Overview
The TLC274CNSR is a quad operational amplifier produced by Texas Instruments. It is part of the TLC274 series, which combines a wide range of input offset voltage grades with low offset voltage drift, high input impedance, low noise, and speeds approaching those of general-purpose BiFET devices. These amplifiers utilize Texas Instruments' silicon-gate LinCMOS technology, providing offset voltage stability and performance advantages over conventional metal-gate processes. The TLC274CNSR is particularly suited for applications requiring low voltage single-supply operation, making it ideal for remote and inaccessible battery-powered applications.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 14-SOIC (Small Outline IC) |
| Pins | 14 |
| Operating Temperature Range | 0°C to 70°C (C-suffix), -40°C to 85°C (I-suffix), -55°C to 125°C (M-suffix) |
| Supply Voltage Range | 3 V to 16 V (0°C to 70°C), 4 V to 16 V (-40°C to 85°C and -55°C to 125°C) |
| Input Offset Voltage | 1.1 mV (Max at 25°C, VDD = 5 V) |
| Input Offset Voltage Drift | Typically 0.1 μV/Month, including the first 30 days |
| Slew Rate | 3.6 V/μs |
| Gain Bandwidth Product | 2.2 MHz |
| Input Bias Current | 0.6 pA |
| Output Current per Channel | 30 mA |
| Supply Current | 2.7 mA (x4 Channels) |
| ESD Protection | Up to 2000 V as tested under MIL-STD-883C, Method 3015.2 |
Key Features
- Trimmed Offset Voltage with low 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)
- Output voltage range includes negative rail
- High input impedance (typically 10^12 Ω)
- ESD-protection circuitry
- Designed-in latch-up immunity
- Small-outline package option available in tape and reel
Applications
The TLC274CNSR is suitable for a variety of applications, including:
- Transducer interfacing
- Analog calculations
- Amplifier blocks
- Active filters
- Signal buffering
- Remote and inaccessible battery-powered applications
Q & A
- What is the operating temperature range for the TLC274CNSR?
The operating temperature range for the TLC274CNSR 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.
- What is the supply voltage range for the TLC274CNSR?
The supply voltage range is 3 V to 16 V for 0°C to 70°C, and 4 V to 16 V for -40°C to 85°C and -55°C to 125°C.
- What is the input offset voltage of the TLC274CNSR?
The input offset voltage is 1.1 mV (Max at 25°C, VDD = 5 V).
- Does the TLC274CNSR have ESD protection?
Yes, the TLC274CNSR 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 is the slew rate of the TLC274CNSR?
The slew rate is 3.6 V/μs.
- What are the typical applications of the TLC274CNSR?
Typical applications include transducer interfacing, analog calculations, amplifier blocks, active filters, signal buffering, and remote battery-powered applications.
- What is the gain bandwidth product of the TLC274CNSR?
The gain bandwidth product is 2.2 MHz.
- Does the TLC274CNSR support single-supply operation?
Yes, the TLC274CNSR supports single-supply operation.
- What is the common-mode input voltage range of the TLC274CNSR?
The common-mode input voltage range extends below the negative rail.
- How many channels does the TLC274CNSR have?
The TLC274CNSR is a quad operational amplifier, meaning it has four channels.
