I/O Expander 8 I2C, SMBus 400 kHz 16-XQFN (1.8x2.6)
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PCA6408AHKX

DigiKey Part Number
568-9909-2-ND - Tape & Reel (TR)
568-9909-1-ND - Cut Tape (CT)
568-9909-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
PCA6408AHKX
Description
IC XPNDR 400KHZ I2C SMBUS 16XQFN
Manufacturer Standard Lead Time
30 Weeks
Customer Reference
Detailed Description
I/O Expander 8 I2C, SMBus 400 kHz 16-XQFN (1.8x2.6)
Datasheet
 Datasheet
EDA/CAD Models
PCA6408AHKX Models
Product Attributes
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Category
Output Type
Push-Pull
Manufacturer
NXP USA Inc.
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
8
Mounting Type
Surface Mount
Interface
I2C, SMBus
Package / Case
16-XFQFN
Interrupt Output
Yes
Supplier Device Package
16-XQFN (1.8x2.6)
Features
POR
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
800 expected in stock on 11-Dec-2026
3,200 expected in stock on 08-Jan-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$1.22000$1.22
10$0.88200$8.82
25$0.79800$19.95
100$0.70530$70.53
250$0.66116$165.29
500$0.63452$317.26
1,000$0.62179$621.79
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
4,000$0.59096$2,363.84
8,000$0.57849$4,627.92
12,000$0.57226$6,867.12