Devices in this family are used in conjunction with microcontrollers, microprocessors, or similar devices for the purpose of increasing the number of signal connections available for connecting peripheral devices. The typical concept of operation involves the use of serial communications requiring only a few I/O lines on the host device to read/write the status of many input/output pins on the expander device. The technique exchanges speed of communication for increased connectivity, and is best suited for applications where fast response is not critical, such as in many human interface applications.
PCA9538DGVRIn Stock
$1.6026
Texas Instruments
CAT9555HV6I-GIn Stock
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onsemi
PCA9557BS,118In Stock
$1.3176
NXP USA Inc.
LV71081E-SPL-MPB-E-SYIn Stock
$2.6759
Sanyo
PCA9655EDWR2GIn Stock
$2.7673
onsemi
TCA6424RGJRIn Stock
$3.2651
Texas Instruments
MCP23017T-E/ML127
$1.4611
Microchip Technology
PM8056B-FGIIn Stock
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Microchip Technology
MAX7313AEG+TG05In Stock
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Analog Devices Inc./Maxim Integrated
PCA9502BS,157In Stock
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NXP USA Inc.
NCT5655YIn Stock
$1.2238
Nuvoton Technology Corporation
PI4IOE5V9521XTEXIn Stock
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Diodes Incorporated
NSC831E-MIL55
$110.5469
National Semiconductor
PCA9698DGG/S911,51In Stock
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NXP USA Inc.
PCA9505DGG,112In Stock
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NXP USA Inc.
MAX7300AGL387
$4.1135
Analog Devices Inc./Maxim Integrated
PCA9571GUXIn Stock
$0.9803
NXP USA Inc.
PCF8574APW749
$1.7761
Texas Instruments
PCF8574PWIn Stock
$1.8655
Texas Instruments
MCP25020-I/P141
$3.0705
Microchip Technology
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