Overview
The THS3201DRG4 is a high-performance current-feedback amplifier designed by Texas Instruments. This amplifier is renowned for its wideband, high-speed capabilities, making it ideal for various high-performance applications. It operates over a wide supply range of ±3.3 V to ±7.5 V, which is particularly beneficial for test, measurement, and automated test equipment (ATE) applications where high voltage swing is necessary.
The THS3201DRG4 features a high slew rate of 6700 V/µs and a unity-gain bandwidth of 1.8 GHz, ensuring low distortion and high signal fidelity. Its low noise figure and high output drive capability make it suitable for driving high-resolution analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
Key Specifications
| Parameter | Typical Value | Minimum Value | Maximum Value | Units |
|---|---|---|---|---|
| Unity-Gain Bandwidth | 1.8 GHz | - | - | GHz |
| Slew Rate (G = 2 V/V, RL = 100 Ω, 10-V Step) | 6700 V/µs | - | - | V/µs |
| IMD3 (G = 10 V/V, RL = 100 Ω, 2-VPP Envelope at 20 MHz) | -78 dBc | - | - | dBc |
| Noise Figure (G = 10 V/V, RG = 28 Ω, RF = 255 Ω) | 11 dB | - | - | dB |
| Input Voltage Noise (f > 10 MHz) | 1.65 nV/√Hz | - | - | nV/√Hz |
| Noninverting Current Noise (f > 10 MHz) | 13.4 pA/√Hz | - | - | pA/√Hz |
| Inverting Current Noise (f > 10 MHz) | 20 pA/√Hz | - | - | pA/√Hz |
| Output Drive | 100 mA | - | - | mA |
| Power-Supply Voltage Range | ±3.3 V to ±7.5 V | ±3.3 V | ±7.5 V | V |
| Operating Free-Air Temperature Range | -40°C to +85°C | -40°C | +85°C | °C |
Key Features
- High slew rate of 6700 V/µs, ensuring rapid signal transitions.
- Unity-gain bandwidth of 1.8 GHz, providing wideband signal processing capabilities.
- Low distortion with IMD3 of –78 dBc at 20 MHz (G = 10 V/V, RL = 100 Ω, 2-VPP Envelope).
- Low noise figure of 11 dB (G = 10 V/V, RG = 28 Ω, RF = 255 Ω).
- High output drive capability of 100 mA.
- Wide power-supply voltage range of ±3.3 V to ±7.5 V.
- Available in 5-pin SOT-23, 8-pin SOIC, and 8-pin MSOP with PowerPAD™ packages.
Applications
- Test and Measurement: Ideal for applications requiring high signal fidelity and wideband operation.
- Automated Test Equipment (ATE): Suitable for ATE applications where high voltage swing and low distortion are critical.
- High-Resolution, High-Sampling Rate ADC Drivers: Drives high-resolution ADCs with minimal distortion.
- High-Resolution, High-Sampling Rate DAC Output Buffers: Buffers high-resolution DAC outputs with high signal integrity.
Q & A
- What is the unity-gain bandwidth of the THS3201DRG4?
The unity-gain bandwidth of the THS3201DRG4 is 1.8 GHz.
- What is the slew rate of the THS3201DRG4?
The slew rate of the THS3201DRG4 is 6700 V/µs (G = 2 V/V, RL = 100 Ω, 10-V Step).
- What is the noise figure of the THS3201DRG4?
The noise figure of the THS3201DRG4 is 11 dB (G = 10 V/V, RG = 28 Ω, RF = 255 Ω).
- What is the output drive capability of the THS3201DRG4?
The output drive capability of the THS3201DRG4 is 100 mA.
- What is the power-supply voltage range of the THS3201DRG4?
The power-supply voltage range of the THS3201DRG4 is ±3.3 V to ±7.5 V.
- In what packages is the THS3201DRG4 available?
The THS3201DRG4 is available in 5-pin SOT-23, 8-pin SOIC, and 8-pin MSOP with PowerPAD™ packages.
- What are some common applications of the THS3201DRG4?
The THS3201DRG4 is commonly used in test and measurement, automated test equipment (ATE), high-resolution ADC drivers, and high-resolution DAC output buffers.
- What is the operating free-air temperature range of the THS3201DRG4?
The operating free-air temperature range of the THS3201DRG4 is –40°C to +85°C.
- What is the input voltage noise of the THS3201DRG4?
The input voltage noise of the THS3201DRG4 is 1.65 nV/√Hz (f > 10 MHz).
- What is the third-order intermodulation distortion (IMD3) of the THS3201DRG4?
The third-order intermodulation distortion (IMD3) of the THS3201DRG4 is –78 dBc at 20 MHz (G = 10 V/V, RL = 100 Ω, 2-VPP Envelope).
