Overview
The AD8044AR-14, produced by Analog Devices Inc., is a quad low power, voltage feedback, high speed amplifier. It is designed to operate on a variety of power supplies, including +3 V, +5 V, and ±5 V, making it versatile for various applications. This amplifier features true single-supply capability with an input voltage range extending 200 mV below the negative rail and within 1 V of the positive rail. The AD8044 is particularly suited for high speed and low power applications, such as video electronics, active filters, and portable equipment.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 3 V to 12 V | V |
| Number of Circuits | 4 | - |
| Bandwidth (-3 dB) | 150 MHz (G = +1) | MHz |
| Slew Rate | 170 V/µs (on +5 V supply) | V/µs |
| Settling Time (0.1%) | 40 ns | ns |
| Input Offset Voltage | 1.4 mV | mV |
| Input Bias Current | 2 µA | µA |
| Quiescent Current | 11.5 mA to 13.1 mA | mA |
| Output Current (per channel) | 30 mA | mA |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package | 14-SOIC | - |
Key Features
- True single-supply capability with input voltage range extending 200 mV below the negative rail and within 1 V of the positive rail.
- High speed operation with a bandwidth of 150 MHz and a slew rate of 170 V/µs on a single +5 V supply.
- Low power consumption with a quiescent current of 11.5 mA to 13.1 mA.
- Output voltage swing extends to within 25 mV of each rail, providing maximum output dynamic range.
- Excellent video specifications, including gain flatness of 0.1 dB to 12 MHz and differential gain and phase error of 0.04% and 0.22° on a single +5 V supply.
- Low distortion and fast settling time, making it ideal for active filter applications.
Applications
- Video electronics: cameras, video switchers, distribution amplifiers.
- Active filters and high speed portable equipment.
- Professional cameras and CCD imaging systems.
- Ultrasound equipment (multichannel).
- A/D drivers and other general-purpose high speed applications.
Q & A
- What is the supply voltage range for the AD8044AR-14?
The AD8044AR-14 can operate on supply voltages ranging from 3 V to 12 V.
- How many amplifier circuits does the AD8044AR-14 contain?
The AD8044AR-14 contains four amplifier circuits.
- What is the bandwidth of the AD8044AR-14?
The bandwidth of the AD8044AR-14 is 150 MHz at a gain of +1.
- What is the slew rate of the AD8044AR-14 on a single +5 V supply?
The slew rate is 170 V/µs on a single +5 V supply.
- What is the typical quiescent current of the AD8044AR-14?
The typical quiescent current is between 11.5 mA and 13.1 mA.
- What is the operating temperature range for the AD8044AR-14?
The operating temperature range is from -40°C to 85°C.
- What package types are available for the AD8044AR-14?
The AD8044AR-14 is available in a 14-SOIC package.
- What are some typical applications for the AD8044AR-14?
Typical applications include video electronics, active filters, professional cameras, CCD imaging systems, and ultrasound equipment.
- What are the key video specifications of the AD8044AR-14?
The AD8044AR-14 features gain flatness of 0.1 dB to 12 MHz and differential gain and phase error of 0.04% and 0.22° on a single +5 V supply.
- How does the AD8044AR-14 perform in terms of distortion and settling time?
The AD8044AR-14 has low distortion and a fast settling time of 40 ns to 0.1%, making it ideal for active filter applications.
