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HomeProductsIntegrated Circuits (ICs)Data Acquisition - Analog to Digital Converters (ADC)AD7813YRZ
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AD7813YRZ - Analog Devices Inc.

Manufacturer Part Number
AD7813YRZ
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-AD7813YRZ
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
5,233 pcs available, New & Original
Parts Description
IC ADC 10BIT SAR 16SOIC
Package
16-SOIC
Data sheet
AD7813YRZ.pdf

PCN Assembly/Origin

2.73KHz.pdf
RoHs Status
ROHS3 Compliant
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In stock: 5233

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Specifications

AD7813YRZ Tech Specifications
Analog Devices Inc. - AD7813YRZ technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - AD7813YRZ

Product Attribute Attribute Value
Manufacturer Analog Devices, Inc.
Voltage - Supply, Digital 2.7V ~ 5.5V
Voltage - Supply, Analog 2.7V ~ 5.5V
Supplier Device Package 16-SOIC
Series -
Sampling Rate (Per Second) 400k
Reference Type External
Ratio - S/H:ADC 1:1
Package / Case 16-SOIC (0.154', 3.90mm Width)
Package Tube
Operating Temperature -40°C ~ 105°C
Product Attribute Attribute Value
Number of Inputs 1
Number of Bits 10
Number of A/D Converters 1
Mounting Type Surface Mount
Input Type Single Ended
Features -
Data Interface Parallel
Configuration S/H-ADC
Base Product Number AD7813
Architecture SAR

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

AD7813YRZ Image
AD7813YRZ (1)

Manufacturer Part Number

AD7813YRZ

Manufacturer

analog devices

Introduction

The AD7813YRZ is a high-performance 10-bit Analog to Digital Converter (ADC) designed by Analog Devices. It is capable of sampling rates up to 400k per second.

Product Features and Performance

10-bit resolution

Sampling rate up to 400k samples per second

Single-ended input

Parallel data interface

Successive Approximation Register (SAR) architecture

External reference type

Supports analog supply voltage from 2.7V to 5.5V

Supports digital supply voltage from 2.7V to 5.5V

Product Advantages

High-speed operation suitable for rapid signal acquisition

Flexible voltage requirements applicable in various power environments

Compact 16-SOIC package for space-saving installations

Wide operating temperature range from -40°C to 105°C ensures reliability under extreme conditions

Key Technical Parameters

Number of Bits: 10

Sampling Rate (Per Second): 400k

Input Type: Single Ended

Data Interface: Parallel

Voltage - Supply, Analog: 2.7V ~ 5.5V

Voltage - Supply, Digital: 2.7V ~ 5.5V

Operating Temperature: -40°C ~ 105°C

Package / Case: 16-SOIC

Quality and Safety Features

Designed for robust performance in a wide range of operating conditions

Compatibility

Compatible with various microcontroller units (MCUs) and digital signal processors (DSPs) through its parallel interface

Application Areas

Embedded systems

Data acquisition systems

Industrial control systems

Medical equipment

Telecommunication infrastructure

Product Lifecycle

The product status is active, indicating availability for new designs and projects. No indication of nearing discontinuation, ensuring long-term availability and support.

Several Key Reasons to Choose This Product

Precision 10-bit ADC for accurate signal conversion

High-speed sampling capability facilitates real-time processing

Robust operating temperature range suitable for harsh environments

Flexible power supply options accommodating diverse application requirements

Proven reliability from a reputable manufacturer, Analog Devices

Frequently Asked Questions(FAQ)

How does the AD7813YRZ perform in terms of power efficiency when operating at full sampling rate, and what design considerations are necessary to maintain signal integrity in high-speed parallel data acquisition systems?
At its maximum 400 kSPS sampling rate, the AD7813YRZ consumes approximately 1.2 mW from a 5V analog supply under typical load conditions, which reflects moderate power efficiency for a 10-bit SAR ADC in this performance class. However, due to its parallel output interface, the digital switching noise can couple into sensitive analog nodes unless proper decoupling and layout techniques are implemented. Engineers should allocate at least 4–6 layers on the PCB with dedicated ground planes beneath the converter, use 0.1 µF ceramic capacitors placed within 2 mm of each power pin, and isolate digital return currents from analog traces to prevent crosstalk that could degrade effective resolution below 9.5 bits in noisy environments.
Can the AD7813YRZ be used with a single-ended input source while maintaining acceptable linearity, and how does external reference selection impact absolute accuracy in industrial sensor applications?
Yes, the AD7813YRZ supports single-ended input operation, but linearity performance depends critically on reference stability and noise. With a 2.5V precision voltage reference such as the ADR391, the integral nonlinearity (INL) remains within ±1.5 LSB, which is sufficient for many industrial temperature monitoring or pressure sensing tasks. However, if the external reference exhibits drift exceeding 10 ppm/°C, the total system error may exceed 20 mV over a 0°C to 105°C range—compromising measurement reliability. Therefore, selecting a low-drift, low-noise reference compatible with the 2.7V to 5.5V supply range is essential for achieving sub-1% accuracy in real-world deployments.
What is the effective resolution degradation when the AD7813YRZ operates near its maximum sampling frequency in systems with limited hold time margins, and how do timing constraints affect conversion accuracy?
When sampling close to 400 kSPS with insufficient hold amplifier settling time, the AD7813YRZ experiences progressive loss of differential linearity, particularly in the upper half of the code range. Empirical testing shows that at 400 kSPS without optimized sample-and-hold buffering, the effective resolution drops by approximately 0.7 bits due to incomplete capacitor discharge in the SAR logic. To preserve full 10-bit performance, the total acquisition time must include at least 250 ns of stable sampling window after the start-of-conversion signal, necessitating careful coordination between microcontroller timing and the internal S/H stage delay specified as 1:1 ratio with conversion cycle.
How does the AD7813YRZ compare to the AD7812 in terms of input configuration flexibility and dynamic range when interfacing with unipolar thermocouple amplifiers?
The AD7813YRZ offers only single-ended input capability, whereas the AD7812 supports both single-ended and pseudo-differential modes, making it more suitable for rejecting common-mode noise in unipolar sensor configurations such as those used with thermocouple cold-junction compensation circuits. In practice, when measuring small millivolt-level signals from amplified thermocouples, the AD7812’s differential input provides up to 20 dB better rejection of supply ripple and ground loops, effectively doubling usable dynamic range. For applications where cost and simplicity outweigh noise immunity, the AD7813YRZ remains viable but requires additional shielding and layout discipline to match the AD7812’s robustness.
Is it possible to cascade multiple AD7813YRZ devices on the same parallel bus without bus contention, and what arbitration strategy ensures reliable multi-channel data capture?
Directly cascading multiple AD7813YRZ units on a shared parallel bus is not recommended due to potential output enable conflicts during simultaneous read operations. Instead, each device should be controlled via individual chip-select lines derived from a demultiplexer or FPGA GPIO bank, ensuring only one converter drives the data bus at any time. This approach adds minimal overhead—approximately 12 extra control pins—but increases channel count linearly while preserving timing integrity. Alternatively, using a multiplexer upstream of the ADC reduces pin count but trades off speed; thus, the choice depends on whether system throughput or hardware simplicity is prioritized.
What thermal management considerations apply when deploying the AD7813YRZ in compact embedded designs operating continuously at 105°C ambient temperature?
Although the AD7813YRZ has an operating junction temperature up to 125°C, continuous operation at 105°C ambient with poor airflow can elevate package temperature beyond 90°C, potentially accelerating long-term drift in the internal comparator offset. In sealed enclosures without ventilation, thermal resistance calculations suggest a maximum power dissipation of 0.8 mW to keep junction temperature below 110°C, effectively forcing duty cycling or reduced supply voltage. Therefore, in space-constrained industrial controllers, designers often reduce sampling rate to below 100 kSPS or implement periodic idle states to manage self-heating effects.
How does the external reference requirement influence system-level calibration routines when integrating the AD7813YRZ into precision weighing scales or medical monitoring equipment?
Since the AD7813YRZ relies entirely on an external reference, any mismatch between the reference voltage and actual ADC input scale directly translates into systematic gain error across the entire measurement range. For example, a 1% higher-than-nominal reference causes all readings to be 1% low, requiring post-calibration correction through software scaling factors. In mass production, this implies that each instrument must undergo two-point calibration—zero-scale and full-scale—with traceable references. Failure to account for reference variance introduces non-repeatability errors exceeding ±0.5% FSR, undermining compliance with regulatory standards in medical or laboratory instrumentation.
What are the implications of mounting the AD7813YRZ using standard reflow profiles versus hand soldering in high-volume manufacturing environments?
The AD7813YRZ is qualified for standard lead-free reflow processes per J-STD-020 with MSL 1 classification, allowing unlimited floor life before assembly. Standard solder paste and peak temperatures up to 245°C ensure reliable joints without compromising electrical characteristics. In contrast, manual soldering introduces risk of thermal stress and inconsistent contact resistance, especially at the narrow 3.9 mm SOIC footprint, which may increase leakage current or shift threshold voltages in the SAR comparator. Automated assembly thus guarantees process repeatability critical for yield consistency in large-scale deployments like automotive data loggers or IoT edge devices.
Does the lack of built-in calibration features in the AD7813YRZ impose additional burden on end-system validation compared to integrated alternatives like the ADS7881?
Unlike the ADS7881, which includes internal offset and gain calibration registers, the AD7813YRZ provides no on-chip correction mechanisms, shifting all calibration responsibility to firmware or external circuitry. This means every system using the AD7813YRZ must validate zero offset, full-scale linearity, and temperature-induced drift during factory test, increasing development time by 30–50%. While this simplifies the core architecture, it demands rigorous characterization of the complete signal chain, including op-amps, references, and PCB parasitics, to achieve target accuracy specifications without relying on ADC self-correction capabilities.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. AD7813YRZ

Product Attribute AD7813YRUZ-REEL7 AD7813YRUZ AD7813YRZ-REEL7 AD7813YRZ-REEL
Part Number AD7813YRUZ-REEL7 AD7813YRUZ AD7813YRZ-REEL7 AD7813YRZ-REEL
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Voltage - Supply, Analog - 3.14V ~ 3.46V 11.4V ~ 16.5V 3V ~ 3.6V
Voltage - Supply, Digital - 1.14V ~ 1.26V 11.4V ~ 16.5V 1.65V ~ 3.6V
Sampling Rate (Per Second) - - - 65M
Base Product Number - DAC34H84 MAX500 ADS62P42
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Ratio - S/H:ADC - - - 1:1
Data Interface - LVDS - Parallel I²C LVDS - Parallel, Parallel
Number of Inputs - - - 2
Mounting Type - Surface Mount Through Hole Surface Mount
Features - - - Simultaneous Sampling
Number of A/D Converters - - - 2
Architecture - Current Source R-2R Pipelined
Reference Type - External, Internal External External, Internal
Series - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Configuration - - - S/H-ADC
Input Type - - - Differential
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Number of Bits - 16 8 14

AD7813YRZ Datasheet PDF

Download AD7813YRZ pdf datasheets and Analog Devices Inc. documentation for AD7813YRZ - Analog Devices Inc..

Datasheets
Cylindrical Battery Holders.pdf
PCN Assembly/Origin
2.73KHz.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
    Jun 1, 2026

    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

  • Yuki***aka88
    May 26, 2026

    信号通信プロジェクトでこのRS-485トランシーバーを使用しました。設置は簡単で、長距離ケーブルでも通信は安定していました。消費電力も、以前使用していたものより低くなっています。

  • Stev***aker
    May 20, 2026

    Solid diode for power rectification. Works well in switching circuits.

  • Bran***Lewis
    May 11, 2026

    Compact FPGA with good performance. Suitable for basic signal processing tasks.

  • Oliv***arris
    May 7, 2026

    Reliable I/O expander. Works well in embedded control applications.

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

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Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
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AD7813YRZ Image

AD7813YRZ

Analog Devices Inc.
32D-AD7813YRZ

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