Overview
The DS15BR401TSQ/NOPB is a 4-channel LVDS (Low Voltage Differential Signaling) buffer/repeater produced by Texas Instruments. This component is designed to handle high-speed data transmission up to 2 Gbps, making it suitable for various applications requiring reliable and high-performance signal buffering and repeating. The device features a single 3.3V supply, operates over an industrial temperature range of -40°C to +85°C, and is available in space-saving WQFN-32 and TQFP-48 packages.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 4 |
| Data Rate | Up to 2 Gbps |
| Supply Voltage | 3.3V |
| Operating Temperature Range | -40°C to +85°C |
| Package Types | WQFN-32, TQFP-48 |
| Input Termination (DS15BR401) | No input termination resistors |
| Output Termination | 100Ω resistors |
| ESD Protection | 15 kV on LVDS Inputs and Outputs |
| Power Consumption | 578 mW (typ) |
Key Features
- DC to 2 Gbps low jitter and high noise immunity
- 6 dB of pre-emphasis to drive lossy backplanes and cables
- LVDS/CML/LVPECL compatible input, LVDS output
- On-chip 100Ω output termination, optional 100Ω input termination (DS15BR400 only)
- Single 3.3V supply
- Industrial -40 to +85°C temperature range
- Space-saving WQFN-32 and TQFP-48 packages
- 15 kV ESD protection on LVDS inputs and outputs
Applications
- Cable extension applications
- Signal repeating and buffering
- Digital routers
- High-speed data transmission over lossy cables and backplanes
Q & A
- What is the maximum data rate supported by the DS15BR401? The DS15BR401 supports data rates up to 2 Gbps.
- What are the package options for the DS15BR401? The DS15BR401 is available in WQFN-32 and TQFP-48 packages.
- What is the operating temperature range of the DS15BR401? The operating temperature range is -40°C to +85°C.
- Does the DS15BR401 have input termination resistors? No, the DS15BR401 does not have input termination resistors; only the DS15BR400 has them.
- What type of ESD protection does the DS15BR401 offer? The DS15BR401 offers 15 kV ESD protection on LVDS inputs and outputs.
- What is the typical power consumption of the DS15BR401? The typical power consumption is 578 mW.
- What types of signals are compatible with the DS15BR401 inputs? The inputs are compatible with LVDS, CML, and LVPECL signals.
- What is the purpose of the pre-emphasis feature in the DS15BR401? The pre-emphasis feature helps overcome ISI jitter effects from lossy backplanes and cables.
- Can the DS15BR401 be used for multipoint or multidrop signaling? No, the DS15BR401 is optimized for point-to-point backplane and cable applications and is not intended for multipoint or multidrop signaling.
- How does the powerdown mode work on the DS15BR401? The powerdown mode is activated by the PWDN input, which powers off all input and output buffers and internal bias circuitry when active.
