Overview
The TLC271CDR is a single operational amplifier from Texas Instruments, utilizing their silicon-gate LinCMOS technology. This device is known for its high input impedance, low bias currents, and excellent common-mode and supply voltage rejection. It is suitable for a wide range of applications, including new state-of-the-art designs and upgrades to existing systems. The TLC271CDR offers low offset voltage drift and high stability, making it an excellent choice for various analog circuits.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Input Offset Voltage | Typically 10 mV (TLC271), 2 mV (TLC271B) | VDD = 5 V, TA = 25°C |
| Input Offset Voltage Drift | Typically 0.1 µV/Month | Including the first 30 days |
| Supply Voltage Range | 3 V to 16 V (0°C to 70°C), 4 V to 16 V (-40°C to 85°C), 5 V to 16 V (-55°C to 125°C) | |
| Unity-Gain Bandwidth | Typically 1.7 MHz (High-Bias Mode) | TA = 25°C, VDD = 5 V |
| Slew Rate | Typically 3.6 V/µs (High-Bias Mode) | TA = 25°C, VDD = 5 V |
| Equivalent Input Noise Voltage | Typically 25 nV/√Hz at f = 1 kHz (High-Bias Mode) | |
| Input Bias Current | Typically 0.1 pA to 60 pA | VDD = 5 V, TA = 25°C |
| Common-Mode Input Voltage Range | Extends below the negative rail | |
| Output Voltage Range | Includes the negative rail | |
| Package | SOIC (D), 8 Pins | |
| Operating Temperature Range | 0°C to 70°C (C-suffix), -40°C to 85°C (I-suffix), -55°C to 125°C (M-suffix) |
Key Features
- High input impedance and low bias currents
- Low offset voltage drift (typically 0.1 µV/Month)
- Wide range of supply voltages (3 V to 16 V)
- Single-supply operation
- Common-mode input voltage range extends below the negative rail
- Low noise (typically 25 nV/√Hz at f = 1 kHz in high-bias mode)
- Output voltage range includes the negative rail
- ESD-protection circuitry (up to 2000 V as per MIL-STD-883C, Method 3015.2)
- Bias-select mode for optimizing power dissipation and AC performance
- Designed-in latch-up immunity
- Small-outline package option available in tape and reel
Applications
The TLC271CDR is versatile and can be used in a variety of applications, including:
- Transducer interfacing
- Analog calculations
- Amplifier blocks
- Active filters
- Signal buffering
- Remote and inaccessible battery-powered applications
- High-density system applications due to small-outline and chip-carrier packaging options
Q & A
- What is the typical input offset voltage of the TLC271CDR?
The typical input offset voltage is 10 mV for the TLC271 and 2 mV for the TLC271B.
- What is the input offset voltage drift of the TLC271CDR?
The input offset voltage drift is typically 0.1 µV/Month, including the first 30 days.
- What is the supply voltage range for the TLC271CDR?
The supply voltage range is 3 V to 16 V for temperatures from 0°C to 70°C, 4 V to 16 V for temperatures from -40°C to 85°C, and 5 V to 16 V for temperatures from -55°C to 125°C.
- What is the unity-gain bandwidth of the TLC271CDR in high-bias mode?
The unity-gain bandwidth is typically 1.7 MHz in high-bias mode.
- What is the slew rate of the TLC271CDR in high-bias mode?
The slew rate is typically 3.6 V/µs in high-bias mode.
- What is the equivalent input noise voltage of the TLC271CDR?
The equivalent input noise voltage is typically 25 nV/√Hz at f = 1 kHz in high-bias mode.
- Does the TLC271CDR have ESD protection?
Yes, the TLC271CDR incorporates internal ESD-protection circuits that prevent functional failures at voltages up to 2000 V as tested under MIL-STD-883C, Method 3015.2.
- What are the packaging options for the TLC271CDR?
The TLC271CDR is available in small-outline (SOIC) and other packaging options such as chip-carrier and DIP.
- What is the operating temperature range for the TLC271CDR?
The operating temperature range is 0°C to 70°C for C-suffix devices, -40°C to 85°C for I-suffix devices, and -55°C to 125°C for M-suffix devices.
- Can the TLC271CDR be used in single-supply applications?
Yes, the TLC271CDR supports single-supply operation and is suitable for remote and inaccessible battery-powered applications.
- What are some common applications of the TLC271CDR?
Common applications include transducer interfacing, analog calculations, amplifier blocks, active filters, signal buffering, and high-density system applications.
