Overview
The SN65MLVD200DR is a low-voltage differential line driver and receiver produced by Texas Instruments. This component complies with the proposed multipoint low-voltage differential signaling (M-LVDS) standard (TIA/EIA–899), making it suitable for multipoint data interchange applications. It operates from a single 3.3-V supply and is designed to handle high signaling rates up to 100 Mbps. The device is part of the SN65MLVD20x series, which includes various types of receivers and drivers optimized for different application needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Signaling Rate | Up to 100 | Mbps |
| Power Dissipation at 100 Mbps | Driver: 50 mW, Receiver: 30 mW | mW |
| Supply Voltage Range | –0.5 V to 4 V | V |
| Input Voltage Range | –0.5 V to 4 V | V |
| Common-Mode Voltage Range | –1 V to 3.4 V | V |
| Propagation Delay Time | Driver: 2.3 ns, Receiver: 5 ns | ns |
| Operating Temperature Range | –40°C to 85°C | °C |
Key Features
- Complies with the proposed M-LVDS standard (TIA/EIA–899) for multipoint data interchange.
- Controlled driver output voltage transition times for improved signal quality.
- Operates from a single 3.3-V supply.
- Supports signaling rates up to 100 Mbps.
- Type-1 receivers incorporate 25 mV of hysteresis to prevent output oscillations in the presence of noise.
- Type-2 receivers provide an offset (100 mV) threshold to detect open-circuit and idle-bus conditions.
- Driver handles operation into a continuous short circuit without damage.
- Bus pins high impedance when disabled or VCC ≤ 1.5 V.
- Power-up/down glitch-free driver.
Applications
The SN65MLVD200DR is intended for use in half-duplex or multipoint baseband data transmission over controlled impedance media such as printed circuit board traces, backplanes, or cables. It is suitable for applications requiring high-speed data transfer with robust noise immunity, such as in industrial control systems, automotive systems, and other harsh electrical environments.
Q & A
- What is the signaling rate supported by the SN65MLVD200DR?
The SN65MLVD200DR supports signaling rates up to 100 Mbps.
- What is the power dissipation of the driver and receiver at 100 Mbps?
The power dissipation is typically 50 mW for the driver and 30 mW for the receiver at 100 Mbps.
- What is the common-mode voltage range of the receivers?
The common-mode voltage range is –1 V to 3.4 V.
- What types of receivers are available in the SN65MLVD20x series?
Both Type-1 and Type-2 receivers are available, each with different threshold and hysteresis characteristics.
- How does the device handle short circuits?
The driver can handle operation into a continuous short circuit without damage.
- What is the operating temperature range of the SN65MLVD200DR?
The operating temperature range is –40°C to 85°C.
- What is the typical propagation delay time for the driver and receiver?
The typical propagation delay time is 2.3 ns for the driver and 5 ns for the receiver.
- Does the device have any power-up/down glitch-free features?
Yes, the driver is power-up/down glitch-free.
- What happens to the bus pins when the device is disabled or VCC ≤ 1.5 V?
The bus pins go to high impedance when the device is disabled or VCC ≤ 1.5 V.
- Is the SN65MLVD200DR suitable for harsh electrical environments?
Yes, it is designed to operate in harsh electrical environments with up to 2 V of ground noise.
