Overview
The SN65LVDS4 is a high-speed differential line receiver designed by Texas Instruments. This component operates from either a 1.8-V or 2.5-V core supply, making it versatile for various low-voltage applications. It is packaged in a compact 1.5-mm × 2-mm UQFN package, which is ideal for space-constrained designs. The SN65LVDS4 supports signaling rates up to 500 Mbps, making it suitable for high-speed data transmission applications.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Core Supply Voltage (VCC) | 1.62 (1.8V), 2.25 (2.5V) | 1.8, 2.5 | 1.98 (1.8V), 2.75 (2.5V) | 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 Magnitude | 0.15 | 0.6 | - | V |
| Propagation Delay Time (tPLH, tPHL) | 2.1 | 2.5-3.3 | - | ns |
| Output Signal Rise/Fall Time | - | 550-600 | - | ps |
| Power Dissipation (Typical) | - | 13-40 | - | mW |
| Operating Temperature Range | -40 | - | 85 | °C |
Key Features
- Operates from 1.8-V or 2.5-V core supply, with output drive voltage options for 1.8-V, 2.5-V, and 3.3-V logic levels.
- Supports signaling rates up to 500 Mbps.
- Low-voltage differential signaling (LVDS) with typical output voltages of 350 mV into a 100-Ω load.
- Compact 1.5-mm × 2-mm UQFN package.
- Propagation delay times as low as 2.1 ns.
- External failsafe capability.
- Differential input voltage threshold less than 50 mV.
- ESD protection exceeding 2 kV (HBM).
Applications
- Clock distribution systems.
- Wireless base stations.
- Network routers and switches.
- High-speed data transmission systems.
- Industrial and automotive applications requiring high-speed and low-power signaling.
Q & A
- What is the operating voltage range for the SN65LVDS4?
The SN65LVDS4 operates from either a 1.8-V or 2.5-V core supply.
- What is the maximum signaling rate supported by the SN65LVDS4?
The SN65LVDS4 supports signaling rates up to 500 Mbps.
- What is the typical output voltage of the SN65LVDS4?
The typical output voltage is 350 mV into a 100-Ω load.
- What is the package type and size of the SN65LVDS4?
The SN65LVDS4 is packaged in a 1.5-mm × 2-mm UQFN package.
- What is the propagation delay time of the SN65LVDS4?
The propagation delay time is as low as 2.1 ns.
- Does the SN65LVDS4 have ESD protection?
Yes, it has ESD protection exceeding 2 kV (HBM).
- What are the typical power dissipation values for the SN65LVDS4?
The typical power dissipation values range from 13 mW to 40 mW depending on the operating conditions.
- What is the operating temperature range for the SN65LVDS4?
The operating temperature range is from -40°C to 85°C.
- Can the SN65LVDS4 provide different output logic levels?
Yes, it can provide output voltage logic levels based on external VDD pin, supporting 1.8-V, 2.5-V, and 3.3-V LVCMOS/LVTTL.
- What are some common applications for the SN65LVDS4?
Common applications include clock distribution systems, wireless base stations, network routers, and high-speed data transmission systems.
