Overview
The SN65LVDS34DRG4, produced by Texas Instruments, is a high-speed differential receiver designed to meet the requirements of the TIA/EIA-644A standard. This component is part of the SN65LVDS348 family, which includes quadruple differential receivers known for their high-speed data transfer capabilities and robust noise rejection features.
The device is packaged in an 8-pin SOIC package, making it suitable for a variety of applications requiring reliable and high-speed data transmission.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Supply Voltage Range (VCC) | -0.5 | 4 | V | |
| Operating Free-Air Temperature | -40 | 85 | °C | |
| Common-Mode Input Voltage Range | -4 | 5 | V | |
| Differential Input Voltage Threshold | 50 | -50 | mV | |
| Differential Input Voltage Hysteresis | 50 | mV | ||
| High-Level Output Voltage (IOH = -4 mA) | 2.4 | V | ||
| Low-Level Output Voltage (IOL = 4 mA) | 0.4 | V | ||
| Propagation Delay Time (Low-to-High) | 2.5 | 4 | 6 | ns |
| Propagation Delay Time (High-to-Low) | 2.5 | 4 | 6 | ns |
| Human Body Model (HBM) ESD Protection | ±15 | kV |
Key Features
- High-Speed Data Transfer: Supports single-channel signaling rates up to 560 Mbps.
- Wide Common-Mode Input Voltage Range: Operates with common-mode input voltages from -4 V to 5 V.
- Flow-Through Architecture: Inputs on one side and outputs on the other, easing board layout and reducing crosstalk.
- Active Failsafe: Ensures a high-level output when an input signal is not present, preventing noise from being received as valid data.
- Integrated Termination Resistor (for LVDT models): Reduces board space requirements and improves signal integrity.
- Robust Noise Rejection: Differential input voltage thresholds with 50 mV of hysteresis to improve noise rejection.
- ESD Protection: Human body model (HBM) ESD protection up to ±15 kV.
Applications
The SN65LVDS34DRG4 is designed for point-to-point baseband data transmission over controlled impedance media such as printed-circuit board traces, backplanes, or cables. It is suitable for various applications requiring high-speed and reliable data transfer, including:
- High-speed data communication systems
- Industrial control systems
- Automotive systems
- Medical devices
- Telecommunication equipment
Q & A
- What is the maximum data transfer rate of the SN65LVDS34DRG4?
The SN65LVDS34DRG4 supports single-channel signaling rates up to 560 Mbps.
- What is the common-mode input voltage range of the SN65LVDS34DRG4?
The device operates with common-mode input voltages from -4 V to 5 V.
- What type of architecture does the SN65LVDS34DRG4 use?
The device uses a flow-through architecture with inputs on one side and outputs on the other.
- Does the SN65LVDS34DRG4 have built-in ESD protection?
- What is the operating temperature range of the SN65LVDS34DRG4?
The device operates from -40°C to 85°C.
- Does the SN65LVDS34DRG4 have an active failsafe feature?
- What is the purpose of the integrated termination resistor in some models?
The integrated termination resistor reduces board space requirements and improves signal integrity.
- What types of media can the SN65LVDS34DRG4 transmit data over?
The device can transmit data over printed-circuit board traces, backplanes, or cables.
- What are some typical applications of the SN65LVDS34DRG4?
High-speed data communication systems, industrial control systems, automotive systems, medical devices, and telecommunication equipment.
- What is the package type of the SN65LVDS34DRG4?
The device is packaged in an 8-pin SOIC package.
