Overview
The AD632AHZ is an internally trimmed monolithic four-quadrant multiplier/divider produced by Analog Devices Inc. This component is part of the AD632 series, known for its high precision and versatility in analog signal processing. The AD632AHZ is particularly notable for its low multiplying error, excellent supply rejection, and long-term stability, making it suitable for a wide range of complex control functions and high-quality analog signal processing applications.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Maximum Multiplying Error | - | - | ±0.5% | - |
| Supply Voltage | -8 | - | 18 | V |
| Quiescent Supply Current | 4 | - | 6 | mA |
| Operating Temperature Range | -25 | - | 85 | °C |
| Noise (10 Hz - 10 kHz) | - | 90 | - | µV rms |
| Common Mode Rejection Ratio (CMRR) | 60 | - | 80 | dB |
| Differential Resistance | 10 | - | - | MΩ |
| Package Type | - | - | 10-Pin TO-100 Metal Header | - |
Key Features
- All inputs (X, Y, and Z) are differential and high impedance.
- Scale-factor adjustable to provide up to ×10 gain.
- Pretrimmed to ±0.5% maximum four-quadrant error.
- Low noise design with 90 µV rms noise from 10 Hz to 10 kHz.
- Low cost and monolithic construction.
- Excellent long-term stability and supply rejection.
- Pin-for-pin compatible with the industry standard AD532 but with improved specifications and a fully differential high impedance Z-input.
Applications
- High-quality analog signal processing.
- Differential ratio and percentage computations.
- Algebraic and trigonometric function synthesis.
- Accurate voltage-controlled oscillators and filters.
Q & A
- What is the maximum multiplying error of the AD632AHZ? The maximum multiplying error of the AD632AHZ is ±0.5% without external trims.
- What is the operating temperature range of the AD632AHZ? The operating temperature range is from -25°C to +85°C.
- What is the typical noise level of the AD632AHZ? The typical noise level is 90 µV rms from 10 Hz to 10 kHz.
- What types of packages are available for the AD632AHZ? The AD632AHZ is available in a 10-Pin TO-100 metal header package.
- Is the AD632AHZ compatible with other industry-standard components? Yes, it is pin-for-pin compatible with the industry standard AD532 but with improved specifications.
- What are the key applications of the AD632AHZ? Key applications include high-quality analog signal processing, differential ratio and percentage computations, algebraic and trigonometric function synthesis, and accurate voltage-controlled oscillators and filters.
- How does the AD632AHZ handle supply voltage variations? The AD632AHZ has excellent supply rejection, ensuring accuracy even under adverse supply voltage conditions.
- What is the common mode rejection ratio (CMRR) of the AD632AHZ? The CMRR is between 60 dB and 80 dB.
- Can the AD632AHZ be used as a variable gain amplifier? Yes, it can be used as a variable gain differential input amplifier with high common-mode rejection.
- Is the AD632AHZ suitable for military and aerospace applications? Yes, certain versions of the AD632 (like the AD632SH/883B and AD632TH/883B) are available with MIL-STD-883 Level B screening.
