Overview
The TLV2442AIPWR is a dual-channel operational amplifier from Texas Instruments, part of the TLV244x and TLV244xA family. These devices are characterized by their low-voltage operation, extended common-mode input voltage range, and rail-to-rail output performance. They are designed for a wide range of applications, including telecommunications, hand-held monitoring, and remote-sensing. The TLV2442AIPWR is particularly suited for precision applications due to its low input offset voltage and high input impedance, making it ideal for small-signal conditioning from high-impedance sources such as piezoelectric transducers.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Input Offset Voltage (VIO) | 950 µV | µV |
| Input Bias Current (IIB) | 1 pA | pA |
| Supply Current (IDD) per Channel | 750 µA | µA |
| High-Level Output Voltage (VOH) | 4.97 V (at IOH = -100 µA, VDD = 5 V) | V |
| Low-Level Output Voltage (VOL) | 0.01 V (at IOL = 100 µA, VDD = 5 V) | V |
| Slew Rate at Unity Gain | 0.75 V/µs (at VDD = 5 V, RL = 600 Ω) | V/µs |
| Common-Mode Input Voltage Range | 0 V to 4.25 V (at VDD = 5 V) | V |
| Output Drive Capability | 600 Ω | Ω |
| High-Gain Bandwidth | 1.8 MHz | MHz |
| Equivalent Input Noise Voltage | 16 nV/√Hz (at f = 1 kHz) | nV/√Hz |
Key Features
- Rail-to-Rail Output Performance: The TLV2442AIPWR offers rail-to-rail output swing, ensuring maximum dynamic range in single or split-supply applications.
- Extended Common-Mode Input Voltage Range: The device can handle input voltages from 0 V to 4.25 V at a 5-V single supply, making it versatile for various applications.
- Low Noise and Offset Voltage: With a typical input offset voltage of 950 µV and low noise of 16 nV/√Hz at 1 kHz, this amplifier is suitable for precision applications.
- Low Input Bias Current: The device features a low input bias current of 1 pA, which is beneficial for high-impedance sources.
- High Output Drive Capability: It can drive 600-Ω loads, making it suitable for telecommunications and other high-drive applications.
- Low Power Consumption: The amplifier has a low supply current of 750 µA per channel, which is advantageous for battery-powered equipment.
Applications
- Telecommunications: The high output drive capability makes it suitable for telecommunications applications.
- Hand-Held Monitoring and Remote Sensing: The low power consumption and micropower dissipation levels make it ideal for hand-held and remote-sensing applications.
- Analog-to-Digital Converter (ADC) Interfaces: The rail-to-rail output feature is beneficial when interfacing with ADCs.
- Small-Signal Conditioning: It is excellent for conditioning signals from high-impedance sources such as piezoelectric transducers.
- Battery-Powered Equipment: The small size and low power consumption make it ideal for high-density, battery-powered equipment).
Q & A
- What is the typical input offset voltage of the TLV2442AIPWR?
The typical input offset voltage is 950 µV.
- What is the common-mode input voltage range of the TLV2442AIPWR at a 5-V single supply?
The common-mode input voltage range is from 0 V to 4.25 V).
- What is the output drive capability of the TLV2442AIPWR?
The device can drive 600-Ω loads).
- What is the typical supply current per channel for the TLV2442AIPWR?
The typical supply current per channel is 750 µA).
- What is the high-gain bandwidth of the TLV2442AIPWR?
The high-gain bandwidth is 1.8 MHz).
- What is the equivalent input noise voltage of the TLV2442AIPWR at 1 kHz?
The equivalent input noise voltage is 16 nV/√Hz at 1 kHz).
- What are the typical applications of the TLV2442AIPWR?
Typical applications include telecommunications, hand-held monitoring, remote sensing, ADC interfaces, small-signal conditioning, and battery-powered equipment).
- What is the slew rate at unity gain for the TLV2442AIPWR at VDD = 5 V?
The slew rate at unity gain is 0.75 V/µs at VDD = 5 V and RL = 600 Ω).
- What is the package type for the TLV2442AIPWR?
The TLV2442AIPWR is available in a TSSOP-8 package).
- Is the TLV2442AIPWR suitable for automotive applications?
Yes, the device is available in options that are qualified to automotive standards and can operate over a wide temperature range).
