Overview
The AD8014AR-REEL, produced by Analog Devices Inc., is a revolutionary current feedback operational amplifier that sets new standards in combined bandwidth, power, output drive, and distortion. This amplifier is designed to offer high performance at low power consumption, making it ideal for a wide range of applications, including battery-operated equipment and consumer electronics.
With its proprietary circuit architecture, the AD8014AR-REEL achieves a 400 MHz, –3 dB bandwidth, a 4000 V/µs slew rate, and a 24 ns settling time. It is known for its low voltage and current noise, as well as its low distortion, which are crucial for wide-band signal processing applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Operating Range | Vs | ±2.25 | ±5 | ±6.0 | V |
| Quiescent Current | Vs = ±5 V | 1.15 | 1.3 | - | mA |
| Power Supply Rejection Ratio | Vs = ±4 V to ±6 V | -55 | -58 | - | dB |
| -3 dB Bandwidth (Small Signal) | G = +1, VO = 0.2 V p-p, RL = 1 kΩ | 345 | 430 | - | MHz |
| -3 dB Bandwidth (Large Signal) | VO = 2 V p-p, RL = 75 Ω | 100 | 135 | - | MHz |
| Slew Rate | - | - | 4000 | V/µs | |
| Settling Time | - | - | 24 | ns | |
| Input Bias Current | Ta = +25°C | - | < 15 | - | µA |
| Offset Voltage | - | - | 5 | mV | |
| Output Voltage Swing | RL = 150 Ω | 1.4 | - | 3.6 | V |
| Output Current | VO = 1.5 V to 3.5 V | 30 | 50 | - | mA |
Key Features
- High Bandwidth and Slew Rate: The AD8014AR-REEL offers a 400 MHz, –3 dB bandwidth and a 4000 V/µs slew rate, making it suitable for high-speed applications.
- Low Distortion: It features low distortion with a THD of –70 dB at 5 MHz, which is crucial for maintaining signal integrity.
- Low Power Consumption: With a quiescent current of 1.3 mA, this amplifier is energy-efficient and ideal for battery-operated devices.
- Low Noise: The AD8014AR-REEL has extremely low voltage and current noise, enhancing its performance in wide-band signal processing.
- Stable and Easy to Use: It has fast overload recovery and stable operation over a wide range of conditions.
- Low Offset Voltage and Drift: The amplifier features a low offset voltage of 5 mV max and a low drift of less than 10 µV/°C.
Applications
- Photo-Diode Preamp: Suitable for use in professional and portable cameras.
- Handheld Instruments: Ideal for DVD/CD players and other handheld devices.
- A-to-D Driver: Can be used as a driver for analog-to-digital converters.
- Power-Sensitive High Speed Systems: Applicable in any system requiring high speed and low power consumption.
- Battery Operated Equipment: Its low power consumption makes it ideal for battery-operated devices.
Q & A
- What is the bandwidth of the AD8014AR-REEL?
The AD8014AR-REEL has a –3 dB bandwidth of 430 MHz for small signal applications and up to 135 MHz for large signal applications.
- What is the slew rate of the AD8014AR-REEL?
The slew rate of the AD8014AR-REEL is 4000 V/µs.
- What is the settling time of the AD8014AR-REEL?
The settling time of the AD8014AR-REEL is 24 ns.
- What is the input bias current of the AD8014AR-REEL?
The input bias current is less than 15 µA at +25°C.
- What is the offset voltage of the AD8014AR-REEL?
The offset voltage is 5 mV max with a typical drift of less than 10 µV/°C.
- What are the typical applications of the AD8014AR-REEL?
Typical applications include photo-diode preamps, handheld instruments, A-to-D drivers, and power-sensitive high-speed systems.
- What is the power supply range for the AD8014AR-REEL?
The power supply range is ±2.25 V to ±6.0 V.
- What is the quiescent current of the AD8014AR-REEL?
The quiescent current is 1.3 mA at Vs = ±5 V.
- Is the AD8014AR-REEL RoHS compliant?
Some versions of the AD8014AR are RoHS compliant, but it is important to check the specific part number and supplier..
- What are the package options for the AD8014AR-REEL?
The AD8014AR is available in SOIC-8 and SOT-23-5 packages.
