Overview
The SN65LVDM31DR is a high-speed differential line driver produced by Texas Instruments. This device is designed to implement the electrical characteristics of low-voltage differential signaling (LVDS), making it suitable for high-speed data transmission applications. The SN65LVDM31DR operates on a single 3.3-V supply and is characterized for operation over a temperature range of –40°C to 85°C, ensuring reliability in various environmental conditions.
Key Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 3 | 3.3 | 3.6 | V |
| Differential Output Voltage Magnitude (|VOD|) @ 100 Ω | 540 | 700 | 860 | mV |
| Propagation Delay Time (tPLH, tPHL) | 1.8 | 2.3 | 2.9 | ns |
| Differential Output Signal Rise/Fall Time (tr, tf) | 0.4 | 0.6 | 1.0 | ns |
| Supply Current (ICC) @ 75 MHz, RL = 100 Ω | 35 | 40 | - | mA |
| Operating Free-Air Temperature (TA) | -40 | - | 85 | °C |
| ESD Protection | - | - | 12 kV | - |
Key Features
- Up to 150 Mbps signaling rate, making it suitable for high-speed data transmission.
- Low-voltage differential signaling with a typical output voltage of 700 mV into a 100-Ω load.
- Single 3.3-V supply operation, reducing power consumption compared to 5-V PECL drivers.
- High-impedance outputs when disabled or with VCC < 1.5 V, ensuring minimal power dissipation in idle states.
- Bus-pin ESD protection exceeding 12 kV, enhancing device reliability against electrostatic discharge.
- LVCMOS logic input levels that are 5-V tolerant, providing flexibility in system design.
- Four differential line drivers, supporting both point-to-point and multiplexed baseband data transmission.
Applications
- Point-to-point and multiplexed baseband data transmission over controlled impedance media such as printed-circuit board traces, backplanes, or cables.
- High-speed data communication systems requiring low power consumption and high reliability.
- Industrial and automotive applications where robustness against environmental factors is crucial.
- Telecommunication and networking equipment where high-speed data transfer is essential.
Q & A
- What is the maximum signaling rate of the SN65LVDM31DR?
The SN65LVDM31DR supports signaling rates up to 150 Mbps.
- What is the typical output voltage of the SN65LVDM31DR into a 100-Ω load?
The typical output voltage is 700 mV.
- What is the operating supply voltage range for the SN65LVDM31DR?
The operating supply voltage range is from 3 V to 3.6 V.
- What is the propagation delay time for the SN65LVDM31DR?
The propagation delay time (tPLH, tPHL) is typically 2.3 ns.
- Does the SN65LVDM31DR have built-in ESD protection?
- What is the operating temperature range for the SN65LVDM31DR?
The operating temperature range is from –40°C to 85°C.
- How many differential line drivers does the SN65LVDM31DR have?
- Is the SN65LVDM31DR suitable for high-speed data transmission over cables?
- What is the typical supply current for the SN65LVDM31DR at 75 MHz?
- Is the SN65LVDM31DR RoHS compliant?
