Diodes Incorporated — Analog and discrete power solutions
V QFN4040 24

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. V-QFN4040-24 (ZDW24) MSL1

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PI3A27518Q

Automotive Grade 1.8/3.3V High-Bandwidth 6-channel, 2:1 Mux/DeMux

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Description

The PI3A27518Q is a 6-channel, 1:2 multiplexer / demultiplexer. The COMx port can be configured to connect with NOx or NCx ports in 4 different modes (refer to Truth Table for details).

The PI3A27518Q has a wide operating voltage range, very low power consumption and small packaging. It can be used as an analog switch or as a low-delay bus switch. Specified over a wide operating power supply voltage, 1.65V to 3.6V, the PI3A27518Q has an OnResistance of 5Ω at +3.3V.

Break-before-make switching prevents both switches being enabled simultaneously. This eliminates signal disruption during switching.

Feature(s)

  • CMOS Technology for Bus and Analog Applications
  • Low Propagation Delay
  • Low Typical On-Resistance: 5Ω
  • Signal Passing Bandwidth, 380 MHz
  • Wide VDD Range: 1.65V to 3.6V
  • Rail-to-Rail Signal Range
  • High Off Isolation: -66dB @ 10MHz
  • Crosstalk Rejection Reduces Signal Distortion: -60dB @ 10MHz
  • Break-Before-Make Switching
  • Supports AEC-Q100 Grade 2: -40°C to 105°C
  • ESD Protection : 2.5kV(HBM)
  • Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. “Green” Device (Note 3)
  • The DIODES™ PI3A27518Q is suitable for automotive applications requiring specific change control; this part is AEC-Q100 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities. https://www.diodes.com/quality/product-definitions/
  • Packaging (Pb-free & Green):
    • 24-pin, Wettable VQFN (ZDW), 4mm x 4mm

Application(s)

  • SD-SDIO and MMC Two-Port MUX
  • qSPI Two-Port MUX
  • ADAS

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)

Automotive

Configuration

6 channels DPDT

Differential Channels

0

HotInsertion

No

Lanes

N/A

Rail-to-Rail

Yes

Signal Type

Single Ended

Single Ended Channels

6

Type

SPDT

Voltage

1.65V  to  3.6V

Related Content

Packages

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Additional Technical Documents are available upon request: 
Application information, Evaluation board, and Other technical documents

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Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2770 2025-10-30 2025-10-30 Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products