Overview
The AD652KPZ from Analog Devices Inc. is a sophisticated monolithic synchronous Voltage-to-Frequency Converter (VFC) designed for high-precision applications in various fields. This device is particularly suited for power management systems, precision instrumentation, and other demanding environments where accurate and stable voltage-to-frequency conversion is crucial.
The AD652KPZ utilizes a charge-balancing technique to perform the conversion function, ensuring high linearity and stability. It features an external clock input to set the full-scale frequency, which enhances its accuracy and reliability. The device is available in several performance grades and package types, making it versatile for different application needs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Maximum Output Frequency | - | - | 2 MHz | - |
| Linearity Error | - | - | 0.02% (at 2 MHz FS) | - |
| Gain Temperature Coefficient | - | - | ±25 ppm/°C | - |
| Operating Temperature Range | 0 | - | 70 | °C |
| Package Type | - | - | 20-Lead PLCC (J-Lead) | - |
| Total Supply Voltage | - | - | 36 V | - |
| Maximum Input Voltage | - | - | 36 V | - |
Key Features
- High Precision Conversion: Converts voltage input into frequency output with high precision and linearity, ensuring accurate conversions in critical measurement tasks.
- High-Speed Performance: Maximum output frequency of up to 2 MHz, allowing for fast response in dynamic applications.
- Temperature Stability: Exceptional full-scale stability of ±25 ppm/°C, reducing the need for recalibration over temperature variations.
- Surface Mount Technology: Compact integration in modern electronic assemblies due to surface mount packaging.
- Dual- or Single-Supply Operation: Flexible power supply options, including operation from a single-ended power source, simplifying use with isolated power supplies.
- Low Drift Reference: Includes a buffered, accurate 5 V reference voltage, minimizing gain drift.
- TTL and CMOS Compatibility: Clock input is TTL and CMOS compatible, enhancing compatibility with various digital systems.
Applications
- Industrial Control Systems: Ideal for precision control and monitoring in industrial environments.
- Precision Instrumentation: Used in high-accuracy measurement and testing equipment...
- Automatic Testing Equipment: Suitable for automated testing and calibration systems..
- Data Acquisition Systems: Enhances the accuracy and reliability of data acquisition systems..
Q & A
- What is the AD652KPZ used for?
The AD652KPZ is used as a Voltage-to-Frequency Converter, converting voltage inputs into frequency outputs with high precision and linearity.
- What is the maximum output frequency of the AD652KPZ?
The maximum output frequency of the AD652KPZ is up to 2 MHz.
- What is the temperature stability of the AD652KPZ?
The AD652KPZ has an exceptional full-scale stability of ±25 ppm/°C.
- What type of packaging does the AD652KPZ use?
The AD652KPZ uses a 20-Lead PLCC (J-Lead) package.
- Is the AD652KPZ compatible with both TTL and CMOS systems?
- Can the AD652KPZ operate on a single power supply?
- What is the operating temperature range of the AD652KPZ?
- Is the AD652KPZ RoHS compliant?
- What are some typical applications of the AD652KPZ?
- How does the AD652KPZ ensure high accuracy in conversions?
