Overview
The AD534SD, produced by Analog Devices Inc., is a monolithic laser trimmed four-quadrant multiplier divider. It offers accuracy specifications previously found only in expensive hybrid or modular products. This component is known for its high precision, low noise design, and excellent long-term stability, making it a versatile choice for various analog signal processing applications.
Key Specifications
| Specification | Value | Notes |
|---|---|---|
| Maximum Multiplication Error | ±1% (AD534S) | Guaranteed without external trimming |
| Temperature Range | −55°C to +125°C | Extended temperature range for AD534S and AD534T |
| Input Type | All inputs (X, Y, and Z) are differential and high impedance | |
| Scale Factor | Pretrimmed to 10.00 V, adjustable down to 3 V | Adjustable using an external resistor |
| Noise Level | 90 µV rms, 10 Hz-10 kHz | Low noise design |
| Package Types | Hermetically sealed TO-100 metal cans, SBDIP packages | Available in various package options |
Key Features
- High Precision: Offers accuracy specifications previously found only in expensive hybrid or modular products.
- Low Noise Design: Features a low noise level of 90 µV rms, 10 Hz-10 kHz.
- Adjustable Scale Factor: The scale factor is pretrimmed to 10.00 V and can be adjusted down to 3 V using an external resistor.
- Fully Differential Inputs: All inputs (X, Y, and Z) are fully differential and high impedance, increasing flexibility and ease of use.
- High Gain Capability: Provides gains up to ×100, often eliminating the need for separate instrumentation amplifiers.
- Long-Term Stability: Excellent long-term stability due to on-chip thin film resistors and buried Zener reference.
Applications
- High Quality Analog Signal Processing: Suitable for high precision analog signal processing tasks.
- Differential Ratio and Percentage Computations: Ideal for differential ratio and percentage computations.
- Algebraic and Trigonometric Function Synthesis: Can be used for synthesizing algebraic and trigonometric functions.
- Wideband, High Crest RMS-to-DC Conversion: Applicable in wideband, high crest rms-to-dc conversion scenarios.
- Accurate Voltage Controlled Oscillators and Filters: Used in accurate voltage controlled oscillators and filters.
Q & A
- What is the maximum multiplication error for the AD534S?
The maximum multiplication error for the AD534S is ±1%.
- What is the temperature range for the AD534S?
The temperature range for the AD534S is −55°C to +125°C.
- What type of inputs does the AD534 have?
The AD534 has fully differential, high impedance inputs for X, Y, and Z.
- How can the scale factor of the AD534 be adjusted?
The scale factor can be adjusted down to 3 V using an external resistor.
- What is the noise level of the AD534?
The noise level of the AD534 is 90 µV rms, 10 Hz-10 kHz.
- In what package types is the AD534 available?
The AD534 is available in hermetically sealed TO-100 metal cans and SBDIP packages.
- What are some common applications of the AD534?
Common applications include high quality analog signal processing, differential ratio and percentage computations, algebraic and trigonometric function synthesis, and accurate voltage controlled oscillators and filters.
- Can the AD534 be used as a variable gain differential input amplifier?
Yes, the AD534 can be used as a variable gain differential input amplifier with high common-mode rejection.
- How does the AD534 improve upon previous monolithic multipliers?
The AD534 improves upon previous monolithic multipliers by offering lower noise, reduced drift and feedthrough, and higher gain capabilities.
- Is the AD534 available in chip form?
Yes, the AD534 is available in chip form for certain grades.
