Image shown is representative only. Exact specifications should be obtained from the product datasheet.
Texas Instruments PCA9557DB
Manufacturer
Manufacturer Product Number
PCA9557DB
Description
IC XPNDR 400KHZ I2C SMBUS 16SSOP
Manufacturer Standard Lead Time 10 Days
Detailed Description
IC XPNDR 400KHZ I2C SMBUS 16SSOP
Datasheet View datasheet
EDA/CAD Models
Product Attributes
Type
Description
Manufacturer
Texas Instruments
Operating Temperature
-40°C ~ 85°C
Interrupt Output
No
DigiKey Programmable
Not Verified
Voltage - Supply
2.3V ~ 5.5V
Output Type
Open Drain, Push-Pull
Features
POR
Mounting Type
Surface Mount
Clock Frequency
400 kHz
Supplier Device Package
16-SSOP
Interface
I2C, SMBus
Number of I/O
8
Package / Case
16-SSOP (0.209", 5.30mm Width)
Current - Output Source/Sink
10mA, 25mA
Documents & Media
Resource Type
Link
Datasheets
EDA Models
Product Change Notices
Additional Resources
Attribute
Description
Part Number Alias
PCA9557DB
1573115
2156-PCA9557DB-ND
296-33522-5-ND
Availability
In Stock
Updated
5/16/2026
In-Stock: 24,349
Packaging Quantity Unit Price Ext Price
1 53.000 ₫ 53.000 ₫
53.000 ₫
All prices are shown in the selected currency
Bulk · Digikey
Quantity Unit Price Ext Price
149
53.000 ₫
7.897.000 ₫
MOQ 149 · Order multiple 149
Tube · Digikey
Quantity Unit Price Ext Price
1,040
45.000 ₫
46.800.000 ₫
MOQ 1,040 · Order multiple 1,040
Alternate Packaging
PCA9557DBR
IC XPNDR 400KHZ I2C SMBUS 16SSOP
75.000 ₫ Texas Instruments
PCA9557DBR
IC XPNDR 400KHZ I2C SMBUS 16SSOP
75.000 ₫ Texas Instruments
PCA9557DBR
IC XPNDR 400KHZ I2C SMBUS 16SSOP
75.000 ₫ Texas Instruments
Substitutes
PCA9557PWR
IC XPND 400KHZ I2C SMBUS 16TSSOP
48.000 ₫ Texas Instruments