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THS3491IDDAR
+BOM-
ManufacturerTexas Instruments
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Mfr. Part #THS3491IDDAR
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In Stock2632
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Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Amplifier Type | Current Feedback |
| Number of Circuits | 1 |
| Slew Rate | 8000V/µs |
| Gain Bandwidth Product | 900 MHz |
| Voltage - Input Offset | 1 mV |
| Supply Current | 16.8mA |
| Current - Output / Channel | 620 mA |
| Voltage - Supply Span(Min) | 14 V |
| Voltage - Supply Span(Max) | 32 V |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Overview
Description
Equivalent
1. AD8000 by Analog Devices
2. OPA695 by Texas Instruments
3. LMH6703 by Texas Instruments (formerly National Semiconductor)
These alternatives offer similar high-speed and low-distortion characteristics suitable for applications like video, communications, and signal processing. Ensure compatibility with your specific circuit requirements before substitution.
Features
1. High Bandwidth: It offers a wide bandwidth of 900 MHz, suitable for applications requiring high-speed signal processing.
2. Slew Rate: Features a high slew rate of 7000 V/µs, facilitating rapid changes in voltage levels, beneficial for fast transient responses.
3. Low Distortion: Provides low total harmonic distortion, making it ideal for high-fidelity audio and communication applications.
4. Rail-to-Rail Output: Allows for full voltage swing at the output, maximizing dynamic range.
5. Low Input Voltage Noise: Features a low input voltage noise of 1.5 nV/√Hz, which is crucial for maintaining signal integrity in sensitive analog circuits.
6. Low Offset Voltage: Ensures precision by maintaining a low offset voltage.
7. Supply Voltage Range: Operates over a wide supply voltage range from ±4.5 V to ±16 V.
8. Small Package: Available in a compact SOIC-8 package, suitable for space-constrained designs.
These features make the THS3491IDDAR suitable for a variety of applications, including data acquisition systems, communication equipment, and medical imaging.
Pinout
1. Pin 1 (NC) - No Connection.
2. Pin 2 (Inverting Input, -IN) - This is where the inverting input signal is applied.
3. Pin 3 (Non-Inverting Input, +IN) - This is where the non-inverting input signal is applied.
4. Pin 4 (V- or VEE) - Negative power supply voltage.
5. Pin 5 (NC) - No Connection.
6. Pin 6 (Output, OUT) - The output of the amplifier.
7. Pin 7 (V+ or VCC) - Positive power supply voltage.
8. Pin 8 (NC) - No Connection.
The THS3491 is designed for high-speed signal processing applications, featuring high slew rates and wide bandwidths, making it suitable for driving high-performance analog-to-digital converters (ADCs) or other precision applications.
Manufacturer
Application
1. High-Speed Data Acquisition: Used in systems requiring rapid signal processing, such as oscilloscopes and high-speed ADCs.
2. Communication Systems: Supports RF signal processing and modulation/demodulation in wireless communication.
3. Medical Imaging: Utilized in ultrasound and MRI systems for precise signal amplification.
4. Test and Measurement Equipment: Essential for accurate signal conditioning in analyzers and other test setups.
5. Video and Imaging: Ensures high-quality signal amplification in video processing equipment.
These applications benefit from the amplifier's low distortion, high gain bandwidth product, and fast settling time.