Overview
The TLV2322IDR is a low-voltage, low-power operational amplifier from Texas Instruments, utilizing the LinCMOS technology. This technology enables the device to operate with supply voltages as low as 2 V, making it suitable for applications where low power consumption and low voltage operation are critical. The TLV2322IDR is optimized for single-supply operation and features a wide input common-mode voltage range that includes ground, as well as an output voltage range that can pull down to the negative rail. This makes it highly versatile for various analog circuit designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 2 V to 12 V | V |
| Input Bias Current | < 1 pA | pA |
| Input Offset Voltage | 0.1 µV/month (typical drift) | µV/month |
| Slew Rate | 0.03 V/µs | V/µs |
| Gain Bandwidth Product | 85 kHz | kHz |
| Output Current Capability | High current sourcing and sinking | - |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package Type | SOIC-8, MSOP-8, etc. | - |
Key Features
- Low-Voltage and Low-Power Operation: The TLV2322IDR operates with supply voltages as low as 2 V, making it ideal for low-power applications.
- High Input Impedance: The device features extremely high input impedance, resulting in very low bias-current requirements, which is beneficial for low-level signal processing.
- Wide Input Common-Mode Voltage Range: The input common-mode voltage range includes ground, making it suitable for single-supply applications.
- Low Noise Current: The low input bias-current requirements result in a very low noise current, making the device favorable over bipolar devices in many applications.
- Internal ESD Protection: The TLV2322IDR incorporates internal electrostatic-discharge (ESD) protection to prevent functional failures.
- High Output Current Capability: The output stage is designed to sink and source relatively high amounts of current.
Applications
- Single-Supply Systems: Optimized for single-supply operation, making it suitable for applications where a single power supply is used.
- Digital Logic Systems: Works well in conjunction with digital logic, but requires proper bypass techniques to reduce noise-induced errors.
- Low-Level Signal Processing: Ideal for applications requiring low-level signal processing due to its high input impedance and low bias-current requirements.
- Audio and Instrumentation Amplifiers: Suitable for audio and instrumentation applications where low noise and high input impedance are necessary.
Q & A
- What is the minimum supply voltage for the TLV2322IDR?
The minimum supply voltage for the TLV2322IDR is 2 V.
- What is the typical input bias current of the TLV2322IDR?
The typical input bias current is less than 1 pA.
- How does the TLV2322IDR handle single-supply operation?
The TLV2322IDR is optimized for single-supply operation, with an input common-mode voltage range that includes ground and an output voltage range that pulls down to the negative rail.
- What is the slew rate of the TLV2322IDR?
The slew rate of the TLV2322IDR is 0.03 V/µs.
- Does the TLV2322IDR have internal ESD protection?
Yes, the TLV2322IDR incorporates internal electrostatic-discharge (ESD) protection.
- How should unused amplifiers be handled to avoid oscillation?
The inputs of any unused amplifiers should be tied to ground to avoid possible oscillation.
- What precautions should be taken when powering linear devices and digital logic from the same supply?
Power the linear devices from separate bypassed supply lines, and use proper bypass techniques to reduce the probability of noise-induced errors.
- What is the gain bandwidth product of the TLV2322IDR?
The gain bandwidth product of the TLV2322IDR is 85 kHz.
- How does the TLV2322IDR handle capacitive loads?
The device can drive higher capacitive loads, but as the output load capacitance increases, the response pole occurs at lower frequencies, which can cause ringing, peaking, or oscillation.
- What is the operating temperature range of the TLV2322IDR?
The operating temperature range of the TLV2322IDR is -40°C to 125°C.
