Overview
The AD790JN, produced by Analog Devices Inc., is a fast and precise voltage comparator designed for a wide range of applications. This device is known for its exceptional versatility and ease of use, making it a valuable component in various electronic systems. The AD790JN operates with either a single +5 V supply or a dual ±15 V supply, allowing it to handle large amplitude and dynamic signals efficiently. It is fabricated using Analog Devices' Complementary Bipolar (CB) process, which ensures a combination of fast response time and outstanding input voltage resolution.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Category | Integrated Circuits (ICs) - Linear - Comparators |
| Package | 8-DIP (0.300", 7.62mm) |
| Type | with Latch |
| Number of Elements | 1 |
| Output Type | CMOS, TTL |
| Voltage - Supply, Single/Dual (±) | 4.5 V ~ 7 V, ±2.25 V ~ 16.5 V |
| Voltage - Input Offset (Max) | 1.5mV @ 5V |
| Current - Input Bias (Max) | 5µA @ 5V |
| Current - Quiescent (Max) | 10mA |
| CMRR, PSRR (Typ) | 95dB CMRR, 90dB PSRR |
| Propagation Delay (Max) | 50ns |
Key Features
- Fast Response Time: The AD790JN has a fast response time of 45 ns, making it suitable for high-speed applications.
- Precision Voltage Comparator: It offers high precision with a maximum input voltage offset of 1.5mV at 5V.
- Versatile Power Supply Options: The device can operate from either a single +5 V supply or a dual ±15 V supply, allowing for flexibility in system design.
- Low Glitch Output Stage: The AD790JN incorporates a low glitch output stage that reduces power supply disturbances and prevents undesired oscillations.
- Latching Function: It includes a latching function, which is beneficial for applications requiring synchronous operation.
- High CMRR and PSRR: The device features high common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), ensuring robust performance in noisy environments.
Applications
The AD790JN is suitable for a variety of applications, including:
- High-Speed Data Acquisition Systems: Its fast response time and precision make it ideal for high-speed data acquisition.
- Industrial Control Systems: The device's ability to handle large differential voltages and its robust performance in noisy environments make it suitable for industrial control systems.
- Medical Equipment: The precision and reliability of the AD790JN make it a good choice for medical equipment where accurate signal comparison is critical.
- Aerospace and Military Applications: Available in military temperature ranges, the AD790JN can be used in demanding aerospace and military applications.
Q & A
- What is the response time of the AD790JN?
The AD790JN has a response time of 45 ns. - What are the power supply options for the AD790JN?
The device can operate from either a single +5 V supply or a dual ±15 V supply. - What is the maximum input voltage offset of the AD790JN?
The maximum input voltage offset is 1.5mV at 5V. - Does the AD790JN have a latching function?
Yes, the AD790JN includes a latching function. - What is the typical CMRR and PSRR of the AD790JN?
The typical CMRR is 95dB, and the typical PSRR is 90dB. - In what temperature ranges is the AD790JN available?
The AD790JN is available in commercial (0°C to 70°C), industrial (−40°C to +85°C), and military (−55°C to +125°C) temperature ranges. - What package types are available for the AD790JN?
The AD790JN is available in 8-DIP (0.300", 7.62mm) packages. - Is the AD790JN RoHS compliant?
Yes, the AD790JN is RoHS compliant. - What output types does the AD790JN support?
The AD790JN supports CMOS and TTL output types. - What is the quiescent current of the AD790JN?
The maximum quiescent current is 10mA.
