Overview
The AD633ANZ from Analog Devices Inc. is a functionally complete, four-quadrant, analog multiplier. It is designed to provide low-cost, high-accuracy multiplication in a compact package. The device is available in 8-lead PDIP and SOIC packages, making it versatile for various applications. The AD633ANZ does not require external components or user calibration, enhancing its ease of use and reliability. It features high impedance differential X and Y inputs, a high impedance unity-gain summing input (Z), and a low impedance output voltage with a nominal 10 V full scale provided by a buried Zener diode.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Total Error | −10 V ≤ X, Y ≤ +10 V | ±1% | ±2% | ±3% (TMIN to TMAX) | % full scale |
| Scale Voltage Error | SF = 10.00 V nominal | ±0.25% | % full scale | ||
| Supply Rejection | VS = ±14 V to ±16 V | ±0.01% | % full scale | ||
| Nonlinearity, X | X = ±10 V, Y = +10 V | ±0.4% | ±1.1% | % full scale | |
| Nonlinearity, Y | Y = ±10 V, X = +10 V | ±0.1% | ±0.41% | % full scale | |
| X Feedthrough | Y nulled, X = ±10 V | ±0.3% | ±1.1% | % full scale | |
| Y Feedthrough | X nulled, Y = ±10 V | ||||
| Input Resistance | 10 MΩ | ||||
| Power Supply Voltages | ±8 V | ±18 V | V | ||
| Temperature Range | 0°C to 70°C (J Grade) | −40°C to +85°C (A Grade) | °C |
Key Features
- Four-quadrant multiplication
- Low cost, available in 8-lead SOIC and PDIP packages
- No external components or 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
- Power supply voltages range from ±8 V to ±18 V
- Internal scaling voltage generated by a stable Zener diode, making multiplier accuracy supply insensitive
Applications
- Multiplication, division, squaring
- Modulation/demodulation, phase detection
- Voltage-controlled amplifiers/attenuators/filters
- Supports defense and aerospace applications (AQEC standard)
Q & A
- What is the primary function of the AD633ANZ?
The AD633ANZ is a four-quadrant analog multiplier, designed for multiplication, division, squaring, and other mathematical operations.
- In what packages is the AD633ANZ available?
The AD633ANZ is available in 8-lead PDIP and SOIC packages.
- Does the AD633ANZ require external components or calibration?
No, the AD633ANZ does not require external components or user calibration.
- What is the input resistance of the AD633ANZ?
The input resistance of the AD633ANZ is 10 MΩ.
- What is the power supply voltage range for the AD633ANZ?
The power supply voltage range for the AD633ANZ is from ±8 V to ±18 V.
- What is the temperature range for the AD633ANZ?
The temperature range for the AD633ANZ is 0°C to 70°C (J Grade) or −40°C to +85°C (A Grade).
- What are some common applications of the AD633ANZ?
Common applications include multiplication, division, squaring, modulation/demodulation, phase detection, and voltage-controlled amplifiers/attenuators/filters.
- Is the AD633ANZ suitable for defense and aerospace applications?
Yes, the AD633ANZ supports defense and aerospace applications and meets AQEC standards.
- What is the total error of the AD633ANZ?
The total error of the AD633ANZ is within 2% of full scale.
- How is the scaling voltage generated in the AD633ANZ?
The scaling voltage is generated by a stable Zener diode, making the multiplier accuracy supply insensitive.
