Overview
The AD633ARZ, produced by Analog Devices Inc., is a functionally complete, four-quadrant analog multiplier. It is designed to provide low-cost, high-performance multiplication capabilities in a compact 8-lead SOIC or PDIP package. This device includes high impedance, differential X and Y inputs, and a high impedance summing input (Z), making it versatile for various analog computational functions. The AD633ARZ is laser calibrated to ensure a total accuracy of 2% of full scale, with nonlinearity for the Y input typically less than 0.1% and noise referred to the output typically less than 100 µV rms in a 10 Hz to 10 kHz bandwidth.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Total Error | -10 V ≤ X, Y ≤ +10 V | ±1 | ±2 | % Full Scale | |
| Scale Voltage Error | VS = ±15 V, RL ≥ 2 kΩ | ±0.25 | % Full Scale | ||
| Nonlinearity, Y | -10 V ≤ Y ≤ +10 V | <0.1 | % | ||
| Noise Referred to Output | 10 Hz to 10 kHz bandwidth | <100 | µV rms | ||
| Bandwidth | 1 MHz | ||||
| Slew Rate | 20 V/µs | ||||
| Input Resistance | 10 MΩ | ||||
| Power Supply Voltages | ±8 V | ±18 V | |||
| Operating Temperature Range | 0°C to 70°C (J Grade) | -40°C to +85°C (A Grade) |
Key Features
- Four-quadrant multiplication
- Low cost, available in 8-lead SOIC and PDIP packages
- No external components or expensive user calibration required
- Laser-trimmed accuracy and stability
- Total error within 2% of full scale
- Differential high impedance X and Y inputs
- High impedance unity-gain summing input (Z)
- Laser-trimmed 10 V scaling reference
- High input resistances (10 MΩ) to minimize signal source loading
- Ability to drive capacitive loads and operate over a wide temperature range
Applications
- Multiplication, division, and squaring
- Modulation/demodulation and phase detection
- Voltage-controlled amplifiers, attenuators, and filters
- Squaring and frequency doubling
- Generating inverse functions and variable scale factors
Q & A
- What is the primary function of the AD633ARZ?
The AD633ARZ is a four-quadrant analog multiplier, designed for multiplication, division, squaring, and other analog computational functions.
- What are the typical applications of the AD633ARZ?
The AD633ARZ is used in applications such as modulation/demodulation, phase detection, voltage-controlled amplifiers, attenuators, and filters.
- What is the accuracy of the AD633ARZ?
The AD633ARZ has a total error within 2% of full scale and nonlinearity for the Y input typically less than 0.1%.
- What are the input and output characteristics of the AD633ARZ?
The device has high impedance differential X and Y inputs, a high impedance summing input (Z), and a low impedance output voltage with a nominal 10 V full scale.
- What is the operating temperature range of the AD633ARZ?
The AD633ARZ operates over the 0°C to 70°C commercial temperature range (J Grade) or the -40°C to +85°C industrial temperature range (A Grade).
- What is the power supply voltage range for the AD633ARZ?
The power supply voltages can range from ±8 V to ±18 V.
- Does the AD633ARZ require external components or calibration?
No, the AD633ARZ does not require external components or expensive user calibration.
- What is the bandwidth and slew rate of the AD633ARZ?
The AD633ARZ has a bandwidth of 1 MHz and a slew rate of 20 V/µs.
- Can the AD633ARZ drive capacitive loads?
Yes, the AD633ARZ is capable of driving capacitive loads.
- What are the package options for the AD633ARZ?
The AD633ARZ is available in 8-lead SOIC and PDIP packages.
