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AD7656A-1BSTZ-RL - Analog Devices

Description: 6-Channel Hex ADC SAR 250ksps 16-bit Parallel/Serial 64-Pin LQFP T/R

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AD7656A-1BSTZ-RL - Analog Devices PCB footprint - Quad Flat Packages - Quad Flat Packages - ST-64-2 (LQFP)
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AD7656A-1BSTZ-RL Details

  • Manufacturer Part Number:

    AD7656A-1BSTZ-RL

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    ROHS COMPLIANT, MS-026-BCD, LQFP-64

  • Pin Count:

    64

  • Manufacturer Package Code:

    ST-64-2

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog Input Voltage-Max:

    12 V

  • Analog Input Voltage-Min:

    -10 V

  • Conversion Time-Max:

    3.1 µs

  • Converter Type:

    ADC, SUCCESSIVE APPROXIMATION

  • JESD-30 Code:

    S-PQFP-G64

  • JESD-609 Code:

    e3

  • Length:

    10 mm

  • Linearity Error-Max (EL):

    0.0046%

  • Moisture Sensitivity Level:

    3

  • Number of Analog In Channels:

    6

  • Number of Bits:

    16

  • Number of Functions:

    1

  • Number of Terminals:

    64

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Bit Code:

    2S COMPLEMENT BINARY

  • Output Format:

    SERIAL, PARALLEL, WORD

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LFQFP

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Sample Rate:

    0.25 MHz

  • Sample and Hold / Track and Hold:

    TRACK

  • Seated Height-Max:

    1.6 mm

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    10 mm

AD7656A-1BSTZ-RL Frequently Asked Questions (FAQs)

  • The recommended layout and routing for the AD7656A-1BSTZ-RL involves keeping the analog and digital sections separate, using a solid ground plane, and minimizing the length of the analog signal traces. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog ground layer and to avoid running digital signals under the analog section.
  • The AD7656A-1BSTZ-RL has an internal 2.5V reference voltage that can be enabled by connecting the REFBUF pin to a 10nF capacitor to ground. The internal reference voltage can be adjusted by connecting an external resistor between the REFBUF pin and the VCC pin. The recommended value for the resistor is 2.2kΩ for a 2.5V reference voltage.
  • The maximum sampling rate of the AD7656A-1BSTZ-RL is 250kSPS (kilo-samples per second) in parallel mode and 125kSPS in serial mode. However, the actual sampling rate may be limited by the system's clock frequency, the conversion time, and the settling time of the analog input signal.
  • The AD7656A-1BSTZ-RL has a power-on reset (POR) feature that resets the device when the power supply voltage falls below a certain threshold. The brown-out detector (BOD) feature can be enabled by connecting the BOD pin to a resistor divider network that sets the brown-out detection threshold. The POR and BOD features can be used to ensure that the device operates correctly and reliably in systems with varying power supply voltages.
  • The recommended method for driving the AD7656A-1BSTZ-RL's analog input pins is to use a low-impedance source, such as an op-amp buffer, to drive the input signal. The input signal should be filtered to remove high-frequency noise and should be within the specified input voltage range to ensure accurate conversions.

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AD7656A-1BSTZ-RL Overview

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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 AD7656A-1BSTZ Analog Devices Inc

ADC, Successive Approximation, 16-Bit, 1 Func, 6 Channel, Serial, Parallel, Word Access, CMOS, PQFP64