Overview
The AD8604ARQZ-R7 is a quad rail-to-rail input and output, single-supply operational amplifier produced by Analog Devices Inc. This amplifier is part of the AD8601/AD8602/AD8604 family, known for its precision CMOS design and wide range of applications. It operates from a single supply voltage of 2.7 V to 5.5 V, making it suitable for various battery-powered and low-voltage systems. The AD8604 features very low offset voltage, low supply current, and high bandwidth, ensuring high performance in a variety of operational scenarios.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | 2.7 | - | 5.5 | V |
| Offset Voltage (VOS) | 80 | 600 | 1100 | µV |
| Input Bias Current (IB) | 0.2 | - | 60 | pA |
| Supply Current per Amplifier (ISY) | 680 | 1000 | 1300 | µA |
| Slew Rate (SR) | 5.2 | - | - | V/µs |
| Gain Bandwidth Product (GBP) | 8.4 | - | - | MHz |
| Output Current (IOUT) | ±30 | - | - | mA |
| Common-Mode Rejection Ratio (CMRR) | 74 | - | 89 | dB |
| Power Supply Rejection Ratio (PSRR) | 67 | - | 80 | dB |
Key Features
- Rail-to-rail input and output capability
- Low offset voltage: up to 1100 µV maximum
- Low supply current: 750 µA per amplifier
- High bandwidth: 8 MHz gain bandwidth product
- High slew rate: 5.2 V/µs
- No phase reversal
- Low distortion and low input currents
- Unity-gain stable
- Qualified for automotive applications
Applications
- Current sensing
- Barcode scanners
- PA controls
- Battery-powered instrumentation
- Multipole filters
- Sensors
- ASIC input or output amplifiers
- Audio applications
Q & A
- What is the operating voltage range of the AD8604ARQZ-R7?
The AD8604ARQZ-R7 operates from a single supply voltage of 2.7 V to 5.5 V.
- What is the maximum offset voltage of the AD8604ARQZ-R7?
The maximum offset voltage is up to 1100 µV.
- What is the typical supply current per amplifier for the AD8604ARQZ-R7?
The typical supply current per amplifier is 1000 µA.
- What is the gain bandwidth product of the AD8604ARQZ-R7?
The gain bandwidth product is 8.4 MHz.
- Is the AD8604ARQZ-R7 qualified for automotive applications?
Yes, it is qualified for automotive applications.
- What are some common applications of the AD8604ARQZ-R7?
Common applications include current sensing, barcode scanners, PA controls, battery-powered instrumentation, multipole filters, sensors, ASIC input or output amplifiers, and audio applications.
- What is the slew rate of the AD8604ARQZ-R7?
The slew rate is 5.2 V/µs.
- What is the common-mode rejection ratio (CMRR) of the AD8604ARQZ-R7?
The CMRR is between 74 dB and 89 dB.
- What is the power supply rejection ratio (PSRR) of the AD8604ARQZ-R7?
The PSRR is between 67 dB and 80 dB.
- What are the available package types for the AD8604?
The AD8604 is available in 16-lead TSSOP, 16-lead SOIC, and 16-lead Shrink Small Outline QSOP packages.
