Datasheets
PCA9557PWTG4 by: Texas Instruments

Remote 8-Bit I<sup>2</sup>C and SMBus Low-Power I/O Expander with Reset and Configuration Registers 16-TSSOP -40 to 85

Part Details for PCA9557PWTG4 by Texas Instruments

Overview of PCA9557PWTG4 by Texas Instruments

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Applications Consumer Electronics Internet of Things (IoT) Industrial Automation Computing and Data Storage Smart Cities Healthcare Transportation and Logistics Medical Imaging Renewable Energy Automotive Robotics and Drones

Part Details for PCA9557PWTG4

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PCA9557PWTG4 Part Data Attributes

PCA9557PWTG4 Texas Instruments
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PCA9557PWTG4 Texas Instruments Remote 8-Bit I<sup>2</sup>C and SMBus Low-Power I/O Expander with Reset and Configuration Registers 16-TSSOP -40 to 85
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code TSSOP
Package Description TSSOP, TSSOP16,.25
Pin Count 16
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Clock Frequency-Max 0.4 MHz
External Data Bus Width
JESD-30 Code R-PDSO-G16
JESD-609 Code e4
Length 5 mm
Moisture Sensitivity Level 1
Number of Bits 8
Number of I/O Lines 8
Number of Ports 1
Number of Terminals 16
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code TSSOP
Package Equivalence Code TSSOP16,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.2 mm
Supply Voltage-Max 5.5 V
Supply Voltage-Min 2.3 V
Supply Voltage-Nom 2.5 V
Surface Mount YES
Technology CMOS
Temperature Grade INDUSTRIAL
Terminal Finish NICKEL PALLADIUM GOLD
Terminal Form GULL WING
Terminal Pitch 0.65 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 4.4 mm
uPs/uCs/Peripheral ICs Type PARALLEL IO PORT, GENERAL PURPOSE

Alternate Parts for PCA9557PWTG4

This table gives cross-reference parts and alternative options found for PCA9557PWTG4. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of PCA9557PWTG4, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
935270669112 IC 8 I/O, PIA-GENERAL PURPOSE, PDSO16, 4.40 MM, PLASTIC, MO-153, SOT-403-1, TSSOP-16, Parallel IO Port NXP Semiconductors PCA9557PWTG4 vs 935270669112
PCA9557PW IC 8 I/O, PIA-GENERAL PURPOSE, PDSO16, 4.40 MM, PLASTIC, MO-153, SOT403-1, TSSOP-16, Parallel IO Port NXP Semiconductors PCA9557PWTG4 vs PCA9557PW
935270669118 IC 8 I/O, PIA-GENERAL PURPOSE, PDSO16, 4.40 MM, PLASTIC, MO-153, SOT-403-1, TSSOP-16, Parallel IO Port NXP Semiconductors PCA9557PWTG4 vs 935270669118
PCA9557PW,112 PCA9557 - 8-bit I2C-bus and SMBus I/O port with reset TSSOP 16-Pin NXP Semiconductors PCA9557PWTG4 vs PCA9557PW,112
PCA9557PW,118 PCA9557 - 8-bit I2C-bus and SMBus I/O port with reset TSSOP 16-Pin NXP Semiconductors PCA9557PWTG4 vs PCA9557PW,118
PCA9557PWRG4 Remote 8-Bit I2C and SMBus Low-Power I/O Expander with Reset and Configuration Registers 16-TSSOP -40 to 85 Texas Instruments PCA9557PWTG4 vs PCA9557PWRG4
PCA9557PW/G 8 I/O, PIA-GENERAL PURPOSE, PDSO16, 4.40 MM, PLASTIC, MO-153, SOT403-1, TSSOP-16 NXP Semiconductors PCA9557PWTG4 vs PCA9557PW/G
PCA9557PWR 8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers 16-TSSOP -40 to 85 Texas Instruments PCA9557PWTG4 vs PCA9557PWR
Part Number Description Manufacturer Compare
PCA9557DRG4 8 I/O, PIA-GENERAL PURPOSE, PDSO16, GREEN, PLASTIC, SOIC-16 Texas Instruments PCA9557PWTG4 vs PCA9557DRG4
TCA9534PWR 8-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-TSSOP -40 to 85 Texas Instruments PCA9557PWTG4 vs TCA9534PWR
TCA9534DWR 8-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-SOIC -40 to 85 Texas Instruments PCA9557PWTG4 vs TCA9534DWR
MAX7320AEE+T Parallel I/O Port, 8-Bit, 8 I/O, BICMOS, PDSO16, 0.150 INCH, 0.635 MM PITCH, LEAD FREE, MO137AB, QSOP-16 Maxim Integrated Products PCA9557PWTG4 vs MAX7320AEE+T
PCA9555DW 16-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt, weak pull-up & config registers 24-SOIC -40 to 85 Texas Instruments PCA9557PWTG4 vs PCA9555DW
PCF8574PW 8-bit 2.5- to 5.5-V I2C/SMBus I/O expander with interrupt 20-TSSOP -40 to 85 Texas Instruments PCA9557PWTG4 vs PCF8574PW
MAX7320AEE+ Parallel I/O Port, 8-Bit, 8 I/O, BICMOS, PDSO16, 0.150 INCH, 0.635 MM PITCH, LEAD FREE, MO137AB, QSOP-16 Maxim Integrated Products PCA9557PWTG4 vs MAX7320AEE+
PCF8574PWG4 8-bit 2.5- to 5.5-V I2C/SMBus I/O expander with interrupt 20-TSSOP -40 to 85 Texas Instruments PCA9557PWTG4 vs PCF8574PWG4
PCF8574DW 8-bit 2.5- to 5.5-V I2C/SMBus I/O expander with interrupt 16-SOIC -40 to 85 Texas Instruments PCA9557PWTG4 vs PCF8574DW
935270669112 IC 8 I/O, PIA-GENERAL PURPOSE, PDSO16, 4.40 MM, PLASTIC, MO-153, SOT-403-1, TSSOP-16, Parallel IO Port NXP Semiconductors PCA9557PWTG4 vs 935270669112

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