Overview
The TLV3544IDR, produced by Texas Instruments, is a quad-channel, low-power, high-speed operational amplifier (op amp) designed for a variety of applications requiring wide bandwidth and low noise. This device is part of the TLV354x series, which includes single-, dual-, and quad-channel configurations. The TLV3544IDR is unity-gain stable, features rail-to-rail input and output, and is optimized for video and other high-frequency signal processing tasks.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage Range | 2.5 | 5.5 | V | |
| Quiescent Current (per amplifier) | 5.2 | 6.5 | mA | |
| Gain-Bandwidth Product | 200 | MHz | ||
| Slew Rate | 150 | V/μs | ||
| Input Noise at f = 1 MHz | 7.5 | nV/√Hz | ||
| Output Current | 100 | mA | ||
| Operating Temperature Range | -40 | 125 | °C | |
| Thermal Shutdown Temperature | 160 | °C |
Key Features
- Rail-to-Rail Input and Output: The TLV3544IDR features rail-to-rail input and output, allowing it to operate effectively across the entire supply voltage range.
- High Bandwidth and Slew Rate: With a gain-bandwidth product of 200 MHz and a slew rate of 150 V/μs, this op amp is suitable for high-frequency applications.
- Low Noise: The device has a low input noise of 7.5 nV/√Hz at 1 MHz, making it ideal for noise-sensitive applications.
- Low Power Consumption: Each channel consumes a maximum of 6.5 mA of quiescent current, making it energy-efficient.
- Thermal Shutdown Protection: The TLV3544IDR includes an on-chip thermal shutdown circuit that protects the device from high junction temperatures.
- Video Capabilities: The output stage can drive standard back-terminated 75-Ω video cables, making it suitable for video processing applications.
Applications
- High-Resolution ADC Driver Amplifiers: Ideal for driving high- and medium-speed sampling A/D converters.
- IR Touch and Optical Networking: Suitable for applications involving infrared touch and optical networking, including tunable lasers.
- Video Processing: Can drive standard back-terminated 75-Ω video cables, making it suitable for video processing tasks.
- Base Transceiver Stations and Photodiode Transimpedance Amplifiers: Used in base transceiver stations and as photodiode transimpedance amplifiers.
- Barcode Scanners and Ultrasound Imaging: Applicable in barcode scanners and ultrasound imaging systems.
- Fast Current-Sensing Amplifiers: Suitable for fast current-sensing applications.
Q & A
- What is the supply voltage range of the TLV3544IDR?
The supply voltage range is from 2.5 V to 5.5 V.
- What is the gain-bandwidth product of the TLV3544IDR?
The gain-bandwidth product is 200 MHz.
- What is the slew rate of the TLV3544IDR?
The slew rate is 150 V/μs.
- What is the input noise of the TLV3544IDR at 1 MHz?
The input noise is 7.5 nV/√Hz at 1 MHz.
- What is the maximum quiescent current per channel?
The maximum quiescent current per channel is 6.5 mA.
- Does the TLV3544IDR have thermal shutdown protection?
Yes, it includes an on-chip thermal shutdown circuit that activates at 160°C.
- Can the TLV3544IDR drive video cables?
Yes, it can drive standard back-terminated 75-Ω video cables.
- What are some common applications of the TLV3544IDR?
Common applications include high-resolution ADC driver amplifiers, IR touch, optical networking, video processing, base transceiver stations, photodiode transimpedance amplifiers, barcode scanners, fast current-sensing amplifiers, and ultrasound imaging.
- What is the operating temperature range of the TLV3544IDR?
The operating temperature range is from -40°C to 125°C.
- How many channels does the TLV3544IDR have?
The TLV3544IDR is a quad-channel operational amplifier.
