Overview
The THS7001IPWPRG4 is a high-speed programmable-gain amplifier produced by Texas Instruments. This device is part of the THS7001 family and is ideal for applications where load impedance can often vary. It features a separate low-noise input preamp and a programmable gain amplifier (PGA), making it versatile for various signal processing tasks. The THS7001IPWPRG4 operates over a wide supply voltage range of ±4.5 V to ±16 V, enhancing its suitability for different system designs.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 1 |
| Common Mode Rejection Ratio (Min) | 80 dB |
| Input Offset Voltage | 1 mV |
| Input Bias Current (Max) | 2.5 µA |
| Operating Supply Voltage | ±4.5 V to ±16 V |
| Mounting Style | SMD/SMT |
| Package / Case | 20-HTSSOP |
| Slew Rate | 85 V/µs |
| Shutdown | Yes |
| Output Current | 95 mA |
| Maximum Operating Temperature | +85°C |
| Minimum Operating Temperature | -40°C |
| Supply Current | 8 mA |
| Voltage Gain dB | 89 dB |
| -3 dB Bandwidth | 100 MHz (Preamp), 70 MHz (PGA) |
Key Features
- Separate Low Noise Preamp and PGA Stages: Each channel consists of a low-noise input preamp and a programmable gain amplifier, offering flexibility and high performance.
- Shutdown Control: Independent shutdown control for power conservation and multiplexing.
- Low Voltage Noise: The preamp features a low 1.7 nV/√Hz voltage noise with a 100 MHz (-3 dB) bandwidth.
- Accessible Output Pin for External Filtering: Allows for easy addition of filters to the amplifier.
- Digitally Programmable Gain: The PGA provides a -22 dB to 20 dB gain/attenuation range with a 6 dB step resolution.
- Output Clamp Protection: Prevents the output signal from swinging outside the common-mode input range of an analog-to-digital converter.
- Wide Supply Range: Operates over a ±4.5 V to ±16 V supply voltage range.
- PowerPAD Package: Enhances thermal performance.
Applications
The THS7001IPWPRG4 is suitable for various applications where high-speed signal processing and adjustable gain are required. These include:
- Medical Equipment: For signal amplification and conditioning in medical devices.
- Industrial Automation: In systems requiring dynamic gain adjustment and high signal integrity.
- Communications Equipment: For amplifying and conditioning signals in communication systems.
- Automotive Systems: In automotive applications where signal processing and gain adjustment are critical.
- Consumer Electronics: In devices that require high-speed signal processing and flexible gain settings.
Q & A
- What is the primary function of the THS7001IPWPRG4?
The THS7001IPWPRG4 is a high-speed programmable-gain amplifier, designed for applications where load impedance can vary.
- What is the supply voltage range for the THS7001IPWPRG4?
The device operates over a wide supply voltage range of ±4.5 V to ±16 V.
- What is the bandwidth of the preamp and PGA stages?
The preamp has a 100 MHz (-3 dB) bandwidth, and the PGA has a 70 MHz (-3 dB) bandwidth.
- Does the THS7001IPWPRG4 have shutdown control?
Yes, it has independent shutdown control for power conservation and multiplexing.
- What is the slew rate of the THS7001IPWPRG4?
The slew rate is 85 V/µs.
- What is the common mode rejection ratio (CMRR) of the THS7001IPWPRG4?
The CMRR is 80 dB.
- What is the input offset voltage of the THS7001IPWPRG4?
The input offset voltage is 1 mV.
- What is the output current per channel of the THS7001IPWPRG4?
The output current per channel is 95 mA.
- What is the package type of the THS7001IPWPRG4?
The device is packaged in a 20-HTSSOP (PowerTSSOP) package.
- Is the THS7001IPWPRG4 RoHS compliant?
Yes, the THS7001IPWPRG4 is RoHS compliant.
