Overview
The AD8561ARZ-REEL7 is a high-speed linear comparator produced by Analog Devices Inc. This device is designed for general-purpose applications and is known for its ultra-fast response time and versatile voltage supply options.
The AD8561 features separate input and output sections, allowing for flexible operation with single or dual voltage supplies ranging from 3V to 10V and ±1.5V to ±5V, respectively. Its fast 7ns propagation delay makes it an excellent choice for timing circuits, line receivers, and other time-critical applications.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|---|
| Propagation Delay | tP | V+ = 5V | - | 7ns | - | ns |
| Input Offset Voltage | VOS | V+ = 5V, V– = VGND = 0V, TA = +25°C | - | 2.3mV | 7mV | mV |
| Input Bias Current | IB | VCM = 0V | -6μA | -3μA | - | μA |
| Quiescent Current | I+ | -40°C ≤ TA ≤ +85°C | 4.0mA | 4.5mA | 6.0mA | mA |
| Operating Temperature | TA | - | -40°C | - | +85°C | °C |
| Common-Mode Rejection Ratio | CMRR | V+ = +5V, V– = VGND = 0V, TA = +25°C | 65dB | 85dB | - | dB |
| Power Supply Rejection Ratio | PSRR | +4.5V ≤ V+ ≤ +5.5V | 50dB | 65dB | - | dB |
Key Features
- Ultra-fast 7ns propagation delay, making it suitable for time-critical applications such as timing circuits and line receivers.
- Flexible voltage supply options: single supply operation from 3V to 10V and dual supply operation from ±1.5V to ±5V.
- Low input bias and offset current, minimizing errors in signal processing.
- High common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) of 85dB and 65dB, respectively, enhancing performance in noisy environments.
- Output compatible with CMOS, Complementary, and TTL logic levels.
- Low power consumption with a latch function for energy efficiency.
Applications
- Telecommunications
- Data acquisition systems
- High-speed signal processing
- High-speed timing, clock recovery, and clock distribution
- Line receivers and digital communications
- Phase detectors and high-speed sampling
- Read channel detection and PCMCIA cards
- Upgrade for LT1016 designs
Q & A
- What is the propagation delay of the AD8561ARZ-REEL7?
The propagation delay of the AD8561ARZ-REEL7 is 7ns at V+ = 5V.
- What are the voltage supply options for the AD8561ARZ-REEL7?
The device can operate with single supplies from 3V to 10V and dual supplies from ±1.5V to ±5V.
- What is the input offset voltage of the AD8561ARZ-REEL7?
The input offset voltage is typically 2.3mV at V+ = +5V, V– = VGND = 0V, and TA = +25°C, with a maximum of 7mV.
- What is the common-mode rejection ratio (CMRR) of the AD8561ARZ-REEL7?
The CMRR is typically 85dB at V+ = +5V, V– = VGND = 0V, and TA = +25°C).
- What is the power supply rejection ratio (PSRR) of the AD8561ARZ-REEL7?
The PSRR is typically 65dB for +4.5V ≤ V+ ≤ +5.5V).
- What are the output compatibility options for the AD8561ARZ-REEL7?
The output is compatible with CMOS, Complementary, and TTL logic levels).
- What is the operating temperature range of the AD8561ARZ-REEL7?
The operating temperature range is from -40°C to +85°C).
- What are some typical applications of the AD8561ARZ-REEL7?
Typical applications include high-speed timing, clock recovery, line receivers, digital communications, phase detectors, high-speed sampling, and read channel detection).
- Is the AD8561ARZ-REEL7 still in active production?
Yes, the AD8561ARZ-REEL7 is currently in active production and not indicated as nearing discontinuation).
- What package type is the AD8561ARZ-REEL7 available in?
The AD8561ARZ-REEL7 is available in an 8-lead standard small outline package (SOIC-N)).
