Overview
The SN65LVDS049 device, produced by Texas Instruments, is a dual flow-through differential line driver-receiver pair that utilizes low-voltage differential signaling (LVDS) to achieve high-speed data transmission rates of up to 400 Mbps. This device is designed to operate within a temperature range of -40°C to 85°C and is compliant with the ANSI TIA/EIA-644-A standard. It is particularly suited for point-to-point baseband data transmission over controlled impedance media such as printed-circuit board traces, backplanes, or cables.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Signaling Rate | Up to 400 | Mbps |
| Power Supply Voltage | 3.0 to 3.6 | V |
| Operating Temperature Range | -40 to 85 | °C |
| Package Type | 16-Pin TSSOP | |
| Driver Channel-to-Channel Skew (Typical) | 50 ps | |
| Receiver Channel-to-Channel Skew (Typical) | 50 ps | |
| Driver Propagation Delay (Typical) | 1.4 ns | |
| Receiver Propagation Delay (Typical) | 1.9 ns | |
| ESD Protection | Exceeds 10 kV |
Key Features
- DS90LV049 Compatible
- Flow-Through Pinout
- High-Impedance Disable for All Outputs
- Internal Fail-safe Biasing of Receiver Inputs
- High-Impedance Bus Pins on Power Down
- ANSI TIA/EIA-644-A Compliant
- Receiver Input and Driver Output ESD Exceeds 10 kV
Applications
The SN65LVDS049 is designed for various applications requiring high-speed data transmission. These include:
- Point-to-point baseband data transmission over controlled impedance media such as printed-circuit board traces, backplanes, or cables.
- Full-duplex LVDS communications of clock and data.
- Wireless base stations.
- Desktop computers.
Q & A
- What is the maximum signaling rate of the SN65LVDS049?
The SN65LVDS049 can achieve signaling rates as high as 400 Mbps.
- What is the operating temperature range of the SN65LVDS049?
The device operates from -40°C to 85°C.
- What type of package does the SN65LVDS049 come in?
The SN65LVDS049 is available in a 16-Pin TSSOP package.
- Is the SN65LVDS049 compliant with any industry standards?
Yes, it is compliant with the ANSI TIA/EIA-644-A standard.
- What is the typical driver propagation delay of the SN65LVDS049?
The typical driver propagation delay is 1.4 ns.
- Does the SN65LVDS049 have ESD protection?
Yes, the receiver input and driver output ESD protection exceeds 10 kV.
- What is the purpose of the internal fail-safe biasing in the SN65LVDS049?
The internal fail-safe biasing places the outputs into a known high state for unconnected differential inputs.
- Can the SN65LVDS049 be used in safety-critical applications?
Users should carefully evaluate the suitability of the SN65LVDS049 for safety-critical applications, as indicated in the device's documentation.
- What is the typical receiver propagation delay of the SN65LVDS049?
The typical receiver propagation delay is 1.9 ns.
- Does the SN65LVDS049 support high-impedance disable for all outputs?
Yes, the SN65LVDS049 supports high-impedance disable for all outputs.
