Overview
The TLV8544PWR is a low-power, low-voltage quad operational amplifier (op-amp) from Texas Instruments. It is designed for reliable and precise signal processing in various applications, particularly where high precision and low power consumption are critical. This device features rail-to-rail input and output, making it suitable for systems that require high accuracy and flexibility in signal processing.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Texas Instruments | |
| Part Number | TLV8544PWR | |
| Package/Case | TSSOP-14 | |
| Number of Channels | 4 | |
| Operating Temperature Range | -40 to 125 | °C |
| Supply Voltage Range | 1.7 to 3.6 | V |
| Quiescent Current per Channel | 500 nA | |
| Offset Voltage (Max) | 3.1 mV | |
| Offset Voltage Drift (Typ) | 0.8 µV/°C | |
| Gain Bandwidth Product (Typ) | 8 kHz | |
| Slew Rate (Typ) | 0.0035 V/µs | |
| Common Mode Rejection Ratio (Typ) | 75 dB | |
| Input Bias Current (Typ) | 100 fA | |
| Output Current (Typ) | 15 mA |
Key Features
- Low Power Consumption: The TLV8544PWR operates at a very low quiescent current of 500 nA per channel, making it suitable for battery-powered or energy-efficient systems.
- Rail-to-Rail Input and Output: This feature allows the op-amp to operate with input signals ranging from negative to positive supply voltage, ensuring high precision and flexibility in signal processing applications.
- High Gain Bandwidth Product (GBW): The TLV8544PWR features a GBW of 8 kHz, suitable for various high-frequency signal processing applications.
- Unity-Gain Stable: The op-amp is stable when used in unity-gain configurations.
- Low Input-Bias Current: With an input bias current of 100 fA, it reduces errors in sensitive applications.
- Wide Supply Range: Operates with a single supply voltage down to 1.7 V, providing continuous performance in low battery situations.
- EMI Hardened: Built-in EMI protection reduces sensitivity to unwanted RF signals.
Applications
- Audio Amplifiers: Suitable for audio amplifier applications where high precision and low power consumption are critical, such as in portable audio devices or hearing aids.
- Data Converters: Can be used in data converter applications such as analog-to-digital converters (ADCs) or digital-to-analog converters (DACs).
- Sensor Interfaces: Suitable for sensor interface applications in industrial control systems or medical devices.
- Aerospace and Defense Systems: Used in aerospace and defense systems where high precision and reliability are critical.
- Industrial Control Systems: Suitable for industrial control systems, such as in process control or automation applications.
- Medical Devices: Used in medical devices like patient monitoring equipment or implantable devices.
- Gas Detectors, Motion Detectors, Ionization Smoke Alarms, Thermostats, Remote Sensors, IoT Devices, Active RFID Readers and Tags, Portable Medical Equipment: Ideal for various cost-optimized sensing applications in wireless and low-power wired equipment.
Q & A
- What is the TLV8544PWR?
The TLV8544PWR is a low-power, low-voltage quad operational amplifier from Texas Instruments.
- What is the package type of the TLV8544PWR?
The TLV8544PWR comes in a 14-pin TSSOP package.
- What is the operating temperature range of the TLV8544PWR?
The operating temperature range is -40°C to 125°C.
- What is the quiescent current per channel of the TLV8544PWR?
The quiescent current per channel is 500 nA.
- Does the TLV8544PWR have rail-to-rail input and output?
Yes, it features rail-to-rail input and output.
- What is the gain bandwidth product (GBW) of the TLV8544PWR?
The GBW is 8 kHz.
- Is the TLV8544PWR EMI hardened?
Yes, it has built-in EMI protection.
- What are some typical applications of the TLV8544PWR?
Typical applications include audio amplifiers, data converters, sensor interfaces, aerospace and defense systems, industrial control systems, and medical devices.
- How do I connect the TLV8544PWR?
Connect the VCC pin to a positive power supply voltage, the GND pin to a ground reference, apply input signals to the IN+ to IN4+ pins, and measure the output at the OUT+ to OUT4+ pins.
- What is the input bias current of the TLV8544PWR?
The input bias current is 100 fA.
