EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
PCA9543APWR Texas Instruments PCA9543APWR real image4526 PCA9543APWR Real Image
Same model may have multiple batches, images only for reference.
PCA9543APWR Texas Instruments PCA9543APWR real image4526 PCA9543APWR Real Image
PCA9543APWR Texas Instruments PCA9543APWR real image4526 PCA9543APWR Real Image
Same model may have multiple batches, images only for reference.

PCA9543APWR

Part No PCA9543APWR
Manufacturer Texas Instruments
Catalog Interface - Specialized
Description IC INTERFACE SPECIALIZED 14TSSOP / Translating Switch Interface 14-TSSOP
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Integrated Circuits (ICs) - Interface - Specialized
Mfr Texas Instruments
Package Tape & Reel
Product Status Active
Applications Translating Switch
Interface I2C, SMBus
Voltage - Supply 2.3V ~ 5.5V
Package / Case 14-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 14-TSSOP
Mounting Type Surface Mount
Base Product Number PCA9543
Standard Package 2,000 pcs
MSL Level 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001
Win Source Part Number 269735-PCA9543APWR
Ultra Librarian 3D Model Ultra Librarian PCA9543APWR CAD Model

Description

The PCA9543APWR is a high-quality, advanced I2C and SMBus switch developed by Texas Instruments, a global semiconductor design and manufacturing company.

  • Channels: 2-channel I2C switch
  • Supply Voltage Range: 2.3V to 5.5V
  • Reset Input: Active-low reset input
  • Internal Oscillator: Yes
  • Operating Temperature Range: 0°C to 70°C
  • Operating Modes: Fixed and programmable
  • Interrupt Output: Configured to alert the system processor when an interrupt condition occurs
  • Package: Compact TSSOP package
  • RoHS Standard: Complies with the RoHS standard

You May Also Be Interested in

Picture of PCA9544AD,118
PCA9544AD,118
NXP / Nexperia
IC I2C MUX 4CH 20-SOIC
Need more? Email Us
Picture of Z8523L10VSG
Z8523L10VSG
Zilog
IC INTERFACE SPECIALIZED 44PLCC
Need more? Email Us
DS1852B-000+ Maxim Integrated – Price, Stock & Datasheet
DS1852B-000+
Maxim Integrated
IC MONITOR TXRX OPTICAL 25-BGA
Need more? Email Us
JG82865G Altera – Price, Stock & Datasheet
JG82865G
Altera
Specialized RoHS
Lowest to $10.1866
TC358870XBG(NOK) Toshiba
TC358870XBG(NOK)
Toshiba Semiconductor and Storage
Interface - Specialized HDMI Interface Brdge
Lowest to $8.8130
DRV8860PWP Texas Instruments – Price, Stock & Datasheet
DRV8860PWP
Texas Instruments
Specialized RoHS
Lowest to $1.3098
PCI9056-BA66BI G Broadcom Limited – Price, Stock & Datasheet
PCI9056-BA66BI G
Broadcom Limited
IC INTERFACE SPECIALIZED 256BGA
Lowest to $73.4437
Picture of PCI6254-BB66BC
PCI6254-BB66BC
Broadcom Limited
PCI Interface IC 64-bit 66MHz BRIDGE
Lowest to $650.0000
SS22-0B00-02 Broadcom Limited – Price, Stock & Datasheet
SS22-0B00-02
Broadcom Limited
PEX89072B0-2-DB
Need more? Email Us

Top Sellers

DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.4647
BME280 Real Image
BME280
Bosch Sensortec
SENSOR PRESSURE HUMIDITY TEMP
Lowest to $3.9204
EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.5143
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $4.1579
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.4125
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $17.3444
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.4542
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.9399
74HC595D,118 label picture
74HC595D,118
Nexperia USA Inc.
Counter Shift Registers 8-bit serial-in, serial or parallel-out shift register with output latches; 3 - state
Lowest to $0.1046
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.6632
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.2055
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0357

Pricing & Ordering

Quantity Unit Price Ext. Price
45+ $1.1641 $52.3845
105+ $0.9552 $100.2960
165+ $0.9254 $152.6910
225+ $0.8955 $201.4875
290+ $0.8657 $251.0530
390+ $0.7761 $302.6790
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 20,150 pieces
MOQ: 45 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess