Overview
The LMH0002SQ/NOPB is a high-performance SMPTE 292M / 259M serial digital cable driver designed and manufactured by Texas Instruments. This monolithic, high-speed cable driver is optimized for use in serial digital video and ITU-T G.703 serial digital data transmission applications. It is part of the LMH0002 series, which is known for its compliance with various industry standards, including SMPTE 292M, SMPTE 344M, and SMPTE 259M. The device operates on a single 3.3V supply and is available in a 16-pin WQFN package, making it suitable for a wide range of professional video and data transmission systems.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Package Type | WQFN-16 | |
| Supply Voltage (VCC - VEE) | 3.13 to 3.46 | V |
| Supply Voltage (Nominal) | 3.3 | V |
| Operating Temperature Range | -40 to +85 | °C |
| Data Rates | Up to 1.485 Gbps | |
| Output Voltage Swing | 750 to 1100 mVp-p | |
| Output Load | 75Ω | |
| Power Consumption (SD Mode) | Typically 125 mW | |
| Power Consumption (HD Mode) | Typically 149 mW | |
| Input Characteristics | Differential | |
| Output Characteristics | Differential | |
| Moisture Sensitivity Level | 1 | |
| Peak Reflow Temperature | 260°C |
Key Features
- SMPTE Compliance: Compliant with SMPTE 292M, SMPTE 344M, and SMPTE 259M standards.
- High-Speed Data Rates: Supports data rates up to 1.485 Gbps.
- Differential Input and Output: Accepts differential or single-ended inputs and provides differential outputs.
- Adjustable Output Amplitude: Output voltage swing is adjustable via an external resistor.
- Selectable Slew Rate: Output rise and fall times are selectable for SMPTE 259M or SMPTE 292M compliance.
- Single 3.3V Supply Operation: Operates on a single 3.3V supply.
- Low Power Consumption: Typical power consumption of 125 mW in SD mode and 149 mW in HD mode.
- Compact Package: Available in a 16-pin WQFN package.
Applications
- Digital Routers and Switches: Ideal for high-speed data transmission in digital routers and switches.
- Distribution Amplifiers: Used in distribution amplifiers to ensure high-quality signal integrity.
- Buffer Applications: Suitable for buffer applications requiring high-speed data transmission.
- Set Top Boxes: Used in set top boxes for reliable video signal processing.
- Security Cameras: Applied in security cameras for high-quality video transmission.
- Professional Video Systems: Ideal for professional video systems requiring compliance with SMPTE standards.
Q & A
- What is the primary function of the LMH0002SQ/NOPB?
The LMH0002SQ/NOPB is a serial digital cable driver designed for use in SMPTE 292M / 259M serial digital video and ITU-T G.703 serial digital data transmission applications.
- What are the supported data rates for the LMH0002SQ/NOPB?
The device supports data rates up to 1.485 Gbps.
- What is the operating voltage range for the LMH0002SQ/NOPB?
The device operates on a single 3.3V supply with a voltage range of 3.13V to 3.46V.
- What is the package type and pin count of the LMH0002SQ/NOPB?
The device is available in a 16-pin WQFN package.
- Is the LMH0002SQ/NOPB compliant with any industry standards?
Yes, it is compliant with SMPTE 292M, SMPTE 344M, and SMPTE 259M standards.
- How is the output voltage swing adjusted on the LMH0002SQ/NOPB?
The output voltage swing is adjustable via an external resistor connected to the RREF pin.
- What are the typical power consumption values for the LMH0002SQ/NOPB in SD and HD modes?
Typically 125 mW in SD mode and 149 mW in HD mode.
- What is the operating temperature range for the LMH0002SQ/NOPB?
The operating temperature range is -40°C to +85°C.
- Is the LMH0002SQ/NOPB RoHS and REACH compliant?
Yes, the device is RoHS and REACH compliant.
- What are some common applications for the LMH0002SQ/NOPB?
Common applications include digital routers and switches, distribution amplifiers, buffer applications, set top boxes, and security cameras.
