Overview
The ADCMP392ARZ-RL7 is a general-purpose dual-element linear comparator produced by Analog Devices Inc. This component is designed for applications that require precise voltage level detection and rapid response times. It features a dual-element configuration, allowing for flexible comparison setups, and supports both single and dual supply operations within the range of 2.3V to 5.5V. The comparator is ideal for use in various applications where low power consumption, high precision, and stability under varying operational conditions are crucial.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Elements | 2 | |
| Output Type | Rail-to-Rail | |
| Voltage Supply, Single/Dual (±) | 2.3V ~ 5.5V | V |
| Voltage Input Offset (Max) | 5mV | mV |
| Current Input Bias (Max) | 0.03µA | µA |
| Current Quiescent (Max) | 29.3µA | µA |
| CMRR, PSRR (Typ) | 74dB CMRR, 80dB PSRR | dB |
| Propagation Delay (Max) | 9.7µs | µs |
| Hysteresis | 4mV | mV |
| Operating Temperature | -40°C ~ 125°C | °C |
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 common-mode rejection ratio (CMRR) of 74dB and power supply rejection ratio (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, and microprocessor systems
Q & A
- What is the voltage supply range for the ADCMP392ARZ-RL7?
The voltage supply range is from 2.3V to 5.5V, supporting both single and dual supply operations.
- What is the maximum input offset voltage of the ADCMP392ARZ-RL7?
The maximum input offset voltage is 5mV.
- What is the propagation delay of the ADCMP392ARZ-RL7?
The maximum propagation delay is 9.7µs.
- What is the operating temperature range of the ADCMP392ARZ-RL7?
The operating temperature range is from -40°C to 125°C.
- Does the ADCMP392ARZ-RL7 have built-in hysteresis?
Yes, it has built-in 4mV hysteresis for noise immunity and stable switching.
- What are the typical applications of the ADCMP392ARZ-RL7?
Typical applications include battery-powered devices, portable and wearable technology, industrial monitoring and control systems, and automotive systems.
- What is the common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) of the ADCMP392ARZ-RL7?
The CMRR is 74dB and the PSRR is 80dB.
- How much quiescent current does the ADCMP392ARZ-RL7 consume?
The maximum quiescent current is 29.3µA.
- Does the ADCMP392ARZ-RL7 have an open-drain output stage?
Yes, it has an open-drain output stage that requires an external resistor to pull up to the logic high voltage level.
- What is the input bias current of the ADCMP392ARZ-RL7?
The maximum input bias current is 0.03µA).
