Overview
The AD534KDZ, produced by Analog Devices Inc., is a monolithic laser trimmed four-quadrant multiplier divider. It offers accuracy specifications that were previously found only in expensive hybrid or modular products. This component is designed to provide high precision and flexibility in various analog signal processing applications. The AD534KDZ is part of the AD534 series, which includes several grades with different accuracy specifications, such as the AD534J, AD534K, and AD534L, each catering to different precision requirements.
Key Specifications
| Parameter | Value | Unit | Conditions |
|---|---|---|---|
| Maximum Multiplication Error | ±0.5% | - | For AD534K grade |
| Transfer Function | (X1 - X2)(Y1 - Y2)/10 V + Z | - | - |
| Scale Factor | 10.00 V (adjustable down to 3 V with external resistor) | V | - |
| Noise | 90 µV rms (10 Hz - 10 kHz) | V | - |
| Temperature Range | 0°C to +70°C | °C | For AD534K grade |
| Package Types | Hermetically sealed TO-100 metal cans, SBDIP packages | - | - |
Key Features
- Fully differential, high impedance operation on all inputs, including the Z input, enhancing flexibility and ease of use.
- Scale factor adjustable to provide up to ×100 gain, often eliminating the need for separate instrumentation amplifiers.
- Low noise design with 90 µV rms noise from 10 Hz to 10 kHz.
- Excellent long-term stability due to on-chip thin film resistors and a buried Zener reference.
- High common-mode rejection and low temperature coefficients, preserving accuracy under adverse conditions.
Applications
- High quality analog signal processing
- Differential ratio and percentage computations
- Algebraic and trigonometric function synthesis
- Wideband, high crest rms-to-dc conversion
- Accurate voltage controlled oscillators and filters
- Implementation of circuits such as wattmeters, frequency doublers, and automatic gain controls.
Q & A
- What is the AD534KDZ?
The AD534KDZ is a monolithic laser trimmed four-quadrant multiplier divider produced by Analog Devices Inc.
- What is the maximum multiplication error for the AD534K grade?
The maximum multiplication error for the AD534K grade is ±0.5%.
- What is the transfer function of the AD534KDZ?
The transfer function is (X1 - X2)(Y1 - Y2)/10 V + Z.
- How can the scale factor be adjusted?
The scale factor can be adjusted down to 3 V using an external resistor between -VS and SF.
- What is the noise level of the AD534KDZ?
The noise level is 90 µV rms from 10 Hz to 10 kHz.
- What are the typical applications of the AD534KDZ?
Typical applications include high quality analog signal processing, differential ratio and percentage computations, algebraic and trigonometric function synthesis, and more.
- What are the available package types for the AD534KDZ?
The AD534KDZ is available in hermetically sealed TO-100 metal cans and SBDIP packages.
- What is the temperature range for the AD534K grade?
The temperature range for the AD534K grade is 0°C to +70°C.
- How does the AD534KDZ enhance flexibility in circuit design?
The AD534KDZ offers fully differential, high impedance operation on all inputs, including the Z input, which greatly increases its flexibility and ease of use.
- Can the AD534KDZ be used as a variable gain differential input amplifier?
Yes, the AD534KDZ can be very effectively employed as a variable gain differential input amplifier with high common-mode rejection.
