Overview
The AD824ARZ-14-REEL, produced by Analog Devices Inc., is a quad, FET input, single supply operational amplifier featuring rail-to-rail outputs. This device is designed for low voltage applications where low input current is a primary consideration. It operates from a single supply of 3 V to 30 V or dual supplies up to ±15 V, making it versatile for various applications. The AD824 is fabricated on Analog Devices' complementary bipolar process, ensuring high precision and low noise, which is ideal for battery-powered medical equipment and other sensitive applications.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 4 |
| Supply Voltage Range | 3 V to 30 V (single supply), ±15 V (dual supplies) |
| Input Bias Current | 2 pA |
| Bandwidth (GBP) | 2 MHz |
| Slew Rate | 2 V/µs |
| Supply Current per Amplifier | 500 µA (typical) |
| Operating Temperature Range | -40°C to +85°C |
| Output Voltage Swing | Rail-to-rail, within 15 mV of the supplies |
| Maximum Offset Voltage | 2.5 mV |
| Noise Density | 16 nV/√Hz |
| Package | 14-Lead SOIC |
| RoHS Compliance | Yes |
Key Features
- Single supply operation: 3 V to 30 V, or dual supplies up to ±15 V
- Very low input bias current: 2 pA
- Wide input voltage range and rail-to-rail output swing
- Low supply current per amplifier: 500 µA (typical)
- Wide bandwidth: 2 MHz and slew rate of 2 V/µs
- No phase reversal
- Capacitive loads up to 350 pF can be handled without oscillation
- Precision and low noise, making it ideal for battery-powered medical equipment
Applications
- Photo diode preamplifiers
- Battery powered instrumentation
- Power supply control and protection
- Medical instrumentation
- Remote sensors
- Low voltage strain gage amplifiers
- DAC output amplifier
- High impedance transducer amplifiers
Q & A
- What is the input bias current of the AD824? The input bias current of the AD824 is 2 pA.
- What is the operating temperature range of the AD824? The operating temperature range is -40°C to +85°C.
- Can the AD824 handle capacitive loads? Yes, the AD824 can handle capacitive loads up to 350 pF without oscillation.
- What is the typical bandwidth of the AD824? The typical bandwidth is 2 MHz.
- Is the AD824 RoHS compliant? Yes, the AD824 is RoHS compliant.
- What is the slew rate of the AD824? The slew rate is 2 V/µs.
- What are the typical supply current requirements per amplifier? The typical supply current per amplifier is 500 µA.
- What is the maximum offset voltage of the AD824? The maximum offset voltage is 2.5 mV.
- Can the AD824 operate on a single supply or dual supplies? The AD824 can operate on a single supply from 3 V to 30 V or dual supplies up to ±15 V.
- What is the output voltage swing of the AD824? The output voltage swing is rail-to-rail, within 15 mV of the supplies.
