Overview
The AD632TD/883B, produced by Analog Devices Inc., is an internally trimmed monolithic four-quadrant multiplier/divider. This component is designed to offer high accuracy and reliability, making it suitable for a variety of complex analog signal processing applications. The AD632TD/883B is pin-for-pin compatible with the industry standard AD532 but features improved specifications, including a fully differential high impedance Z-input. It is capable of providing gains of up to ×10, often eliminating the need for separate instrumentation amplifiers to precondition the inputs.
Key Specifications
| Specification | Value |
|---|---|
| Maximum Multiplying Error | ±1.0% (AD632T) at +25°C, ±2.0% over −55°C to +125°C |
| Operating Temperature Range | −55°C to +125°C |
| Supply Voltage | ±8 V to ±22 V |
| Supply Current | 4 mA to 6 mA (quiescent) |
| Bandwidth | 1 MHz |
| Noise | 90 µV rms (10 Hz to 10 kHz) |
| Package Types | Hermetically sealed TO-100 metal can, 14-Lead Side-Brazed Ceramic Dual In-Line Package (CerDIP) |
| MIL-STD-883 Compliance | Level B screening available |
Key Features
- Internally trimmed monolithic four-quadrant multiplier/divider
- High common-mode rejection and variable gain capability
- Scale-factor adjustable to provide up to ×10 gain
- Low noise design: 90 µV rms (10 Hz to 10 kHz)
- Excellent long-term stability and low temperature coefficients
- High reliability with MIL-STD-883 Level B screening available
- Differential high impedance inputs for X, Y, and Z
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 AD632TD/883B used for?
The AD632TD/883B is used as a four-quadrant multiplier/divider in various analog signal processing applications, including differential ratio and percentage computations, algebraic and trigonometric function synthesis, and accurate voltage controlled oscillators and filters.
- What are the key specifications of the AD632TD/883B?
The key specifications include a maximum multiplying error of ±1.0% at +25°C, an operating temperature range of −55°C to +125°C, supply voltage of ±8 V to ±22 V, and a quiescent supply current of 4 mA to 6 mA.
- What are the package options for the AD632TD/883B?
The AD632TD/883B is available in hermetically sealed TO-100 metal can and 14-Lead Side-Brazed Ceramic Dual In-Line Package (CerDIP).
- Does the AD632TD/883B meet any military standards?
- What is the noise level of the AD632TD/883B?
The AD632TD/883B has a low noise level of 90 µV rms over the frequency range of 10 Hz to 10 kHz.
- Can the AD632TD/883B be used as a variable gain amplifier?
- What is the bandwidth of the AD632TD/883B?
The bandwidth of the AD632TD/883B is 1 MHz.
- How does the AD632TD/883B compare to the AD532?
The AD632TD/883B is pin-for-pin compatible with the AD532 but features improved specifications, including a fully differential high impedance Z-input.
- What are the typical applications of the AD632TD/883B in signal processing?
The AD632TD/883B is used in 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 AD632TD/883B maintain accuracy under adverse conditions?
The AD632TD/883B maintains accuracy under adverse conditions due to its excellent supply rejection, low temperature coefficients, and long-term stability of the on-chip thin film resistors and buried zener reference.
