Overview
The SN65MLVD203B, produced by Texas Instruments, is a multipoint low-voltage differential signaling (M-LVDS) line driver and receiver. This device is optimized for high-speed data transmission and is part of TI's extensive M-LVDS portfolio. It operates from a single 3.3-V supply and is designed for demanding industrial applications, offering robust ESD protection and high signal integrity.
The SN65MLVD203B supports signaling rates up to 200 Mbps and clock frequencies up to 100 MHz, making it suitable for various high-speed data transmission applications. The device features controlled driver output voltage transition times to minimize reflections and improve signal quality, and it can operate over a wide temperature range from –40°C to 125°C.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Supply Voltage Range (VCC) | -0.5 | 4 | V | |
| Input Voltage Range (D) | 0 | 0.8 | V | |
| Voltage at any bus terminal (VA, VB, VY, VZ) | -1.4 | 3.8 | V | |
| Differential Load Resistance | 30 | 50 | Ω | |
| Signaling Rate | 200 | Mbps | ||
| Operating Free-Air Temperature | -40 | 125 | °C | |
| Differential Output Voltage Magnitude (|VYZ|) | 480 | 650 | mV | |
| Propagation Delay Time (tPLH, tPHL) | 2 | 6 | 10 | ns |
Key Features
- Compatible with the M-LVDS standard TIA/EIA-899 for multipoint data interchange.
- Low-voltage differential 30-Ω to 55-Ω line driver and receiver for signaling rates up to 200 Mbps and clock frequencies up to 100 MHz.
- Type-1 receiver incorporates 25 mV of hysteresis.
- Bus I/O protection: ±8-kV HBM and ±8-kV IEC 61000-4-2 contact discharge.
- Controlled driver output voltage transition times for improved signal quality.
- –1-V to 3.4-V common-mode voltage range allows data transfer with 2 V of ground noise.
- Bus pins high impedance when disabled or VCC ≤ 1.5 V.
- Robust 3.3-V driver and receiver in the standard QFN footprint.
Applications
- Low-power, high-speed, and short-reach alternative to TIA/EIA-485.
- Backplane or cabled multipoint data and clock transmission.
- Cellular base stations.
- Central office switches.
- Network switches and routers.
Q & A
- What is the signaling rate of the SN65MLVD203B?
The SN65MLVD203B supports signaling rates up to 200 Mbps.
- What is the operating temperature range of the SN65MLVD203B?
The device operates from –40°C to 125°C.
- What type of ESD protection does the SN65MLVD203B offer?
The device offers ±8-kV HBM and ±8-kV IEC 61000-4-2 contact discharge protection.
- What is the supply voltage for the SN65MLVD203B?
The device operates from a single 3.3-V supply.
- What are the key applications of the SN65MLVD203B?
Key applications include cellular base stations, central office switches, network switches, and routers, as well as backplane or cabled multipoint data and clock transmission.
- What is the differential load resistance range for the SN65MLVD203B?
The differential load resistance range is 30 Ω to 50 Ω.
- Does the SN65MLVD203B support high impedance states?
- What is the common-mode voltage range for the SN65MLVD203B?
The common-mode voltage range is –1 V to 3.4 V, allowing data transfer with 2 V of ground noise.
- How does the SN65MLVD203B improve signal quality?
The device features controlled driver output voltage transition times to minimize reflections and improve signal quality.
- What is the package type of the SN65MLVD203B?
The device is available in a 16-pin WQFN (RUM) package.
