Overview
The OPA1664AIPWR is a quad operational amplifier (op-amp) designed by Texas Instruments, specifically tailored for audio applications. This device is part of the SoundPlus family, known for its low power consumption, low noise, and minimal distortion. The OPA1664AIPWR is ideal for use in a variety of audio circuits where high fidelity and low power are critical.
Key Specifications
| Parameter | Value |
|---|---|
| Amplifier Type | Low Power Amplifier |
| Number of Channels | Quad |
| Package Type | 14-TSSOP (PW) |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage Range | ±2.25V to ±18V |
| Quiescent Current (per channel) | 1.5 mA (typical) |
| Input Noise Voltage (at 1 kHz) | 5.2 nV/√Hz (typical) |
| Total Harmonic Distortion + Noise (THD+N) | 0.0005% (typical at 1 kHz, 3Vpp, RL = 600Ω) |
Key Features
- Low power consumption: Ideal for battery-powered devices and energy-efficient designs.
- Low noise: High signal-to-noise ratio, making it suitable for high-fidelity audio applications.
- Low distortion: Minimal total harmonic distortion + noise (THD+N) ensures clear and accurate audio reproduction.
- Quad channel: Four independent op-amps in a single package, reducing board space and component count.
- Broad supply voltage range: Compatible with a wide range of power supplies from ±2.25V to ±18V.
Applications
- AUDIO AMPLIFIERS: Suitable for pre-amplifiers, line drivers, and headphone amplifiers due to its low noise and distortion characteristics.
- AUDIO PROCESSING: Ideal for audio filters, equalizers, and other audio processing circuits where high fidelity is required.
- PORTABLE ELECTRONICS: Battery-powered devices such as portable audio players, smartphones, and tablets benefit from its low power consumption.
- PROFESSIONAL AUDIO EQUIPMENT: Used in professional audio gear like mixers, audio interfaces, and effects processors).
Q & A
- What is the OPA1664AIPWR?
The OPA1664AIPWR is a quad operational amplifier designed for low-power, low-noise, and low-distortion audio applications.
- Who manufactures the OPA1664AIPWR?
The OPA1664AIPWR is manufactured by Texas Instruments.
- What is the package type of the OPA1664AIPWR?
The OPA1664AIPWR comes in a 14-TSSOP (PW) package.
- What is the operating temperature range of the OPA1664AIPWR?
The operating temperature range is -40°C to 85°C.
- What is the typical quiescent current per channel for the OPA1664AIPWR?
The typical quiescent current per channel is 1.5 mA.
- What is the input noise voltage at 1 kHz for the OPA1664AIPWR?
The input noise voltage at 1 kHz is typically 5.2 nV/√Hz.
- What are the key applications of the OPA1664AIPWR?
The OPA1664AIPWR is suitable for audio amplifiers, audio processing, portable electronics, and professional audio equipment.
- What is the supply voltage range for the OPA1664AIPWR?
The supply voltage range is ±2.25V to ±18V.
- How many channels does the OPA1664AIPWR have?
The OPA1664AIPWR has four independent channels.
- What are the benefits of using the OPA1664AIPWR in audio circuits?
The benefits include low power consumption, low noise, and minimal distortion, making it ideal for high-fidelity audio applications.
