Linear - Analog Multipliers, Dividers

Image Part Number Description / PDF Quantity Rfq
AD532SE/883B

AD532SE/883B

Analog Devices, Inc.

INTERNALLY TRIMMED MULTIPLIER

0

HA1-2557-9

HA1-2557-9

ANALOG MULTIPLIER

88

AD534JH/+

AD534JH/+

Analog Devices, Inc.

TRIMMED PRECISION MULTIPLIER

0

AD734SQ/883B

AD734SQ/883B

Analog Devices, Inc.

IC MULT/DIV 4-QUANDRANT 14CERDIP

35

LOG112AIDE4

LOG112AIDE4

Texas Instruments

LOG112 PRECISION LOGARITHMIC AND

27

AD533JD

AD533JD

Analog Devices, Inc.

MULTIPLIER, DIVIDER

686

ADL5519ACPZ-WP

ADL5519ACPZ-WP

Analog Devices, Inc.

1 MHZ TO 10 GHZ, 62DB DUAL LOG D

0

AD538ADZ

AD538ADZ

Analog Devices, Inc.

IC REALTIME ACU UNIT 18-CDIP

56

AD632ADZ

AD632ADZ

Analog Devices, Inc.

IC MULTIPLIER MONO PREC 14-CDIP

36

AD632SH/883B

AD632SH/883B

Analog Devices, Inc.

ANALOG MULTIPLIER OR DIVIDER, 1

7906

MPY634KPG4

MPY634KPG4

Texas Instruments

IC ANALOG MULTIPLIER 14-DIP

10000

MPY634KUE4

MPY634KUE4

Texas Instruments

MPY634 WIDE BANDWIDTH PRECISION

30

AD632TD/883B

AD632TD/883B

Analog Devices, Inc.

ANALOG MULTIPLIER OR DIVIDER, 1

523

HA9P2556-9Z

HA9P2556-9Z

Intersil (Renesas Electronics America)

IC MUX ANALOG 57MHZ MONO 16-SOIC

122

AD633TRZ-EP-R7

AD633TRZ-EP-R7

Analog Devices, Inc.

BIPOLAR MULTIPLIER 4QUAD

0

MPY634KU

MPY634KU

Texas Instruments

IC WIDE BW PREC MULT 16-SOIC

1515760

ADSP-1081ATD

ADSP-1081ATD

Analog Devices, Inc.

8 X 8 CMOS MULTIPLIER

11

HA9P2556-9

HA9P2556-9

Intersil (Renesas Electronics America)

ANALOG MULTIPLIER OR DIVIDER

4

AD534LD

AD534LD

Analog Devices, Inc.

INTERNALLY TRIMMED PRECISION MUL

1646

AD834JR

AD834JR

Analog Devices, Inc.

ANALOG MULTIPLIER OR DIVIDER

2826

Linear - Analog Multipliers, Dividers

1. Overview

Analog Multipliers and Dividers are linear integrated circuits (ICs) designed to perform mathematical operations on continuous analog signals. These devices multiply or divide two analog input signals to produce an output proportional to their product or quotient. Their ability to handle real-time signal processing tasks makes them critical in applications such as modulation/demodulation, power measurement, and sensor signal conditioning. With advancements in semiconductor technology, these ICs have become essential components in modern communication systems, industrial automation, and precision instrumentation.

2. Major Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Four-Quadrant MultipliersSupport both positive/negative inputs and outputs; high linearityCommunication signal modulation, phase-locked loops
Two-Quadrant MultipliersAccept one bipolar and one unipolar inputPower measurement, amplitude control
DividersPerform analog voltage/current division with stable quotient outputFrequency synthesis, feedback control systems
Programmable Gain Amplifiers (PGA)Digitally adjustable gain control via multipliersData acquisition systems, sensor calibration

3. Structure and Composition

Typical analog multipliers/dividers consist of: - Input differential amplifiers for signal conditioning - Core multiplier cells based on Gilbert cell architecture (using bipolar/CMOS transistors) - Temperature compensation circuits for stability - Output buffers for impedance matching - Packaging options: DIP, SOP, or QFN for PCB integration Advanced devices integrate laser-trimmed resistors for precision and on-chip references for calibration.

4. Key Technical Specifications

ParameterSignificance
Input Voltage RangeDetermines signal amplitude compatibility ( 1V to 10V typical)
BandwidthDefines operational frequency limits (DC to 100MHz range)
Accuracy (Error %)Critical for measurement systems (0.1%-1% error tolerance)
Power ConsumptionImpacts thermal performance and efficiency (5mA to 50mA typical)
Temperature StabilitySpecifies drift over industrial (-40 C to +85 C) or extended ranges

5. Application Areas

Key industries and equipment: - Telecommunications: Modems, spectrum analyzers, RF transceivers - Industrial Control: Programmable logic controllers (PLCs), sensor signal conditioners - Medical Devices: Ultrasound imaging systems, patient monitoring equipment - Consumer Electronics: Audio processors, smart meters - Case Example: Wireless base stations use AD835 multipliers for real-time signal modulation with 250MHz bandwidth.

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Features
Analog DevicesAD835250MHz bandwidth, 10V input, 0.25% nonlinearity
Texas InstrumentsMPY63410MHz bandwidth, laser-trimmed accuracy, programmable gain
STMicroelectronicsLTC125612-bit resolution, low power consumption (5mA)
NXP SemiconductorsSA571Four-quadrant operation, automotive temperature rating

7. Selection Guidelines

Key considerations: - Match input/output ranges with system signal levels - Prioritize bandwidth for high-frequency applications - For precision tasks, select devices with laser-trimmed calibration - Evaluate temperature ratings for industrial environments - Consider package size for space-constrained designs - Balance cost vs. performance for volume production

8. Industry Trends

Emerging trends include: - Integration with digital interfaces (I2C, SPI) for programmable control - Development of radiation-hardened ICs for aerospace applications - Miniaturization through advanced CMOS processes (sub-10nm nodes) - Increased focus on low-power designs for IoT edge devices - Adoption in emerging fields like LiDAR signal processing and neural network analog accelerators

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