Professional testing equipment and reports to ensure product quality.
ELECTRONIC COMPONENTS

I/O Expanders

Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Programmable Number of I/O Interface Interrupt Output Features Output Type Current - Output Source/Sink Clock Frequency Voltage - Supply Operating Temperature Grade Qualification Mounting Type Supplier Device Package
PM8056B-FGI Microchip Technology

PM8056B-FGI

PM8056: SXP 64X12G

Microchip Technology

3,427 -
Datasheet - - Tray Obsolete Not Verified 24 - No - - - - - - - - - -
PCF8574TS/3,112 NXP USA Inc.

PCF8574TS/3,112

IC XPNDR 100KHZ I2C 20SSOP

NXP USA Inc.

1,001 -
Datasheet - 20-LSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified 8 I2C Yes POR Push-Pull 300µA, 25mA 100 kHz 2.5V ~ 6V -40°C ~ 85°C - - Surface Mount 20-SSOP
MAX1608EEE Analog Devices Inc./Maxim Integrated

MAX1608EEE

IC XPNDR 100KHZ SMBUS 16QSOP

Analog Devices Inc./Maxim Integrated

1,726 -
Datasheet - 16-SSOP (0.154", 3.90mm Width) Tube Obsolete Not Verified 8 SMBus No POR Open Drain - 100 kHz 2.7V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-QSOP
MAX1609EEE Analog Devices Inc./Maxim Integrated

MAX1609EEE

IC XPNDR 100KHZ SMBUS 16QSOP

Analog Devices Inc./Maxim Integrated

4,625 -
Datasheet - 16-SSOP (0.154", 3.90mm Width) Bag Obsolete Not Verified 8 SMBus No POR Open Drain - 100 kHz 2.7V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-QSOP
CP82C55A Renesas Electronics Corporation

CP82C55A

IC XPNDR PARALLEL 40DIP

Renesas Electronics Corporation

4,949 -
Datasheet - 40-DIP (0.600", 15.24mm) Tube Obsolete Not Verified 24 Parallel No - Open Drain 2.5mA - 4.5V ~ 5.5V 0°C ~ 70°C - - Through Hole 40-PDIP
CS82C55A Renesas Electronics Corporation

CS82C55A

IC XPNDR PARALLEL 44PLCC

Renesas Electronics Corporation

1,871 -
Datasheet - 44-LCC (J-Lead) Tube Obsolete Not Verified 24 Parallel No - Open Drain 2.5mA - 4.5V ~ 5.5V 0°C ~ 70°C - - Surface Mount 44-PLCC (16.58x16.58)
PCA9500PW,112 NXP USA Inc.

PCA9500PW,112

IC XPND 400KHZ I2C SMBUS 16TSSOP

NXP USA Inc.

1,506 -
Datasheet - 16-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified 8 I2C, SMBus No EEPROM, POR Push-Pull 100µA, 25mA 400 kHz 2.5V ~ 3.6V -40°C ~ 85°C - - Surface Mount 16-TSSOP
PCA9554APW,112 NXP USA Inc.

PCA9554APW,112

IC XPND 400KHZ I2C SMBUS 16TSSOP

NXP USA Inc.

4,920 -
Datasheet - 16-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified 8 I2C, SMBus Yes POR Push-Pull 10mA, 25mA 400 kHz 2.3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-TSSOP
PCA9554D,112 NXP USA Inc.

PCA9554D,112

IC XPNDR 400KHZ I2C SMBUS 16SO

NXP USA Inc.

3,082 -
Datasheet - 16-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified 8 I2C, SMBus Yes POR Push-Pull 10mA, 25mA 400 kHz 2.3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SO
PCA9554DB,112 NXP USA Inc.

PCA9554DB,112

IC XPNDR 400KHZ I2C SMBUS 16SSOP

NXP USA Inc.

3,649 -
Datasheet - 16-SSOP (0.209", 5.30mm Width) Tube Obsolete Not Verified 8 I2C, SMBus Yes POR Push-Pull 10mA, 25mA 400 kHz 2.3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SSOP
PCA9556PW,112 NXP USA Inc.

PCA9556PW,112

IC XPND 100KHZ I2C SMBUS 16TSSOP

NXP USA Inc.

3,998 -
Datasheet - 16-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified 8 I2C, SMBus Yes POR Open Drain, Push-Pull 10mA, 20mA 100 kHz 3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-TSSOP
PCA9557D,112 NXP USA Inc.

PCA9557D,112

IC XPNDR 400KHZ I2C SMBUS 16SO

NXP USA Inc.

4,047 -
Datasheet - 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Not Verified 8 I2C, SMBus No POR Open Drain, Push-Pull 10mA, 20mA 400 kHz 2.3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-SO
PCF8574AP,112 NXP USA Inc.

PCF8574AP,112

IC XPNDR 100KHZ I2C 16DIP

NXP USA Inc.

3,242 -
Datasheet - 16-DIP (0.300", 7.62mm) Bulk Obsolete Not Verified 8 I2C Yes POR Push-Pull 300µA, 25mA 100 kHz 2.5V ~ 6V -40°C ~ 85°C - - Through Hole 16-DIP
PCF8574P,112 NXP USA Inc.

PCF8574P,112

IC XPNDR 100KHZ I2C 16DIP

NXP USA Inc.

3,066 -
Datasheet - 16-DIP (0.300", 7.62mm) Tube Obsolete Not Verified 8 I2C Yes POR Push-Pull 300µA, 25mA 100 kHz 2.5V ~ 6V -40°C ~ 85°C - - Through Hole 16-DIP
PCA9555DB,112 NXP USA Inc.

PCA9555DB,112

IC XPNDR 400KHZ I2C SMBUS 24SSOP

NXP USA Inc.

4,607 -
Datasheet - 24-SSOP (0.209", 5.30mm Width) Tube Obsolete Not Verified 16 I2C, SMBus Yes POR Push-Pull 10mA, 25mA 400 kHz 2.3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 24-SSOP
PCA9557PW,112 NXP USA Inc.

PCA9557PW,112

IC XPND 400KHZ I2C SMBUS 16TSSOP

NXP USA Inc.

4,839 -
Datasheet - 16-TSSOP (0.173", 4.40mm Width) Tube Obsolete Not Verified 8 I2C, SMBus No POR Open Drain, Push-Pull 10mA, 25mA 400 kHz 2.3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 16-TSSOP
PCF8574AT/3,512 NXP USA Inc.

PCF8574AT/3,512

IC XPNDR 100KHZ I2C 16SO

NXP USA Inc.

1,371 -
Datasheet - 16-SOIC (0.295", 7.50mm Width) Tube Obsolete Not Verified 8 I2C Yes POR Push-Pull 300µA, 25mA 100 kHz 2.5V ~ 6V -40°C ~ 85°C - - Surface Mount 16-SO
PCA9554ATS,118 NXP USA Inc.

PCA9554ATS,118

IC XPNDR 400KHZ I2C SMBUS 20SSOP

NXP USA Inc.

3,341 -
Datasheet - 20-LSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified 8 I2C, SMBus Yes POR Push-Pull 10mA, 25mA 400 kHz 2.3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 20-SSOP
PCA9554TS,118 NXP USA Inc.

PCA9554TS,118

IC XPNDR 400KHZ I2C SMBUS 20SSOP

NXP USA Inc.

3,591 -
Datasheet - 20-LSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Not Verified 8 I2C, SMBus Yes POR Push-Pull 10mA, 25mA 400 kHz 2.3V ~ 5.5V -40°C ~ 85°C - - Surface Mount 20-SSOP
CQ82C55A Renesas Electronics Corporation

CQ82C55A

IC XPNDR PARALLEL 44MQFP

Renesas Electronics Corporation

2,931 -
Datasheet - 44-QFP Tube Obsolete Not Verified 24 Parallel No - Open Drain 2.5mA - 4.5V ~ 5.5V 0°C ~ 70°C - - Surface Mount 44-MQFP (10x10)
Total 1105 Record«Prev1... 4142434445464748...56Next»
BOM & COMPONENT SOURCING

Need Pricing or Stock Support for I/O Expanders?

Submit your required part numbers, manufacturers and quantities to receive stock availability, pricing, lead-time and sourcing support. Our team assists with active components, shortage parts, obsolete models and one-stop BOM procurement.