TCA9535RTWR is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Texas Instruments
In Stock: 0
Unit Price: $2.22997
Datasheet

Similar


Analog Devices Inc./Maxim Integrated
In Stock: 0
Unit Price: $7.42000
Datasheet

Similar


onsemi
In Stock: 486
Unit Price: $2.55000
Datasheet

Similar


onsemi
In Stock: 198
Unit Price: $1.42000
Datasheet
I/O Expander 16 I2C, SMBus 400 kHz 24-WQFN (4x4)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

TCA9535RTWR

DigiKey Part Number
296-25156-2-ND - Tape & Reel (TR)
296-25156-1-ND - Cut Tape (CT)
296-25156-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
TCA9535RTWR
Description
IC XPNDR 400KHZ I2C SMBUS 24WQFN
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
I/O Expander 16 I2C, SMBus 400 kHz 24-WQFN (4x4)
Datasheet
 Datasheet
EDA/CAD Models
TCA9535RTWR Models
Product Attributes
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Category
Output Type
Push-Pull
Manufacturer
Texas Instruments
Current - Output Source/Sink
10mA, 25mA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Clock Frequency
400 kHz
Part Status
Active
Voltage - Supply
1.65V ~ 5.5V
DigiKey Programmable
Not Verified
Operating Temperature
-40°C ~ 85°C
Number of I/O
16
Mounting Type
Surface Mount
Interface
I2C, SMBus
Package / Case
24-WFQFN Exposed Pad
Interrupt Output
Yes
Supplier Device Package
24-WQFN (4x4)
Features
POR
Base Product Number
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (4)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
PCA9535RTWRTexas Instruments0296-22768-2-ND$2.22997Direct
MAX7312ATG+TAnalog Devices Inc./Maxim Integrated0175-MAX7312ATG+TTR-ND$7.42000Similar
PCA9535ECMTTXGonsemi486PCA9535ECMTTXGOSTR-ND$2.55000Similar
CAT9555YI-T2onsemi198CAT9555YI-T2TR-ND$1.42000Similar
In-Stock: 0
3,000 estimated in stock on 24-Feb-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.32000$1.32
10$0.95600$9.56
25$0.86560$21.64
100$0.76670$76.67
250$0.71948$179.87
500$0.69104$345.52
1,000$0.66761$667.61
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.63869$1,916.07
6,000$0.62453$3,747.18
9,000$0.61744$5,556.96
15,000$0.60959$9,143.85
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.