from a 1.8-V or 2.5-V core supply and supports output drive voltages of 1.8V, 2.5V, and 3.3V.
- Low-voltage differential signaling with typical output voltages of 350 mV into a 100-Ω load.
- Propagation delay times as low as 2.1 ns.
- Bus-terminal ESD protection exceeding 2 kV (HBM).
- Differential input voltage threshold less than 50 mV.
- External failsafe required.
- Compact 1.5-mm × 2-mm UQFN package.
Applications
- Clock distribution systems.
- Wireless base stations.
- Network routers.
- High-speed data communication systems.
Q & A
- What is the maximum signaling rate supported by the SN65LVDS4? The SN65LVDS4 supports signaling rates up to 500 Mbps.
- What are the available core supply voltages for the SN65LVDS4? The SN65LVDS4 operates from a 1.8-V or 2.5-V core supply.
- What is the typical propagation delay time of the SN65LVDS4? The typical propagation delay time is 2.5 ns.
- What is the differential input voltage threshold of the SN65LVDS4? The differential input voltage threshold is less than 50 mV.
- Does the SN65LVDS4 require external failsafe? Yes, the SN65LVDS4 requires an external failsafe.
- What is the package type and size of the SN65LVDS4? The SN65LVDS4 is available in a 1.5-mm × 2-mm UQFN package.
- What is the operating free-air temperature range of the SN65LVDS4? The operating free-air temperature range is from -40°C to 85°C.
- What is the power dissipation at 250 MHz for the SN65LVDS4? The typical power dissipation at 250 MHz is 40 mW.
- What type of ESD protection does the SN65LVDS4 have? The SN65LVDS4 has bus-terminal ESD protection exceeding 2 kV (HBM).
- What are some common applications of the SN65LVDS4? Common applications include clock distribution systems, wireless base stations, and network routers.
