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PCA9557DB

PCA9557DB

PCA9557DB

Texas Instruments

16 Termination 0.65mm 2.5/5V I/O Expander CA9557 16 Pin 2.5V 16-SSOP (0.209, 5.30mm Width)

SOT-23

PCA9557DB Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Lifecycle Status ACTIVE (Last Updated: 5 days ago)
Factory Lead Time 12 Weeks
Mounting Type Surface Mount
Package / Case 16-SSOP (0.209, 5.30mm Width)
Surface MountYES
Number of Pins 16
Weight 128.593437mg
Operating Temperature-40°C~85°C
PackagingTube
JESD-609 Code e4
Feature POR
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Voltage - Supply 2.3V~5.5V
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 2.5V
Terminal Pitch0.65mm
Base Part Number CA9557
Pin Count16
Output Type Open Drain, Push-Pull
Power Supplies2.5/5V
Interface I2C, SMBus
Number of I/O 8
Number of Ports1
Output Current-10mA
Number of Bits 8
Clock Frequency 400kHz
Supply Current-Max 0.025mA
Interrupt Output No
Current - Output Source/Sink 10mA 25mA
Height 2mm
Length 6.2mm
Width 5.3mm
Thickness 1.95mm
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:4661 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$1.90000$1.9
500$1.881$940.5
1000$1.862$1862
1500$1.843$2764.5
2000$1.824$3648
2500$1.805$4512.5

PCA9557DB Product Details

PCA9557DB Overview


The board has been programmed with 8 I/Os.In the packaging with the 16-SSOP (0.209, 5.30mm Width), there is a device enclosed in the package.There is an option of the Tube case that you can choose from.There is a vote within the 2.3V~5.5V range that is supplied.The recommended mounting type is Surface Mount, which makes it suitable for most applications.A device works when its operating temperature ranges from -40°C~85°C to -40°C~85°C.In order to achieve a good performance, it works at a frequency of 400kHz.As a whole, it consists of 16 terminations.In total, there are 16 pins on the part.There is voltage present at 2.5V as a result of the device.It is utilized to run 260 on this part due to its peak reflow temperature.1 ports are present on the device as a whole.The CA9557 family of parts can be used to identify related parts.In addition, POR can also be founded when using this device.There are a total of 8 bits on each IC chip.It is capable of delivering the power at the position 2.5/5V.In addition to the 16 pins, the device has other pins as well.In order to supply the device with the maximum amount of current, we have set -10mA as the maximum current.

PCA9557DB Features




PCA9557DB Applications


There are a lot of Texas Instruments
PCA9557DB I/O Expanders applications.


  • Repeaters, Radio Links, and Modems
  • Wireless Telemetry
  • JTRS
  • 802.11x Receivers
  • IDEN
  • PHS
  • TD-SCDMA
  • CDMA2000
  • WCDMA
  • UMTS

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