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PCA9546AD,118 - NXP

Description:  1-of-4 bidirectional translating switches  I 2C-bus interface logic; compatible with SMBus standards  Active LOW reset input  3 address pins allowing up to 8 devices on the I2C-bus  Channel selection via I2C-bus, in any combination  Power-up with all switch channels deselected  Low Ron switches  Allows voltage level translation between 1.8 V, 2.5 V, 3.3 V and 5 V buses  No glitch on power-up  Supports hot insertion  Low standby current  Operating power supply voltage range of 2.3 V

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PCB Footprints
PCA9546AD,118 - NXP PCB footprint - Small Outline Packages - Small Outline Packages - SOT109-1
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3D Models
PCA9546AD,118 - NXP  - 3D model - Small Outline Packages - SOT109-1
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PCA9546AD,118 Details

  • Manufacturer Part Number:

    PCA9546AD,118

  • Brand Name:

    NXP Semiconductor

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOP

  • Package Description:

    SOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    SOT109-1

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    16 Weeks

  • Manufacturer:

    NXP Semiconductors

  • YTEOL:

    0

  • Additional Feature:

    ALSO OPERATES WITH 4.5 TO 5.5V SUPPLY

  • Analog IC - Other Type:

    SINGLE-ENDED MULTIPLEXER

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Moisture Sensitivity Level:

    1

  • Normal Position:

    NO

  • Number of Channels:

    4

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Off-state Isolation-Nom:

    90 dB

  • On-state Resistance Match-Nom:

    50 Ω

  • On-state Resistance-Max (Ron):

    55 Ω

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output:

    SEPARATE OUTPUT

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    100 mA

  • Supply Voltage-Max (Vsup):

    3.6 V

  • Supply Voltage-Min (Vsup):

    2.3 V

  • Supply Voltage-Nom (Vsup):

    2.5 V

  • Surface Mount:

    YES

  • Switch-off Time-Max:

    0.3 ns

  • Switch-on Time-Max:

    0.3 ns

  • Switching:

    BREAK-BEFORE-MAKE

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

PCA9546AD,118 Frequently Asked Questions (FAQs)

  • The PCA9546AD can support I2C bus frequencies up to 400 kHz.
  • The PCA9546AD can support up to 4 downstream I2C buses.
  • The PCA9546AD can drive up to 400 pF of capacitance on each I2C bus.
  • Yes, the PCA9546AD supports hot-swapping of I2C devices, allowing devices to be added or removed without powering down the system.
  • The PCA9546AD uses a built-in arbitration mechanism to handle bus contention, ensuring that only one device can transmit on the bus at a time.

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About NXP

NXP Semiconductors is a leading manufacturer of semiconductor devices with a wide range of semiconductor solutions, including microcontrollers, sensors, connectivity solutions, power management ICs, and security solutions. These products are used in a variety of applications such as automotive, industrial automation, smart homes, mobile devices, and more. NXP Semiconductors is one of the world’s largest semiconductor companies and is headquartered in Eindhoven, the Netherlands.

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