Overview
The SN65LVDS34D, produced by Texas Instruments, is a quad Low-Voltage Differential Signaling (LVDS) receiver. This device is part of a family that offers the widest common-mode input voltage range in the industry, making it highly versatile for various high-speed data transmission applications. The SN65LVDS34D operates with a single 3.3-V supply and is designed for point-to-point baseband data transmission over controlled impedance media such as printed-circuit board traces, backplanes, or cables.
Key Specifications
| Specification | Value |
|---|---|
| Signaling Rate | 400 Mbps |
| Data Transfer Rate | 200 Mxfr/s |
| Supply Voltage | 3.3 V |
| Common-Mode Input Voltage Range | -4 to 5 V |
| Differential Input Thresholds | <±50 mV with 50 mV of hysteresis |
| Package Type | SOIC (D) with 8 pins |
| Operating Temperature Range | -40°C to 85°C |
| ESD Protection | ±15 kV HBM, ±600 V MM |
Key Features
- Operates with a single 3.3-V supply
- 4-V to 5-V common-mode input voltage range
- Differential input thresholds <±50 mV with 50 mV of hysteresis over entire common-mode input voltage range
- Integrated 110-Ω line termination resistors on LVDT products
- Complies with TIA/EIA-644 (LVDS)
- Active failsafe assures a high-level output with no input
- Bus-pin ESD protection exceeds 15 kV HBM
- Input remains high-impedance on power down
- TTL inputs are 5-V tolerant
- Pin-compatible with the AM26LS32, SN65LVDS32B, µA9637, SN65LVDS9637B
Applications
The SN65LVDS34D is designed for point-to-point baseband data transmission over controlled impedance media. This includes applications such as:
- Printed-circuit board traces
- Backplanes
- Cables
The device is particularly useful in environments where high-speed data transmission and robust noise tolerance are critical.
Q & A
- What is the signaling rate of the SN65LVDS34D?
The signaling rate is 400 Mbps. - What is the common-mode input voltage range of the SN65LVDS34D?
The common-mode input voltage range is -4 to 5 V. - Does the SN65LVDS34D have integrated line termination resistors?
Yes, the LVDT series of this device includes integrated 110-Ω line termination resistors. - What is the operating temperature range of the SN65LVDS34D?
The operating temperature range is -40°C to 85°C. - What type of ESD protection does the SN65LVDS34D offer?
The device offers ±15 kV HBM and ±600 V MM ESD protection. - What happens to the input when the power is down?
The input remains high-impedance on power down. - Is the SN65LVDS34D compliant with any industry standards?
Yes, it complies with TIA/EIA-644 (LVDS). - What is the purpose of the active failsafe feature?
The active failsafe feature assures a high-level output within 600 ns after loss of the input signal, preventing noise from being received as valid data. - What types of media can the SN65LVDS34D transmit data over?
The device can transmit data over printed-circuit board traces, backplanes, or cables. - Are the TTL inputs of the SN65LVDS34D 5-V tolerant?
Yes, the TTL inputs are 5-V tolerant.
