Overview
The AD534TD, 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 device is known for its excellent long-term stability, low noise design, and high impedance differential inputs, making it highly versatile and reliable for various analog signal processing applications.
Key Specifications
| Parameter | Value | Notes |
|---|---|---|
| Maximum Multiplication Error | ±0.5% (AD534T) | Guaranteed without external trimming |
| Temperature Range | −55°C to +125°C | Extended temperature range for AD534T and AD534S |
| Package Type | 14-Lead Side Brazed Ceramic Dual In-Line Package (CDIP) | Hermetically sealed |
| Supply Voltage | ±15 V | Typical operating voltage |
| Noise Level | 90 µV rms, 10 Hz-10 kHz | Low noise design |
| Scale Factor | Pretrimmed to 10.00 V, adjustable down to 3 V | Using an external resistor |
Key Features
- Fully differential, high impedance operation on all inputs, including the Z input
- Low noise design with 90 µV rms noise level from 10 Hz to 10 kHz
- Excellent long-term stability and low temperature coefficients
- Scale factor adjustable to provide up to 100 gain
- Monolithic construction for low cost and reliability
- Highly stable on-chip buried Zener reference
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
- Wattmeters, frequency doublers, and automatic gain controls
Q & A
- What is the maximum multiplication error for the AD534TD?
The maximum multiplication error for the AD534TD is ±0.5%
- What is the temperature range for the AD534TD?
The AD534TD operates over an extended temperature range of −55°C to +125°C
- What type of package is the AD534TD available in?
The AD534TD is available in a 14-Lead Side Brazed Ceramic Dual In-Line Package (CDIP)
- What is the typical supply voltage for the AD534TD?
The typical supply voltage for the AD534TD is ±15 V
- How can the scale factor of the AD534TD be adjusted?
The scale factor can be adjusted down to 3 V using an external resistor between -VS and SF
- What are the key applications of the AD534TD?
The AD534TD is used in high quality analog signal processing, differential ratio and percentage computations, algebraic and trigonometric function synthesis, and more
- Does the AD534TD have high impedance inputs?
Yes, the AD534TD offers fully differential, high impedance operation on all inputs, including the Z input
- What is the noise level of the AD534TD?
The noise level of the AD534TD is 90 µV rms from 10 Hz to 10 kHz
- Is the AD534TD available in chip form?
Yes, the AD534TD is available in chip form, in addition to packaged versions
- What is the significance of the on-chip buried Zener reference in the AD534TD?
The on-chip buried Zener reference provides a highly stable voltage reference, contributing to the overall accuracy and stability of the device
