Overview
The ADCMP392ARZ is a general-purpose dual-element linear comparator produced by Analog Devices, Inc. This component is designed for applications requiring precise voltage level detection and rapid response times. It features a dual-element configuration, allowing for flexible comparison setups, and operates with a single or dual supply voltage ranging from 2.3V to 5.5V. The comparator is known for its low input offset voltage, ultra-low input bias current, and excellent common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), ensuring stable operation under varying conditions.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices, Inc. |
| Number of Elements | 2 |
| Output Type | Rail-to-Rail |
| Voltage Supply, Single/Dual (±) | 2.3V ~ 5.5V |
| Voltage Input Offset (Max) | 5mV |
| Current Input Bias (Max) | 0.03µA |
| Current Quiescent (Max) | 29.3µA |
| CMRR, PSRR (Typ) | 74dB CMRR, 80dB PSRR |
| Propagation Delay (Max) | 9.7µs |
| Hysteresis | 4mV |
| Operating Temperature | -40°C ~ 125°C |
| Package | 8-SOIC |
Key Features
- Dual-element configuration for flexible comparison setups
- Rail-to-Rail output for full swing operation
- Supports single or dual supply operation (2.3V to 5.5V)
- Low input offset voltage (Max 5mV) ensuring precise comparison
- Ultra-low input bias current (Max 0.03µA) minimizing power consumption
- Excellent CMRR of 74dB and PSRR of 80dB for stable operation under varying conditions
- Fast propagation delay (Max 9.7µs) allows quick response to input changes
- Built-in 4mV hysteresis for noise immunity and stable switching
- Minimal power consumption due to low quiescent current (Max 29.3µA)
- Suitable for operation in harsh environments with an operating temperature range of -40°C to 125°C
Applications
- Battery-powered devices for low-power operation
- Portable and wearable technology for fast response requirements
- Industrial monitoring and control systems for precision and robustness
- Automotive systems for operational reliability over a wide temperature range
- Battery management/monitoring
- Power supply detection
- Window comparators
- Threshold detectors/discriminators
- Microprocessor systems
Q & A
- What is the operating voltage range of the ADCMP392ARZ?
The ADCMP392ARZ operates from a single supply voltage of 2.3V to 5.5V.
- What is the maximum input offset voltage of the ADCMP392ARZ?
The maximum input offset voltage is 5mV.
- What is the typical CMRR and PSRR of the ADCMP392ARZ?
The typical CMRR is 74dB and the typical PSRR is 80dB.
- What is the maximum propagation delay of the ADCMP392ARZ?
The maximum propagation delay is 9.7µs.
- What is the built-in hysteresis of the ADCMP392ARZ?
The built-in hysteresis is 4mV.
- What is the operating temperature range of the ADCMP392ARZ?
The operating temperature range is -40°C to 125°C.
- What package type is the ADCMP392ARZ available in?
The ADCMP392ARZ is available in an 8-SOIC package.
- Is the ADCMP392ARZ suitable for battery-powered devices?
Yes, it is suitable due to its low power consumption.
- What are some common applications of the ADCMP392ARZ?
Common applications include battery management, power supply detection, window comparators, threshold detectors, and microprocessor systems.
- Is the ADCMP392ARZ currently in production?
Yes, the ADCMP392ARZ is currently marked as Active, indicating ongoing manufacture and support.
