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AD7872TQ - Analog Devices

Description: Analog to Digital Converters - ADC CMOS Complete 14-Bit Sampling

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AD7872TQ - Analog Devices - PCB symbol
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AD7872TQ - Analog Devices PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - Q-16-1
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AD7872TQ - Analog Devices - 3D model - Ceramic Dual-In-Line Packages - Q-16-1
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AD7872TQ Details

  • Manufacturer Part Number:

    AD7872TQ

  • Source Url Status Check Date:

    2013-05-01 14:56:21.337

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    DIP

  • Package Description:

    HERMETIC SEALED, CERAMIC, DIP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    Q-16

  • Country Of Origin:

    Philippines

  • ECCN Code:

    3A001.A.2.C

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    3

  • Analog Input Voltage-Max:

    3 V

  • Analog Input Voltage-Min:

    -3 V

  • Conversion Time-Max:

    11 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    R-GDIP-T16

  • JESD-609 Code:

    e0

  • Length:

    19.495 mm

  • Linearity Error-Max (EL):

    0.0061%

  • Negative Supply Voltage-Nom:

    -5 V

  • Number of Analog In Channels:

    1

  • Number of Bits:

    14

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Bit Code:

    2S COMPLEMENT BINARY

  • Output Format:

    SERIAL, PARALLEL, 8 BITS, PARALLEL, WORD

  • Package Body Material:

    CERAMIC, GLASS-SEALED

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP28,.6

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Sample Rate:

    0.083 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max:

    13 mA

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Tin/Lead (Sn63Pb37)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

AD7872TQ Frequently Asked Questions (FAQs)

  • A good layout and routing practice for the AD7872TQ involves keeping the analog and digital sections separate, using a solid ground plane, and minimizing noise coupling. It's also recommended to use a 4-layer PCB with a dedicated analog ground layer and to keep the analog input traces short and shielded.
  • To optimize the AD7872TQ's performance, you should consider factors such as the input signal range, sampling rate, and noise reduction techniques. You can also adjust the internal gain and offset settings, and use the device's built-in calibration features to improve accuracy and linearity.
  • The maximum sampling rate of the AD7872TQ depends on the specific configuration and operating conditions. According to the datasheet, the device can achieve a maximum sampling rate of 125 kSPS in normal mode and 250 kSPS in turbo mode. However, the actual achievable sampling rate may be lower depending on the system's noise floor and other factors.
  • The AD7872TQ has a power-on reset (POR) circuit that ensures the device is properly initialized after power-up. The startup sequence involves a series of internal calibration and initialization steps. It's recommended to follow the datasheet's guidelines for power-up sequencing and to ensure that the device is properly configured and initialized before starting conversions.
  • When selecting an external reference voltage for the AD7872TQ, consider factors such as the reference voltage accuracy, noise, and stability. The reference voltage should be stable and accurate to ensure good ADC performance. A low-noise, low-drift reference voltage is recommended, and the datasheet provides guidelines for selecting an appropriate reference voltage source.

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AD7872TQ Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like AD787, 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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AD7872TQ Alternates

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Part Image AD7872ANZ Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, PDIP16
Part Image AD7872KNZ Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, PDIP16
Part Image AD7872KN Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, PDIP16
Part Image AD7872AQ Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial Access, CMOS, CDIP16
Part Image AD7872AN Analog Devices Inc

ADC, Successive Approximation, 14-Bit, 1 Func, 1 Channel, Serial, Parallel, 8 Bits, Parallel, Word Access, CMOS, PDIP16
For a full list of alternate parts for AD7872TQ, check out Findchips.com