Overview
The OP727AR-REEL7, produced by Analog Devices Inc., is a precision dual rail-to-rail output single-supply operational amplifier. This component is part of the OP727 series, known for its micropower operation and rail-to-rail output ranges. It is designed to offer improved performance over industry-standard amplifiers, particularly in single-supply applications. The OP727AR-REEL7 is available in an 8-lead TSSOP package and is suitable for various applications requiring high precision and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Amplifiers | Dual |
| Package Type | 8-lead TSSOP |
| Supply Voltage Range | 3 V to 30 V |
| Supply Current per Amplifier | 235 μA to 375 μA (–40°C to +85°C) |
| Offset Voltage | 30 μV to 300 μV (–40°C to +85°C) |
| Offset Voltage Drift | 0.4 μV/°C to 1.5 μV/°C (–40°C to +85°C) |
| Input Bias Current | 5 nA to 10 nA (–40°C to +85°C) |
| Input Offset Current | 0.1 nA to 2 nA (–40°C to +85°C) |
| Common-Mode Rejection Ratio (CMRR) | 110 dB to 120 dB |
| Large Signal Voltage Gain | 1,000 V/mV to 2,500 V/mV |
| Output Voltage High | 4.88 V to 4.91 V (IL = 1 mA, –40°C to +85°C) |
| Output Voltage Low | 126 mV to 140 mV (IL = 1 mA, –40°C to +85°C) |
| Slew Rate | 0.2 V/μs |
| Gain Bandwidth Product (GBP) | 0.7 MHz |
Key Features
- Micropower operation with low supply current (235 μA to 375 μA per amplifier).
- Rail-to-rail output ranges for maximum signal swing.
- High precision with low offset voltage (30 μV to 300 μV) and low offset voltage drift (0.4 μV/°C to 1.5 μV/°C).
- High common-mode rejection ratio (CMRR) of 110 dB to 120 dB.
- Stable operation with capacitive loads of over 500 pF.
- 500 Ω series resistors protect the inputs, allowing input signal levels several volts above the positive supply without phase reversal.
Applications
- Line-powered and portable instrumentation.
- Remote sensor signal conditioning.
- Precision filters.
- General-purpose amplification in various industrial and medical devices.
Q & A
- What is the OP727AR-REEL7? The OP727AR-REEL7 is a precision dual rail-to-rail output single-supply operational amplifier produced by Analog Devices Inc.
- In what package is the OP727AR-REEL7 available? The OP727AR-REEL7 is available in an 8-lead TSSOP package.
- What is the supply voltage range for the OP727AR-REEL7? The supply voltage range is from 3 V to 30 V.
- What is the typical supply current per amplifier? The supply current per amplifier is between 235 μA and 375 μA (–40°C to +85°C).
- What are the key precision specifications of the OP727AR-REEL7? It has a low offset voltage (30 μV to 300 μV) and low offset voltage drift (0.4 μV/°C to 1.5 μV/°C).
- What is the common-mode rejection ratio (CMRR) of the OP727AR-REEL7? The CMRR is between 110 dB and 120 dB.
- Can the OP727AR-REEL7 handle capacitive loads? Yes, it is stable with capacitive loads of over 500 pF.
- What are some typical applications of the OP727AR-REEL7? Typical applications include line-powered and portable instrumentation, remote sensor signal conditioning, and precision filters.
- Is the OP727AR-REEL7 suitable for high-temperature environments? Yes, it is specified over the extended industrial temperature range of –40°C to +85°C.
- Is the OP727AR-REEL7 still in production? No, the OP727AR-REEL7 is obsolete and no longer manufactured.
