I/O Expanders
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.
Image | Part Number | Availability | Unit Price | RFQ/BUY | Package | Description |
---|---|---|---|---|---|---|
PCF8574PWG4 Texas Instruments |
7,739 In Stock |
$1.7008 Min: 1 |
RFQ | 20-TSSOP | IC I/O EXPANDER I2C 8B 20TSSOP | |
PCF8574DWRG4 Texas Instruments |
106 In Stock |
$1.1058 Min: 1 |
RFQ | 16-SOIC | IC I/O EXPANDER I2C 8B 16SOIC | |
PCF8574DGVRG4 Texas Instruments |
4,592 In Stock |
N/A | RFQ | 20-TVSOP | IC I/O EXPANDER I2C 8B 20TVSOP | |
PCA9555RGERG4 Texas Instruments |
1,121 In Stock |
N/A | RFQ | 24-VQFN (4x4) | IC I/O EXPANDER I2C 16B 24QFN | |
PCA9555PWRG4 Texas Instruments |
18 In Stock |
N/A | RFQ | 24-TSSOP | IC I/O EXPANDER I2C 16B 24TSSOP | |
PCA9555DWRG4 Texas Instruments |
112 In Stock |
N/A | RFQ | 24-SOIC | IC I/O EXPANDER I2C 16B 24SOIC | |
PCA9539PWRG4 Texas Instruments |
6,909 In Stock |
N/A | RFQ | 24-TSSOP | IC I/O EXPANDER I2C 16B 24TSSOP | |
PCA9539PWG4 Texas Instruments |
6,042 In Stock |
N/A | RFQ | 24-TSSOP | IC I/O EXPANDER I2C 16B 24TSSOP | |
PCA9535PWRG4 Texas Instruments |
2,873 In Stock |
N/A | RFQ | 24-TSSOP | IC I/O EXPANDER I2C 16B 24TSSOP | |
PCA9535PWG4 Texas Instruments |
3,735 In Stock |
N/A | RFQ | 24-TSSOP | IC I/O EXPANDER I2C 16B 24TSSOP | |
PCA9534RGVRG4 Texas Instruments |
5,011 In Stock |
N/A | RFQ | 16-VQFN (4x4) | IC I/O EXPANDER I2C 8B 16QFN | |
PCA9534DWG4 Texas Instruments |
831 In Stock |
N/A | RFQ | 16-SOIC | IC I/O EXPANDER I2C 8B 16SOIC | |
PCA9534ARGTRG4 Texas Instruments |
4,599 In Stock |
N/A | RFQ | 16-VQFN (3x3) | IC I/O EXPANDER I2C 8B 16VQFN | |
CAT9534YI-GT2 onsemi |
7,522 In Stock |
$1.2300 Min: 1 |
RFQ | 16-TSSOP | IC I/O EXPANDER I2C 8B 16TSSOP | |
CAT9534WI-GT2 onsemi |
4,989 In Stock |
N/A | RFQ | 16-SOIC | IC I/O EXPANDER I2C 8B 16SOIC | |
MAX7326AEG+T Analog Devices Inc./Maxim Integrated |
7,765 In Stock |
N/A | RFQ | 24-QSOP | IC I/O EXPANDER I2C 16B 24QSOP | |
STMPE2403TBR STMicroelectronics |
58 In Stock |
N/A | RFQ | 36-TFBGA (3.5x3.5) | IC I/O EXPANDER I2C 24B 36TFBGA | |
MAX7300ANI+ Analog Devices Inc./Maxim Integrated |
581 In Stock |
N/A | RFQ | 28-PDIP | IC I/O EXPANDER I2C/SPI 28DIP | |
DS4550E+T&R Analog Devices Inc./Maxim Integrated |
4,142 In Stock |
N/A | RFQ | 20-TSSOP | IC I/O EXPANDER I2C 9B 20TSSOP | |
MAX7316AEE+T Analog Devices Inc./Maxim Integrated |
8,987 In Stock |
N/A | RFQ | 16-QSOP | IC I/O EXPANDER I2C 16B 16QSOP | |
MAX7316AEE+ Analog Devices Inc./Maxim Integrated |
5,725 In Stock |
N/A | RFQ | 16-QSOP | IC I/O EXPANDER I2C 16B 16QSOP | |
PCA9701D,118 NXP USA Inc. |
6,080 In Stock |
N/A | RFQ | 24-SO | IC SPI GPI 16-BIT 24-SOIC | |
STMPE801QTR STMicroelectronics |
7,143 In Stock |
N/A | RFQ | 16-QFN (2.6x1.8) | IC I/O EXPANDER I2C 8B 16QFN | |
PCA9674BS,118 NXP USA Inc. |
8,409 In Stock |
N/A | RFQ | 16-HVQFN (3x3) | IC I/O EXPANDER I2C 8B 16HVQFN | |
PCA9675D,118 NXP USA Inc. |
8,563 In Stock |
N/A | RFQ | 24-SO | IC I/O EXPANDER I2C 16B 24SOIC |