AD7541AKNZ

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AD7541AKNZ

IC DAC 12BIT A-OUT 18DIP

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規格

Supplier Rochester Electronics, LLC,Analog Devices Inc.
Package Bulk,Tube
ProductStatus Active
NumberofBits 12
NumberofD/AConverters 1
SettlingTime 600ns (Typ)
OutputType Current - Unbuffered
DifferentialOutput Yes
DataInterface Parallel
ReferenceType External
Voltage-SupplyAnalog 5V ~ 16V
Voltage-SupplyDigital 5V ~ 16V
INL/DNL(LSB) ±0.5 (Max), ±0.5 (Max)
Architecture R-2R
OperatingTemperature 0°C ~ 70°C
Package/Case 18-DIP (0.300, 7.62mm)
SupplierDevicePackage 18-PDIP

概述

Description

AD7541AKNZ is a 12‑bit multiplying digital‑to‑analog converter (MDAC) from Analog Devices. It accepts a 12‑bit digital input code and an external reference (Vref) to produce an output proportional to (Code/4096) × Vref. The common output is a current (Iout) which is converted to voltage with an op‑amp in a feedback configuration, enabling precise analog multiplication for control, calibration, waveform generation, and signal processing. The device emphasizes monotonicity and good linearity (INL/DNL) with fast settling, suitable for closed‑loop DAC applications. The AKNZ suffix denotes a specific package/temperature grade variant; consult the datasheet for exact package options and RoHS/compliance. Typical usage requires proper power rails, a buffered reference, decoupling, and an Iout‑to‑voltage conversion stage to set the desired full‑scale range. For detailed specs (voltage ranges, current output, settling time), refer to the AD7541 datasheet.

Features

AD7541AKNZ features (concise):
- 12-bit multiplying DAC (MDAC)
- External reference input for full-scale control
- Parallel 12-bit digital input
- Output as a current (Iout) requiring external I–V conversion (op-amp/resistor)
- Suitable for bipolar or unipolar operation (2’s-complement coding for bipolar)
- Monotonic with low glitch impulse
- Fast settling performance (typical microsecond range, exact figures in datasheet)
- Industrial temperature range (suitable for robust applications)
- General-purpose, high-accuracy DAC for control, calibration, and test equipment
Note: For exact electrical specs, supply ranges, and packaging details, please refer to the official AD7541AKNZ datasheet.

Package

8-pin plastic DIP (DIP-8) package.

Pinout

- Pin count: 16 pins (DIP; also available in other packages).
- Function: 12‑bit multiplying DAC with a current output. It accepts 12‑bit digital input (D0–D11) and a reference signal; the output is a current (Iout) proportional to the digital word and reference. An external operational amplifier (with a feedback resistor) is typically used to convert Iout to a voltage.

Manufacturer

- Manufacturer: Analog Devices, Inc. (Analog Devices)
- Company type: American multinational semiconductor company that designs and manufactures analog, mixed-signal, and DSP integrated circuits.

Application

AD7541AKNZ is a 12-bit multiplying DAC. Typical applications:
- Analog computation and signal processing (multiplication, scaling, vector-matrix ops)
- Waveform generation and modulation (amplitude modulation, PAM, AM/PM)
- Programmable gain/attenuation and precision control in instrumentation
- Closed-loop control and servo/motor-drive circuits
- Data acquisition front ends, calibration sources, and automated test equipment
- Analog front-ends for DAC-based references, VCO tuning, and instrumentation calibration

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