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PCA9557DT
  • PCA9557DT

PCA9557DT

16 Termination 1.27mm 2.5/5V I/O Expander CA9557 16 Pin 2.5V 16-SOIC (0.154, 3.90mm Width)


  • Manufacturer: Texas Instruments
  • NO: 815-PCA9557DT
  • Package: 16-SOIC (0.154, 3.90mm Width)
  • Datasheet: pdf
  • Stock: 9719
  • Description: 16 Termination 1.27mm 2.5/5V I/O Expander CA9557 16 Pin 2.5V 16-SOIC (0.154, 3.90mm Width) (Kg)

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SPECIFICATIONS

Parameters
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 5 days ago)
Mounting Type Surface Mount
Package / Case 16-SOIC (0.154, 3.90mm Width)
Surface Mount YES
Number of Pins 16
Operating Temperature -40°C~85°C
Packaging Tape & Reel (TR)
JESD-609 Code e4
Feature POR
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Technology CMOS
Voltage - Supply 2.3V~5.5V
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 2.5V
Terminal Pitch 1.27mm
Base Part Number CA9557
Pin Count 16
Output Type Open Drain, Push-Pull
Operating Supply Voltage 6V
Power Supplies 2.5/5V
Interface I2C, SMBus
Number of I/O 8
Number of Ports 1
Number of Bits 8
Clock Frequency 400kHz
Supply Current-Max 0.025mA
Interrupt Output No
Current - Output Source/Sink 10mA 25mA
Height 1.75mm
Length 9.9mm
Width 3.91mm
Thickness 1.58mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free

PCA9557DT Overview


It is programmed with 8 I/Os.A 16-SOIC (0.154, 3.90mm Width) is enclosed in the package with the device.In addition to the Tape & Reel (TR) case, it is also available in other cases as well.Votage is supplied within a period of 2.3V~5.5V.Surface Mount mounting is the type of mounting that is recommended for it.The device works when the the operating temperature ranging -40°C~85°C.In order to achieve a good performance, it works at a frequency of 400kHz.It has 16 terminations in total.The total pins on the part is 16.At 2.5V, the device is providing voltage to the user.To run 260, we rely on this part's peak reflow temperature.The device has a total of 1 ports.Using the CA9557 family as a guide, you can find parts that are related.POR can also be established with this device.8 is the total number of bits on an IC chip.2.5/5V is a power delivery point.16 pins are present on the device.Conductivity of the chip occurs when the supply voltage is 6V.

PCA9557DT Features



PCA9557DT Applications


There are a lot of Texas Instruments PCA9557DT I/O Expanders applications.

  • Speakers
  • Amplitude control
  • Tone detection
  • Dual Differential ADC Driver and Filter
  • Linkwitz–Riley filter
  • Bluetooth-enabled mobile communications devices
  • Multiprotocol RFID Readers: EPC-GEN2, ISD and IPX
  • State-variable 2nd-order active filters
  • Communication system
  • Display Serial Interface (DSI)
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