Overview
The AD8044AR-14-REEL7, produced by Analog Devices Inc., is a quad low power, voltage feedback, high-speed amplifier. This device is designed to operate on a variety of power supplies, including +3 V, +5 V, and ±5 V, making it versatile for different application requirements. The AD8044 is fabricated using Analog Devices' proprietary eXtra-Fast Complementary Bipolar (XFCB) process, which enables high-speed performance and low power consumption.
Key Specifications
| Parameter | Value | Conditions |
|---|---|---|
| Bandwidth | 150 MHz | G = +1, VS = +5 V |
| Slew Rate | 170 V/μs | VS = +5 V |
| Settling Time | 40 ns to 0.1% | VS = +5 V |
| Input Voltage Range | Extends 200 mV below ground, within 1 V of positive rail | |
| Output Voltage Swing | Within 25 mV of each rail | |
| Power Supply Range | +3 V to +12 V, ±1.5 V to ±6 V | |
| Quiescent Current | 11.5 mA to 13.6 mA | |
| Operating Temperature Range | -40°C to +85°C | |
| Package Type | 14-Lead 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.
- Output voltage swing extends to within 25 mV of each rail, providing maximum output dynamic range.
- Low power consumption with a maximum quiescent current of 13.6 mA.
- High speed performance with 150 MHz bandwidth and 170 V/μs slew rate on a single +5 V supply.
- No phase reversal with inputs 1 V beyond supplies.
- Good video specifications, including gain flatness of 0.1 dB to 12 MHz and low differential gain and phase error.
- Ideal for active filter applications due to low distortion and fast settling time.
Applications
- Video electronics such as cameras and video switchers.
- High-speed portable equipment where size and power are critical.
- Active filter applications.
- General-purpose high-speed applications requiring dual or single power supplies.
- Battery-powered and portable devices.
Q & A
- What is the bandwidth of the AD8044 amplifier?
The AD8044 has a bandwidth of 150 MHz at a gain of +1 and a supply voltage of +5 V.
- What is the slew rate of the AD8044?
The slew rate of the AD8044 is 170 V/μs on a single +5 V supply.
- What is the input voltage range of the AD8044?
The input voltage range extends 200 mV below the negative rail and within 1 V of the positive rail.
- How much power does the AD8044 consume?
The AD8044 has a quiescent current of 11.5 mA to 13.6 mA.
- What are the typical applications of the AD8044?
The AD8044 is typically used in video electronics, high-speed portable equipment, active filter applications, and general-purpose high-speed applications.
- What are the available package types for the AD8044?
The AD8044 is available in 14-lead plastic DIP and SOIC packages.
- What is the operating temperature range of the AD8044?
The operating temperature range is -40°C to +85°C.
- Does the AD8044 have phase reversal issues?
No, the AD8044 does not have phase reversal with inputs 1 V beyond supplies.
- What are the video specifications of the AD8044?
The AD8044 has good video specifications, including gain flatness of 0.1 dB to 12 MHz and low differential gain and phase error.
- Is the AD8044 suitable for battery-powered devices?
Yes, the AD8044 is suitable for battery-powered and portable devices due to its low power consumption and small size.
