Overview
The AD8674ARZ-REEL7, manufactured by Analog Devices Inc., is a quad precision low noise bipolar operational amplifier. This device is part of a series of high-precision amplifiers known for their ultra-low noise, low offset voltage, and high accuracy. The AD8674 is designed to offer exceptional performance in various precision applications, including high-quality audio, medical and analytical instrumentation, and precision power supply controls.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Offset Voltage (VOS) | 20 µV to 75 µV | −40°C to +125°C |
| Offset Voltage Drift (∆VOS/∆T) | 0.3 µV/°C to 0.8 µV/°C | −40°C to +125°C |
| Input Bias Current (IB) | −12 nA to +12 nA | +25°C to +125°C |
| Input Offset Current (IOS) | −12 nA to +12 nA | +25°C to +125°C |
| Input Voltage Range | −2.5 V to +2.5 V | |
| Common-Mode Rejection Ratio (CMRR) | Not specified in provided sources | |
| Supply Voltage | ±5 V to ±15 V | |
| Supply Current per Amplifier (ISY) | 3 mA to 4.2 mA | −40°C to +125°C |
| Slew Rate (SR) | 4 V/µs | RL = 2 kΩ |
| Gain Bandwidth Product (GBP) | 10 MHz | |
| Voltage Noise Density (en) | 2.8 nV/√Hz to 3.8 nV/√Hz | f = 1 kHz |
| Current Noise Density (in) | 0.3 pA/√Hz | f = 1 kHz |
| Output Voltage High (VOH) | +13.2 V to +13.8 V | RL = 2 kΩ, −40°C to +125°C |
| Output Voltage Low (VOL) | −13.8 V to −13.2 V | RL = 2 kΩ, −40°C to +125°C |
| Output Current (IOUT) | ±20 mA | |
| Short Circuit Current (ISC) | ±30 mA | |
| Operating Temperature Range | −40°C to +85°C | |
| Package | 14-lead SOIC, 14-lead TSSOP |
Key Features
- Ultra-low noise: 2.8 nV/√Hz to 3.8 nV/√Hz voltage noise density at 1 kHz.
- Low offset voltage: 20 µV to 75 µV and low offset voltage drift: 0.3 µV/°C to 0.8 µV/°C.
- Low input bias current: −12 nA to +12 nA and low input offset current: −12 nA to +12 nA.
- High open-loop gain: 120 dB and high gain bandwidth product: 10 MHz.
- Low power consumption: 3 mA to 4.2 mA per amplifier.
- Stable with capacitive loads of over 1000 pF and no phase reversal.
- Dual-supply operation: ±5 V to ±15 V and high supply current rejection ratio: 106 dB to 130 dB.
- Extended industrial temperature range: −40°C to +125°C for AD8671/AD8672 and −40°C to +85°C for AD8674.
Applications
- High-quality PLL filters and precision filters for GPS and other applications.
- Medical and analytical instrumentation.
- Precision power supply controls and ATE (Automated Test Equipment).
- Data acquisition and precision controls.
- Professional quality audio, including microphone preamps and low-level signal conditioning.
- Research instrumentation and automotive systems.
Q & A
- What is the AD8674ARZ-REEL7?
The AD8674ARZ-REEL7 is a quad precision low noise bipolar operational amplifier manufactured by Analog Devices Inc..
- What are the key features of the AD8674ARZ-REEL7?
Key features include ultra-low noise, low offset voltage, low input bias current, high open-loop gain, low power consumption, and stability with capacitive loads.
- What is the operating temperature range of the AD8674ARZ-REEL7?
The operating temperature range is −40°C to +85°C.
- What are the typical applications of the AD8674ARZ-REEL7?
Applications include high-quality PLL filters, medical and analytical instrumentation, precision power supply controls, data acquisition, professional quality audio, and automotive systems.
- What is the supply voltage range for the AD8674ARZ-REEL7?
The supply voltage range is ±5 V to ±15 V.
- What is the slew rate of the AD8674ARZ-REEL7?
The slew rate is 4 V/µs.
- What is the gain bandwidth product of the AD8674ARZ-REEL7?
The gain bandwidth product is 10 MHz.
- What is the output current capability of the AD8674ARZ-REEL7?
The output current capability is ±20 mA.
- What are the package options for the AD8674ARZ-REEL7?
The package options include 14-lead SOIC and 14-lead TSSOP.
- Is the AD8674ARZ-REEL7 suitable for high-definition audio applications?
Yes, it is suitable for high-definition audio applications due to its low noise and high precision characteristics).
