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AD1851RZ

Name: AD1851RZ
Rating: 4.7 (12 reviews)

IC DAC/AUDIO 16BIT 16SOIC

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資料表 AD1851RZ DataSheet
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規格

Part Status	Active
Type	DAC, Audio
Number of Channels	1
Resolution (Bits)	16 b
Data Interface	PCM
Voltage Supply Source	Dual ±
Voltage - Supply	±5V
Operating Temperature	-25°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	16-SOIC (0.295", 7.50mm Width)
Supplier Device Package	16-SOIC
Base Product Number	AD1851

概述

Description

The AD1851RZ is a high-performance digital-to-analog converter (DAC) designed by Analog Devices. It features a 16-bit resolution and is primarily used in audio applications, providing high fidelity and low distortion audio output. The device operates on a supply voltage range of ±5V, making it suitable for various portable and home audio systems.
Key features of the AD1851RZ include a sample rate of up to 48 kHz, a signal-to-noise ratio (SNR) of 100 dB, and a total harmonic distortion (THD) of less than 0.004%. It utilizes a delta-sigma modulation architecture, which contributes to its excellent linearity and performance in reproducing audio signals.
The chip is packaged in a 28-lead surface-mount configuration, facilitating easy integration into modern electronic designs. Its application extends to professional audio equipment and consumer electronics, where sound quality is critical. Overall, the AD1851RZ is a reliable choice for developers seeking high-quality audio conversion solutions.

Features

The AD1851RZ is a high-performance 16-bit Digital-to-Analog Converter (DAC) from Analog Devices. Key features include:
1. Resolution: 16-bit with a 1 LSB (Least Significant Bit) differential non-linearity, ensuring high precision in signal conversion.
2. Sampling Rate: Capable of up to 100 kSPS (kilosamples per second), suitable for audio and control applications.
3. Output: Provides voltage output, with a range typically from 0V to Vref, enabling flexible interfacing.
4. Low Noise: Features low integral and differential non-linearity, contributing to high-quality signal reproduction.
5. TTL-Compatible: Interface compatible with TTL logic levels for easy integration into digital systems.
6. Power Supply: Operates with a single supply voltage, typically +5V or +15V, simplifying power management.
7. Package: Available in a 28-lead DIP package, facilitating easier PCB design and integration.
These features make the AD1851RZ suitable for applications in audio processing, instrumentation, and control systems.

Package

The AD1851RZ is packaged in a 28-lead dual-in-line package (DIP). This type of package allows for easy integration into various electronic circuits and provides good thermal and electrical performance.

Pinout

The AD1851RZ is a high-performance digital-to-analog converter (DAC) from Analog Devices. It features a total of 28 pins. The key functions of the pins include:
1. Power Supply Pins: VDD and VSS for power.
2. Digital Input Pins: These include data inputs (D0-D15 for 16-bit data) and control pins (CS, WR, RD) for interfacing with microcontrollers or digital systems.
3. Analog Output Pins: The primary output pin (VOUT) provides the converted analog signal.
4. Reference Voltage Pins: These include VREF for setting the output voltage range.
5. Clock Input: A clock pin for synchronizing data transfer.
6. Miscellaneous Control Pins: For functionalities like reset and mode selection.
The AD1851RZ is known for its high resolution and low distortion, making it suitable for audio and other precision applications.

Manufacturer

The AD1851RZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company is known for its high-performance components used in various applications, including communications, automotive, industrial, and consumer electronics. The AD1851RZ itself is a high-performance digital-to-analog converter (DAC) that is often utilized in audio applications and other precision signal processing tasks.

Application

The AD1851RZ is a high-performance digital-to-analog converter (DAC) primarily used in audio applications, such as high-fidelity audio systems, professional audio equipment, and digital audio players. Additionally, it finds use in telecommunications, instrumentation, and industrial control systems where precise analog signal generation is required. Its features also support applications in medical devices and automotive audio systems.

Equivalent

Equivalent products to the AD1851RZ chip include the Cirrus Logic CS4328, the AKM AK5388, and the TI PCM1716. These chips are also high-performance digital-to-analog converters (DACs) with similar specifications and applications in audio processing. Always verify compatibility regarding specifications and pin configurations before replacement.