Overview
The AD8018ARU-REEL7, produced by Analog Devices Inc., is a high-speed, dual operational amplifier designed specifically for xDSL (Digital Subscriber Line) applications. This component is part of the AD8018 series, known for its high output current capability, low distortion, and efficient operation over a wide supply voltage range. The AD8018ARU-REEL7 is particularly suited for single-supply xDSL modems where high output current and low distortion are critical for achieving maximum reach.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage | 3.3 | 8 | V | |
| Operating Temperature Range | -40 | 85 | °C | |
| Output Current | 400 | mA | ||
| Bandwidth (–3 dB) | 130 | MHz | ||
| Slew Rate | 300 | V/μs | ||
| Voltage Noise Density | 4.5 | nV/√Hz | ||
| Power Supply Rejection Ratio (PSRR) | 50 | 66 | dB | |
| Package / Case | 14-TSSOP | |||
| Mounting Type | Surface Mount |
Key Features
- High Output Current Capability: Drives up to 400 mA into a differential load of 10 Ω at 8 V p-p.
- Low Distortion: Achieves low single-tone distortion of –86 dBc and out-of-band SFDR of –82 dBc.
- Low Power Consumption: Operates with a low supply current of 9 mA per amplifier (typical).
- Wide Supply Voltage Range: Operates from 3.3 V to 8 V.
- High Speed: Features a bandwidth of 130 MHz and a slew rate of 300 V/μs.
- Rail-to-Rail Output Voltage: Drives signals to within 0.5 V of the supply rail.
- Standby and Shutdown Modes: Includes two logic bits for standby and shutdown, reducing power consumption significantly.
- Compact Package: Available in a 14-TSSOP package, suitable for space-constrained applications.
Applications
- xDSL Modems: Ideal for single-supply xDSL modems where high output current and low distortion are essential.
- USB, PCI, PCMCIA Cards: Suitable for various interface cards requiring high-speed and low-distortion signal driving.
- Consumer DSL Modems: Enhances performance in consumer DSL modems by providing robust signal integrity.
- Telecommunications and Network Equipment: Used in broadband access and customer premises equipment (CPE) due to its reliable and efficient operation.
Q & A
- What is the primary application of the AD8018ARU-REEL7?
The AD8018ARU-REEL7 is primarily designed for xDSL (Digital Subscriber Line) applications, particularly in single-supply xDSL modems.
- What is the output current capability of the AD8018ARU-REEL7?
The AD8018ARU-REEL7 can drive up to 400 mA into a differential load of 10 Ω at 8 V p-p.
- What is the bandwidth and slew rate of the AD8018ARU-REEL7?
The AD8018ARU-REEL7 has a bandwidth of 130 MHz and a slew rate of 300 V/μs.
- What is the supply voltage range for the AD8018ARU-REEL7?
The AD8018ARU-REEL7 operates from a supply voltage range of 3.3 V to 8 V.
- What is the typical supply current per amplifier for the AD8018ARU-REEL7?
The typical supply current per amplifier for the AD8018ARU-REEL7 is 9 mA.
- Does the AD8018ARU-REEL7 have standby and shutdown modes?
Yes, the AD8018ARU-REEL7 includes two logic bits for standby and shutdown, significantly reducing power consumption.
- What is the package type and mounting type of the AD8018ARU-REEL7?
The AD8018ARU-REEL7 is available in a 14-TSSOP package and is a surface mount component.
- What are the operating temperature ranges for the AD8018ARU-REEL7?
The AD8018ARU-REEL7 operates within a temperature range of -40°C to 85°C.
- Is the AD8018ARU-REEL7 compliant with industry standards?
Yes, the AD8018ARU-REEL7 is manufactured in compliance with industry standards for electronic components and is RoHS compliant.
- What are some other applications of the AD8018ARU-REEL7 besides xDSL modems?
Besides xDSL modems, the AD8018ARU-REEL7 is suitable for USB, PCI, PCMCIA cards, and various telecommunications and network equipment.
