Overview
The TLC277CP 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 part of the TLC272 and TLC277 family, known for their low offset voltage, low offset voltage drift, high input impedance, and low noise characteristics. The TLC277CP is particularly suited for applications requiring high precision and reliability, such as transducer interfacing, analog calculations, amplifier blocks, active filters, and signal buffering.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | PDIP (P) | |
| Pins | 8 | |
| Operating Temperature Range | 0°C to 70°C (C-suffix), 40°C to 85°C (I-suffix), 55°C to 125°C (M-suffix) | °C |
| 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) | V |
| Input Offset Voltage | 500 µV Max at 25°C, VDD = 5 V | µV |
| Input Offset Voltage Drift | Typically 0.1 µV/Month, Including the First 30 Days | µV/Month |
| Bandwidth | 1.7 MHz | MHz |
| Slew Rate | 3.6 V/µs | V/µs |
| Noise | Typically 25 nV/√Hz at f = 1 kHz | nV/√Hz |
| Input Impedance | 10^12 Ω Typ | Ω |
| ESD Protection | Up to 2000 V as tested under MIL-STD-883C, Method 3015.2 | V |
Key Features
- Trimmed Offset Voltage: 500 µV Max at 25°C, VDD = 5 V
- Low Input Offset Voltage Drift: Typically 0.1 µV/Month, Including the First 30 Days
- Wide Range of Supply Voltages: 3 V to 16 V over specified temperature ranges
- Single-Supply Operation
- Common-Mode Input Voltage Range Extends Below the Negative Rail (C-Suffix, I-Suffix types)
- Low Noise: Typically 25 nV/√Hz at f = 1 kHz
- Output Voltage Range Includes Negative Rail
- High Input Impedance: 10^12 Ω Typ
- ESD-Protection Circuitry: Up to 2000 V as tested under MIL-STD-883C, Method 3015.2
- Designed-In Latch-Up Immunity
- Small-Outline Package Option Also Available in Tape and Reel
Applications
The TLC277CP is ideal for a variety of applications due to its high precision and reliability. These include:
- Transducer interfacing
- Analog calculations
- Amplifier blocks
- Active filters
- Signal buffering
- Remote and inaccessible battery-powered applications
- High-density system applications where small-outline packages are beneficial
Q & A
- What is the input offset voltage of the TLC277CP?
The input offset voltage of the TLC277CP is 500 µV Max at 25°C, VDD = 5 V.
- What is the typical input offset voltage drift of the TLC277CP?
The typical input offset voltage drift is 0.1 µV/Month, including the first 30 days.
- What is the supply voltage range for the TLC277CP?
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.
- Does the TLC277CP support single-supply operation?
- What is the common-mode input voltage range of the TLC277CP?
The common-mode input voltage range extends below the negative rail (C-Suffix, I-Suffix types).
- What is the noise level of the TLC277CP?
The noise level is typically 25 nV/√Hz at f = 1 kHz.
- What is the input impedance of the TLC277CP?
The input impedance is typically 10^12 Ω.
- Does the TLC277CP have ESD protection?
- What are the available package options for the TLC277CP?
The TLC277CP is available in PDIP (P) and small-outline packages, with options for tape and reel.
- What are some typical applications for the TLC277CP?
