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AD7457BRTZ-REEL7 - Analog Devices

Description: ANALOG DEVICES - AD7457BRTZ-REEL7 - Analogue to Digital Converter, SAR, 12 bit, 100 kSPS, Pseudo Differential, Microwire, QSPI, SPI

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AD7457BRTZ-REEL7 - Analog Devices - PCB symbol
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AD7457BRTZ-REEL7 - Analog Devices PCB footprint - SOT23 (8-Pin) - SOT23 (8-Pin) - 8-Lead Small Outline Transistor Package [SOT-23] (RT-8)
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AD7457BRTZ-REEL7 - Analog Devices - 3D model - SOT23 (8-Pin) - 8-Lead Small Outline Transistor Package [SOT-23] (RT-8)
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AD7457BRTZ-REEL7 Details

  • Manufacturer Part Number:

    AD7457BRTZ-REEL7

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    MO-178BA, SOT-23, 8 PIN

  • Pin Count:

    8

  • Manufacturer Package Code:

    RJ-8

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    5.25 V

  • Analog Input Voltage-Min:

    2.7 V

  • Conversion Time-Max:

    1.6 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Linearity Error-Max (EL):

    0.0244%

  • Moisture Sensitivity Level:

    1

  • Number of Analog In Channels:

    1

  • Number of Bits:

    12

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    BINARY

  • Output Format:

    SERIAL

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSSOP8,.1

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.1 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    1.45 mm

  • Supply Current-Max:

    3 mA

  • Supply Voltage-Nom:

    3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Width:

    1.6 mm

AD7457BRTZ-REEL7 Frequently Asked Questions (FAQs)

  • The AD7457BRTZ-REEL7 is a high-speed, high-precision ADC, and its performance can be affected by the PCB layout and component placement. It is recommended to follow a star-grounding scheme, keep analog and digital grounds separate, and use a solid ground plane to minimize noise. Additionally, place the ADC close to the analog signal source, and use short, shielded cables to connect the signal sources to the ADC.
  • The AD7457BRTZ-REEL7 has an internal calibration circuit that can be used to calibrate the ADC. The calibration process involves applying a known input voltage to the ADC and then using the calibration circuit to adjust the ADC's offset and gain. It is recommended to follow the calibration procedure outlined in the datasheet, and to recalibrate the ADC periodically to ensure optimal performance.
  • The AD7457BRTZ-REEL7 requires a well-regulated power supply to ensure optimal performance. It is recommended to use a low-noise, low-dropout regulator (LDO) to power the ADC, and to decouple the power supply lines with a combination of ceramic and electrolytic capacitors. A 10uF ceramic capacitor and a 10uF electrolytic capacitor in parallel are recommended for decoupling the AVDD and DVDD power supply lines.
  • The AD7457BRTZ-REEL7 has a parallel interface that can be connected to a microcontroller or FPGA. The ADC's data output is a 16-bit parallel bus, and it requires a clock signal to synchronize the data transfer. The recommended interface circuitry includes a buffer chip to drive the data bus, and a clock generator to provide the clock signal. The microcontroller or FPGA should be configured to read the data from the ADC on the rising edge of the clock signal.
  • The AD7457BRTZ-REEL7 is a high-speed, high-power ADC that can generate heat during operation. It is recommended to use a heat sink or a thermal pad to dissipate the heat, and to ensure good airflow around the device. The maximum junction temperature of the ADC is 150°C, and it is recommended to keep the junction temperature below 125°C to ensure optimal performance and reliability.

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AD7457BRTZ-REEL7 Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like AD745, or try a keyword search, such as Analog to Digital Converters

About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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Part Image AD7457BRT-REEL7 Analog Devices Inc

ADC, Successive Approximation, 12-Bit, 1 Func, 1 Channel, Serial Access, PDSO8