I/O Expander 8 I2C, SMBus 400 kHz 16-TSSOP
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PCA9557PWR

DigiKey Part Number
296-20978-2-ND - Tape & Reel (TR)
296-20978-1-ND - Cut Tape (CT)
296-20978-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
PCA9557PWR
Description
IC XPND 400KHZ I2C SMBUS 16TSSOP
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
I/O Expander 8 I2C, SMBus 400 kHz 16-TSSOP
Datasheet
 Datasheet
EDA/CAD Models
PCA9557PWR Models
Product Attributes
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Category
Output Type
Open Drain, 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
2.3V ~ 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-TSSOP (0.173", 4.40mm Width)
Interrupt Output
No
Supplier Device Package
16-TSSOP
Features
POR
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 2,184
Check for Additional Incoming Stock
All prices are in GBP
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1£1.34000£1.34
10£0.98700£9.87
25£0.89760£22.44
100£0.79960£79.96
250£0.75276£188.19
500£0.72450£362.25
1,000£0.72219£722.19
* All Digi-Reel orders will add a £4.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,000£0.68210£1,364.20
4,000£0.66634£2,665.36
6,000£0.65845£3,950.70
10,000£0.64971£6,497.10
Manufacturers Standard Package
Unit Price without VAT:£1.34000
Unit Price with VAT:£1.60800