Overview
The AD8611AR-REEL7 is a high-performance, ultrafast single-supply comparator produced by Analog Devices Inc. This component is part of the AD8611/AD8612 series, known for its exceptional speed and low power consumption. The AD8611AR-REEL7 is designed for applications requiring fast and accurate signal comparison, making it suitable for a variety of high-speed electronic systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Propagation Delay | - | 4 ns | - | - |
| Supply Voltage | 3 V | - | 5 V | V |
| Input Bias Current | -6 μA | - | -7 μA | μA |
| Input Offset Current | ±4 μA | - | - | μA |
| Common-Mode Rejection Ratio (CMRR) | 55 dB | - | 85 dB | dB |
| Large Signal Voltage Gain | - | 3000 V/V | - | V/V |
| Input Capacitance | - | 3 pF | - | pF |
| Operating Temperature Range | -40°C | - | +85°C | °C |
| Output Current | - | - | 10 mA | mA |
Key Features
- Ultrafast Propagation Delay: The AD8611AR-REEL7 has a propagation delay of 4 ns, making it suitable for high-speed applications.
- Single-Supply Operation: The device operates from a single supply voltage ranging from 3 V to 5 V.
- Low Power Consumption: It consumes significantly less power compared to other comparators, with a typical supply current of 5 mA.
- High Input Frequency Capability: The comparator can accurately compare input signals up to 100 MHz with minimal overdrive.
- Latch Function: The device includes a latch function, which is useful in applications requiring signal holding or synchronization.
- Wide Output Voltage Swing: The output can swing within 200 mV of ground and within 1.5 V of the positive supply voltage.
Applications
- High Speed Timing: Ideal for applications requiring precise timing and fast signal comparison.
- Clock Recovery and Clock Distribution: Suitable for clock recovery circuits and clock distribution systems.
- Line Receivers and Digital Communications: Used in line receivers and various digital communication systems.
- Phase Detectors: Can be used as phase detectors in phase-locked loops (PLLs) and other phase-sensitive circuits.
- High Speed Sampling and Read Channel Detection: Applicable in high-speed sampling circuits and read channel detection in storage systems.
- PCMCIA Cards and Zero-Crossing Detectors: Used in PCMCIA card interfaces and zero-crossing detector circuits.
Q & A
- What is the propagation delay of the AD8611AR-REEL7?
The propagation delay of the AD8611AR-REEL7 is 4 ns.
- What is the operating supply voltage range for the AD8611AR-REEL7?
The device operates from a single supply voltage ranging from 3 V to 5 V.
- What is the typical supply current of the AD8611AR-REEL7?
The typical supply current is 5 mA.
- What is the maximum input frequency that the AD8611AR-REEL7 can accurately compare?
The comparator can accurately compare input signals up to 100 MHz.
- Does the AD8611AR-REEL7 have a latch function?
- What is the output voltage swing of the AD8611AR-REEL7?
The output can swing within 200 mV of ground and within 1.5 V of the positive supply voltage.
- What is the common-mode rejection ratio (CMRR) of the AD8611AR-REEL7?
The CMRR is between 55 dB and 85 dB.
- What is the input capacitance of the AD8611AR-REEL7?
The input capacitance is approximately 3 pF.
- What is the operating temperature range of the AD8611AR-REEL7?
The operating temperature range is from -40°C to +85°C.
- What are some typical applications of the AD8611AR-REEL7?
Typical applications include high-speed timing, clock recovery, line receivers, digital communications, phase detectors, high-speed sampling, and read channel detection.
