I/O Expander 8 I2C 100 kHz 16-TSSOP
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

PCA9654EDTR2G

DigiKey Part Number
PCA9654EDTR2GOSTR-ND - Tape & Reel (TR)
PCA9654EDTR2GOSCT-ND - Cut Tape (CT)
PCA9654EDTR2GOSDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
PCA9654EDTR2G
Description
IC XPNDR 100KHZ I2C 16TSSOP
Customer Reference
Detailed Description
I/O Expander 8 I2C 100 kHz 16-TSSOP
Datasheet
 Datasheet
EDA/CAD Models
PCA9654EDTR2G Models
Product Attributes
Filter Similar Products
Show Empty Attributes
Category
Features
POR
Manufacturer
onsemi
Clock Frequency
100 kHz
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Voltage - Supply
1.65V ~ 5.5V
Part Status
Last Time Buy
Operating Temperature
-55°C ~ 125°C
DigiKey Programmable
Not Verified
Mounting Type
Surface Mount
Number of I/O
8
Package / Case
16-TSSOP (0.173", 4.40mm Width)
Interface
I2C
Supplier Device Package
16-TSSOP
Interrupt Output
Yes
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (13)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
PCA8574APW,118NXP USA Inc.343568-8246-1-ND£1.13000Similar
PCA9554APW,118NXP USA Inc.13,074568-11905-1-ND£1.33000Similar
PCA9554BPWJNXP USA Inc.7,783568-9917-1-ND£1.25000Similar
PCA9554CPWJNXP USA Inc.3,305568-9918-1-ND£1.14000Similar
PCA9554PW,112NXP USA Inc.9,534568-3984-5-ND£1.16000Similar
In-Stock: 8,532
Once available stock of this product has been depleted, manufacturer standard package and lead time will apply. View Substitutes
Last Time Buy Date: 17/07/2026
Due to temporary constrained supply, DigiKey is unable to accept backorders at this time.
All prices are in GBP
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1£2.25000£2.25
10£1.68200£16.82
25£1.54080£38.52
100£1.38580£138.58
250£1.33752£334.38
* All Digi-Reel orders will add a £4.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500£1.33753£3,343.83
Manufacturers Standard Package
Unit Price without VAT:£2.25000
Unit Price with VAT:£2.70000