Overview
The TLC272CPWR is a precision dual operational amplifier produced by Texas Instruments. It utilizes Texas Instruments' silicon-gate LinCMOS technology, which offers superior offset voltage stability compared to conventional metal-gate processes. This device is designed for high-performance applications, particularly in single-supply and low-voltage operations, making it ideal for battery-powered devices and portable applications.
The TLC272CPWR combines a wide range of input offset voltage grades with low offset voltage drift, high input impedance, low noise, and speeds comparable to general-purpose BiFET devices. It is suitable for various applications, including transducer interfacing, analog calculations, amplifier blocks, active filters, and signal buffering.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 3 to 16 | V |
| Operating Temperature Range | 0 to 70°C (C-suffix), -40 to 85°C (I-suffix), -55 to 125°C (M-suffix) | °C |
| Input Offset Voltage | 10 mV (TLC272), 500 µV (TLC277) | mV/µV |
| Input Offset Voltage Drift | Typically 0.1 µV/Month | µV/Month |
| Common-Mode Input Voltage Range | -0.2 to 3.5 V (VDD = 5 V), -0.2 to 8.5 V (VDD = 10 V) | V |
| Input Impedance | 10^12 Ω (Typical) | Ω |
| Slew Rate | 3.6 V/µs | V/µs |
| Bandwidth | 1.7 MHz | MHz |
| Package Type | TSSOP-8 (Thin Shrink Small Outline Package) | |
| ESD Protection | Up to 2000 V (MIL-STD-883C, Method 3015.2) | V |
Key Features
- Trimmed Offset Voltage: Available in various grades, including 10 mV for TLC272 and 500 µV for TLC277.
- Low Offset Voltage Drift: Typically 0.1 µV/Month, including the first 30 days.
- Wide Range of Supply Voltages: Operates from 3 V to 16 V over specified temperature ranges.
- Single-Supply Operation: Suitable for low-voltage and battery-powered applications.
- High Input Impedance: 10^12 Ω (Typical).
- Low Noise: Typically 25 nV/Hz at f = 1 kHz.
- Output Voltage Range Includes Negative Rail: Enhances flexibility in circuit design.
- ESD-Protection Circuitry: Protects against functional failures up to 2000 V.
- Designed-In Latch-Up Immunity: Ensures robust operation against surge currents.
Applications
- Transducer Interfacing: Ideal for interfacing with various transducers due to its high input impedance and low noise.
- Analog Calculations: Suitable for analog computation and signal processing.
- Amplifier Blocks: Can be used in various amplifier configurations.
- Active Filters: Used in designing active filters due to its high bandwidth and slew rate.
- Signal Buffering: Effective for signal buffering in low-power and high-density applications.
- Battery-Powered Devices: Ideal for remote and inaccessible battery-powered applications due to its low voltage single-supply operation.
Q & A
- What is the TLC272CPWR's input offset voltage?
The input offset voltage for the TLC272CPWR is 10 mV, while the high-precision version (TLC277) has an input offset voltage of 500 µV.
- What is the operating temperature range for the TLC272CPWR?
The operating temperature range varies by suffix: 0°C to 70°C for C-suffix, -40°C to 85°C for I-suffix, and -55°C to 125°C for M-suffix).
- What is the supply voltage range for the TLC272CPWR?
The TLC272CPWR operates from 3 V to 16 V over specified temperature ranges).
- Does the TLC272CPWR support single-supply operation?
Yes, the TLC272CPWR is designed for single-supply operation, making it suitable for low-voltage and battery-powered applications).
- What is the input impedance of the TLC272CPWR?
The input impedance is typically 10^12 Ω).
- What is the slew rate of the TLC272CPWR?
The slew rate is 3.6 V/µs).
- What package types are available for the TLC272CPWR?
The TLC272CPWR is available in TSSOP-8 (Thin Shrink Small Outline Package) among other options).
- Does the TLC272CPWR have ESD protection?
Yes, the TLC272CPWR incorporates internal ESD-protection circuits that prevent functional failures up to 2000 V).
- What are some common applications of the TLC272CPWR?
Common applications include transducer interfacing, analog calculations, amplifier blocks, active filters, and signal buffering).
- Is the TLC272CPWR suitable for high-density system applications?
Yes, the compact form factor of the TSSOP-8 package makes it ideal for high-density system applications).
