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AD7740KRMZ - Analog Devices

Description: AD7740KRMZ, Voltage to Frequency Converter, Synchronous, 1000kHz ±0.018% of Span, 8-Pin uSOIC

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AD7740KRMZ - Analog Devices - PCB symbol
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PCB Footprints
AD7740KRMZ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - RM-8 (MSOP)
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AD7740KRMZ - Analog Devices - 3D model - Small Outline Packages - RM-8 (MSOP)
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AD7740KRMZ Details

  • Manufacturer Part Number:

    AD7740KRMZ

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    RM-8

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    CAN ALSO OPERATE FROM 4.75V TO 5.25V SUPPLY

  • Converter Type:

    VOLTAGE TO FREQUENCY CONVERTER

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Linearity Error-Max (EL):

    0.018%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Frequency-Max:

    1 MHz

  • Operating Temperature-Max:

    85 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Positive Input Voltage-Max:

    3.1 V

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max:

    1.5 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    3 mm

AD7740KRMZ Frequently Asked Questions (FAQs)

  • The AD7740KRMZ is a sensitive analog device, and its performance can be affected by the PCB layout and component placement. It is recommended to follow a star-grounding scheme, keep the analog and digital grounds separate, and place the device close to the analog signal sources to minimize noise pickup.
  • To optimize the AD7740KRMZ for low noise performance, ensure that the device is operated within its recommended operating conditions, use a low-noise power supply, and minimize the noise coupling from the digital circuitry. Additionally, use a capacitor in the range of 10nF to 100nF between the VDD and GND pins to filter out high-frequency noise.
  • The AD7740KRMZ can achieve a maximum sampling rate of 100 kSPS. However, the actual sampling rate may be limited by the system's clock frequency, the conversion time, and the settling time of the analog signal.
  • The AD7740KRMZ has an internal calibration mechanism that can be initiated by writing to the CAL register. The device can be calibrated for offset, gain, and linearity errors. It is recommended to perform calibration at power-up and after any changes to the system's operating conditions.
  • The AD7740KRMZ's performance can be affected by temperature variations. The device's offset, gain, and linearity can drift with temperature changes. It is recommended to use temperature compensation techniques, such as using a temperature sensor and adjusting the gain and offset accordingly, to minimize the effects of temperature on the device's performance.

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AD7740KRMZ Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like AD774, or try a keyword search, such as Analog Special Function 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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