AD7665ASTZ The AD7665ASTZ is a 16-bit, 570 kSPS successive approximation (SAR) analog-to-digital converter from Analog Devices. It features a differential input, SPI/Parallel/DSP data interface, and is housed in a 48-LQFP package.
Mfr Part #:

AD7665ASTZ

Available from 2 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The AD7665ASTZ is a 16-bit, 570 kSPS successive approximation (SAR) analog-to-digital converter from Analog Devices. It features a differential input, SPI/Parallel/DSP data interface, and is housed in a 48-LQFP package.
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AD7665ASTZ Available from 2 distributors

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AD7665ASTZ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Architecture
Configuration
Contact Plating
Data Interface
Features
Input Capacitance
Input Type
Mounting Type
Number of A
Number of Bits
Number of Inputs
Operating Temperature
Ratio
Reference Type
Sampling Rate (Per Second)
Supplier Device Package
Supply Current
Termination Style
Voltage

AD7665ASTZ Description

Short technical summary and product information.

The AD7665ASTZ is a 16-bit, 570 kSPS successive approximation register (SAR) analog-to-digital converter (ADC) from the PulSAR series by Analog Devices. It operates from a single 5 V supply and features a differential input with a true bipolar input range. The device offers a typical signal-to-noise ratio (SNR) of 90 dB and a total harmonic distortion (THD) of -100 dB, both tested with a 180 kHz input signal. The integral nonlinearity (INL) is a maximum of 2.5 LSB.

 

The ADC supports multiple data interface options including SPI, parallel, and DSP-compatible serial modes. It includes a sample-and-hold (S/H) circuit and uses a charge redistribution SAR architecture for high-speed conversion with no pipeline delay. The reference type is external, with a reference input voltage range of 2.3 V to 3.15 V.

 

The AD7665ASTZ is packaged in a 48-lead LQFP (7 mm x 7 mm x 1.4 mm) for surface mount assembly. It is specified for an operating temperature range of -40°C to +85°C. Typical power dissipation is 64 mW according to the datasheet, with a supply current of 14 mA.

AD7665ASTZ Quick Information

Product Type: Analog-to-Digital Converter (ADC)
Series: AD7665
Canonical Name: AD7665ASTZ 16-Bit 570 kSPS SAR Analog-to-Digital Converter
Subcategory: SAR ADC

AD7665ASTZ Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

AD7665ASTZ Features

  • 16-bit resolution with 570 kSPS sampling rate.
  • Differential input with true bipolar range.
  • SPI, parallel, and DSP-compatible data interface.
  • 90 dB SNR and -100 dB THD typical.
  • Surface mount 48-LQFP package.

AD7665ASTZ Applications

  • Ideal for high-speed data acquisition systems.
  • Suitable for medical instrumentation designs.
  • Used in spectrum analysis equipment.
  • Applicable in industrial process control.

AD7665ASTZ FAQs

7 frequently asked questions generated from this part’s specifications.
What is the resolution of the AD7665ASTZ?

The AD7665ASTZ has a resolution of 16 bits.

What is the maximum sampling rate of the AD7665ASTZ?

The maximum sampling rate is 570 kSPS.

What is the operating temperature range of the AD7665ASTZ?

The operating temperature range is -40°C to +85°C.

What package does the AD7665ASTZ come in?

The AD7665ASTZ is packaged in a 48-LQFP (7x7 mm) surface mount package.

What is the supply voltage for the AD7665ASTZ?

The nominal supply voltage is 5 V.

Is the AD7665ASTZ RoHS compliant?

The AD7665ASTZ is listed as RoHS3 compliant, though this is unverified.

What data interfaces does the AD7665ASTZ support?

The AD7665ASTZ supports SPI, parallel, and DSP-compatible data interfaces.

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