Overview
The TLC2262CDR is a dual operational amplifier from Texas Instruments, part of the TLC2262 series. These devices are known for their Advanced LinCMOS technology, which provides rail-to-rail output performance, low noise, and low power consumption. The TLC2262CDR is particularly suited for applications requiring high precision, low noise, and wide input voltage range. It is an upgrade to earlier models like the TLC27M2 and TS27M2, offering improved output dynamic range, lower noise voltage, and lower input offset voltage.
Key Specifications
| Parameter | Test Conditions | Typical Value | Maximum Value | Unit |
|---|---|---|---|---|
| Input Offset Voltage (VIO) | TA = 25°C | 300 µV | 2500 µV | µV |
| Input Bias Current (IIO) | TA = 25°C | 1 pA | 550 pA | pA |
| Supply Current (IDD) | VO = 2.5 V, No Load, TA = 25°C | 400 µA | 500 µA | µA |
| Output Current (IO) | TA = 25°C | - | ±50 mA | mA |
| Slew Rate (SR) | VO = 1.5 V to 3.5 V, RL = 50 kΩ, TA = 25°C | 0.35 V/µs | 0.55 V/µs | V/µs |
| Equivalent Input Noise Voltage (Vn) | f = 1 kHz, TA = 25°C | 12 nV/√Hz | - | nV/√Hz |
| Common-Mode Input Voltage Range | - | VDD– – 0.3 V to VDD+ | - | V |
Key Features
- Rail-to-Rail Output Performance: The TLC2262CDR offers output swing that includes both supply rails, making it suitable for a wide range of applications.
- Low Noise: With an equivalent input noise voltage of 12 nV/√Hz at 1 kHz, this amplifier is ideal for noise-sensitive applications.
- Low Input Bias Current: The input bias current is as low as 1 pA, ensuring minimal current draw from the input signal.
- Low Power Consumption: The device operates with a maximum supply current of 500 µA, making it suitable for battery-powered and high-density equipment.
- Wide Common-Mode Input Voltage Range: The common-mode input voltage range includes the negative rail, enhancing the device's versatility.
- High Common-Mode Rejection Ratio (CMRR): With a CMRR of 70 dB to 83 dB, the TLC2262CDR provides excellent rejection of common-mode signals.
- Automotive and High-Reliability Options: Available in configurations qualified to automotive standards, making it suitable for demanding applications.
Applications
- Audio Equipment: The low noise and high CMRR make the TLC2262CDR suitable for audio amplification and processing.
- Medical Devices: Its low power consumption and high precision make it ideal for medical equipment such as ECG and EEG machines.
- Industrial Control Systems: The device's ability to operate over a wide temperature range and its robust common-mode rejection make it suitable for industrial control applications.
- Automotive Systems: Qualified to automotive standards, it can be used in various automotive electronic systems requiring high reliability.
- Battery-Powered Devices: The low power consumption of the TLC2262CDR makes it an excellent choice for battery-powered equipment.
Q & A
- What is the typical input offset voltage of the TLC2262CDR?
The typical input offset voltage is 300 µV at 25°C.
- What is the maximum supply current of the TLC2262CDR?
The maximum supply current is 500 µA.
- What is the common-mode input voltage range of the TLC2262CDR?
The common-mode input voltage range includes the negative rail, from VDD– – 0.3 V to VDD+.
- What is the slew rate of the TLC2262CDR at unity gain?
The slew rate at unity gain is typically 0.35 V/µs to 0.55 V/µs.
- Is the TLC2262CDR suitable for automotive applications?
Yes, it is available in configurations qualified to automotive standards.
- What is the equivalent input noise voltage of the TLC2262CDR?
The equivalent input noise voltage is 12 nV/√Hz at 1 kHz.
- What is the maximum output current of the TLC2262CDR?
The maximum output current is ±50 mA.
- Can the TLC2262CDR operate in single-supply configurations?
Yes, the TLC2262CDR is fully specified for both single-supply and split-supply operation.
- What are the available package options for the TLC2262CDR?
The TLC2262CDR is available in small outline (D), chip carrier (FK), plastic DIP (P), and TSSOP (PW) packages.
- What is the temperature range for the TLC2262CDR?
The device is available in temperature ranges from 0°C to 70°C, 40°C to 125°C, and –40°C to 125°C.
