Overview
The SN65LVDS105PWRG4, produced by Texas Instruments, is a 4-port Low-Voltage Differential Signaling (LVDS) and 4-port TTL-to-LVDS repeater. This device is designed to enhance signal integrity and extend the transmission distance of high-speed data signals. It operates from a single 3.3-V supply and is compliant with the ANSI TIA/EIA-644 standard. The SN65LVDS105 is particularly useful in applications requiring reliable, high-speed data transmission over controlled impedance media such as printed-circuit board traces, backplanes, or cables.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | -0.5 | 3.3 | 4 | V |
| Differential Output Voltage Magnitude (|VOD|) | 247 | 340 | 454 | mV |
| Propagation Delay Time (tPHL/tPLH) | 2.2 | 3.1 | 4.2 | ns |
| Differential Output Signal Rise/Fall Time (tr/tf) | 0.3 | 0.8 | 1.2 | ns |
| Pulse Skew (|tPHL - tPLH|) | 150 | 500 | ps | |
| Input Capacitance (A or B inputs) | 3 | pF | ||
| Output Capacitance (Y or Z outputs) | 9.4 | pF | ||
| Storage Temperature Range | -65 | 150 | °C |
Key Features
- Operates from a single 3.3-V supply.
- Meets or exceeds ANSI TIA/EIA-644 standard.
- Typical data signaling rates up to 400 Mbps and clock frequencies up to 400 MHz.
- Low-Voltage Differential Signaling with typical output voltage of 350 mV and a 100-Ω load.
- Propagation delay time of 3.1 ns (typical) for the SN65LVDS105.
- LVTTL levels are 5-V tolerant.
- Integrated drivers and receivers in the same substrate.
- ESD protection exceeds 7 kV for all terminals.
Applications
The SN65LVDS105PWRG4 is suitable for various high-speed data transmission applications, including:
- Point-to-point baseband data transmission over controlled impedance media such as printed-circuit board traces, backplanes, or cables.
- High-speed data communication in industrial, automotive, and medical devices.
- Signal repeaters in high-speed digital systems.
- Data transmission in embedded systems and IoT devices.
Q & A
- What is the primary function of the SN65LVDS105PWRG4?
The primary function is to act as a 4-port LVDS and 4-port TTL-to-LVDS repeater, enhancing signal integrity and extending transmission distance for high-speed data signals. - What is the operating supply voltage for the SN65LVDS105PWRG4?
The device operates from a single 3.3-V supply. - What are the typical data signaling rates supported by the SN65LVDS105PWRG4?
The device supports typical data signaling rates up to 400 Mbps and clock frequencies up to 400 MHz. - What is the differential output voltage magnitude of the SN65LVDS105PWRG4?
The differential output voltage magnitude is typically 340 mV with a 100-Ω load. - What is the propagation delay time for the SN65LVDS105PWRG4?
The propagation delay time is typically 3.1 ns. - Is the SN65LVDS105PWRG4 compliant with any industry standards?
Yes, it meets or exceeds the ANSI TIA/EIA-644 standard. - What kind of ESD protection does the SN65LVDS105PWRG4 offer?
The device offers ESD protection exceeding 7 kV for all terminals. - What are the storage temperature range and lead temperature limits for the SN65LVDS105PWRG4?
The storage temperature range is -65°C to 150°C, and the lead temperature limit is 260°C for 10 seconds. - What types of applications is the SN65LVDS105PWRG4 suitable for?
It is suitable for high-speed data transmission applications, including industrial, automotive, medical devices, and signal repeaters in high-speed digital systems. - What is the input capacitance and output capacitance of the SN65LVDS105PWRG4?
The input capacitance is typically 3 pF, and the output capacitance is typically 9.4 pF.
