PCA9555PWR Texas Instruments IC I/O EXPANDER I2C 16B 24TSSOP

label:
2026/06/2 121
PCA9555PWR Texas Instruments 	IC I/O EXPANDER I2C 16B 24TSSOP


• Low Standby-Current Consumption of 1 μA Max
• I2C to Parallel Port Expander
• Open-Drain Active-Low Interrupt Output
• 5-V Tolerant I/O Ports
• Compatible With Most Microcontrollers


CATALOG
PCA9555PWR COUNTRY OF ORIGIN
PCA9555PWR PARAMETRIC INFO
PCA9555PWR PACKAGE INFO
PCA9555PWR MANUFACTURING INFO
PCA9555PWR PACKAGING INFO
PCA9555PWR ECAD MODELS
PCA9555PWR APPLICATIONS


COUNTRY OF ORIGIN
China
Taiwan (Province of China)
Malaysia


PARAMETRIC INFO
Number of I/Os 16
Interface Type I2C|SMBus
I2C Bus Interface Mode Fast
Interface Speed (kHz) 100|400
Number of Addresses 8
Output Type Open Drain
Minimum Operating Supply Voltage (V) 2.3
Maximum Operating Supply Voltage (V) 5.5
Maximum Source Current per Bit (mA) -10
Tolerant I/Os (V) 5
Maximum Sink Current per Bit (mA) 25
Internal I/O Pull Up Resistor Yes
Maximum Quiescent Current (uA) 1
Manual Reset No
Interrupt Output Yes
Minimum Operating Temperature (°C) -40
Maximum Operating Temperature (°C) 85
Minimum Storage Temperature (°C) -65
Maximum Storage Temperature (°C) 150
 

PACKAGE INFO
Supplier Package TSSOP
Basic Package Type Lead-Frame SMT
Pin Count 24
Lead Shape Gull-wing
PCB 24
Tab N/R
Pin Pitch (mm) 0.65
Package Length (mm) 7.8
Package Width (mm) 4.4
Package Height (mm) 1.05(Max)
Package Diameter (mm) N/R
Package Overall Length (mm) 7.8
Package Overall Width (mm) 6.4
Package Overall Height (mm) 1.2(Max)
Seated Plane Height (mm) 1.2(Max)
Mounting Surface Mount
Terminal Width (mm) 0.25
Package Weight (g) N/A
Package Material Plastic
Package Description Thin Shrink Small Outline Package
Package Family Name SO
Jedec MO-153
Package Outline Link to Datasheet
Maximum PACKAGE_DIMENSION_H (mm) 1.05
Minimum PACKAGE_DIMENSION_H (mm) N/A
Maximum PACKAGE_DIMENSION_L (mm) 7.9
Minimum PACKAGE_DIMENSION_L (mm) 7.7
Maximum PACKAGE_DIMENSION_W (mm) 4.5
Minimum PACKAGE_DIMENSION_W (mm) 4.3
Maximum Diameter (mm) N/R
Minimum Diameter (mm) N/R
Maximum Seated_Plane_Height (mm) 1.2
Minimum Seated_Plane_Height (mm) N/A
Ball Array Length (mm) N/R
Ball Array Width (mm) N/R
Stand-off Height (mm) 0.1
Number of Column Balls N/R
Number of Row Balls N/R
Terminal Length (mm) 0.63
Terminal Thickness (mm) 0.15
Bottom Pad Length (mm) N/R
Bottom Pad Width (mm) N/R
Bottom Pad Chamfer N/R
 

MANUFACTURING INFO
MSL 1
Maximum Reflow Temperature (°C) 260
Reflow Solder Time (Sec) 30
Number of Reflow Cycle 3
Standard J-STD-020D
Reflow Temp. Source Link to Datasheet
Maximum Wave Temperature (°C) N/R
Wave Solder Time (Sec) N/R
Lead Finish(Plating) Au
Under Plating Material Pd over Ni
Terminal Base Material Cu Alloy
Number of Wave Cycles N/R
 

PACKAGING INFO
Packaging Suffix R
Packaging Tape and Reel
Quantity Of Packaging 2000
Reel Diameter (in) 13
Reel Width (mm) 16.4
Tape Pitch (mm) 8
Tape Width (mm) 16
Component Orientation Q1
Packaging Document Link to Datasheet
 

ECAD MODELS



APPLICATIONS
• Servers
• Routers (Telecom Switching Equipment)
• Factory Automation
• Products With I2C Slave Address Conflicts (For Example, Multiple, Identical Temp Sensors)
Produit RFQ