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 |
---|---|---|---|---|---|---|
PCA9554APW Texas Instruments |
1,189 In Stock |
$0.8450 Min: 1 |
RFQ | 16-TSSOP | IC I/O EXPANDER I2C 8B 16TSSOP | |
PCF8574T/3,512 NXP USA Inc. |
1,069 In Stock |
$1.2530 Min: 1 |
RFQ | 16-SO | IC I/O EXPANDER I2C 8B 16SOIC | |
PCA9655EDWR2G onsemi |
932 In Stock |
$1.1736 Min: 1 |
RFQ | 24-SOIC | IC I/O EXPANDER I2C 16B SOIC-24 | |
PCA9501PW,112 NXP USA Inc. |
4,342 In Stock |
$0.7000 Min: 1 |
RFQ | 20-TSSOP | IC I/O EXPANDER I2C 8B 20TSSOP | |
MCP23S08-E/P Microchip Technology |
8,473 In Stock |
$1.1270 Min: 1 |
RFQ | 18-PDIP | IC I/O EXPANDER SPI 8B 18DIP | |
PCA9501PW,118 NXP USA Inc. |
8,465 In Stock |
$1.2040 Min: 1 |
RFQ | 20-TSSOP | IC I/O EXPANDER I2C 8B 20TSSOP | |
PCA9502BS,128 NXP USA Inc. |
4,590 In Stock |
$0.9823 Min: 1 |
RFQ | 24-HVQFN (4x4) | IC I/O EXPANDER I2C/SPI 24HVQFN | |
MCP23008-E/P Microchip Technology |
6,111 In Stock |
$1.0780 Min: 1 |
RFQ | 18-PDIP | IC I/O EXPANDER I2C 8B 18DIP | |
PCA9500PW,118 NXP USA Inc. |
8,482 In Stock |
$0.8728 Min: 1 |
RFQ | 16-TSSOP | IC I/O EXPANDER I2C 8B 16TSSOP | |
PCA9500BS,118 NXP USA Inc. |
2,004 In Stock |
$0.8404 Min: 1 |
RFQ | 16-HVQFN (4x4) | IC I/O EXPANDER I2C 8B 16HVQFN | |
PCA9575PW2,118 NXP USA Inc. |
2,243 In Stock |
$0.7993 Min: 1 |
RFQ | 28-TSSOP | IC I2C/SMBUS 16BIT GPIO 28-TSSOP | |
PCA9554PWR Texas Instruments |
2,603 In Stock |
$0.8750 Min: 1 |
RFQ | 16-TSSOP | IC I/O EXPANDER I2C 8B 16TSSOP | |
PCA9539AHF,128 NXP USA Inc. |
8,866 In Stock |
$0.7342 Min: 1 |
RFQ | 24-HWQFN (4x4) | IC I/O EXPANDER I2C 24HWQFN | |
NLVPCA9535EDTR2G onsemi |
2,439 In Stock |
$0.7935 Min: 1 |
RFQ | 24-TSSOP | IC EXPANDER 16-BIT I/O 24TSSOP | |
PCA9538BS,118 NXP USA Inc. |
130 In Stock |
$0.5975 Min: 1 |
RFQ | 16-HVQFN (4x4) | IC I/O EXPANDER I2C 8B 16HVQFN | |
PCA9534PW,118 NXP USA Inc. |
4,063 In Stock |
$0.6204 Min: 1 |
RFQ | 16-TSSOP | IC I/O EXPANDER I2C 8B 16TSSOP | |
PCA9554PW,118 NXP USA Inc. |
5,260 In Stock |
$0.6204 Min: 1 |
RFQ | 16-TSSOP | IC I/O EXPANDER I2C 8B 16TSSOP | |
PCA9534ARGVR Texas Instruments |
8,611 In Stock |
$0.7770 Min: 1 |
RFQ | 16-VQFN (4x4) | IC I/O EXPANDER I2C 8B 16QFN | |
PCF8574T/3,518 NXP USA Inc. |
2,945 In Stock |
$0.6159 Min: 1 |
RFQ | 16-SO | IC I/O EXPANDER I2C 8B 16SOIC | |
PCF8574TS/3,118 NXP USA Inc. |
6,839 In Stock |
$0.5726 Min: 1 |
RFQ | 20-SSOP | IC I/O EXPANDER I2C 8B 20SSOP | |
PCA9538DWR Texas Instruments |
1,634 In Stock |
$0.6930 Min: 1 |
RFQ | 16-SOIC | IC I/O EXPANDER I2C 8B 16SOIC | |
PCA6416AHF,128 NXP USA Inc. |
3,608 In Stock |
$0.5106 Min: 1 |
RFQ | 24-HWQFN (4x4) | IC I/O EXPANDER 16BIT 24HWQFN | |
PCA9557PW,118 NXP USA Inc. |
6,509 In Stock |
$0.5228 Min: 1 |
RFQ | 16-TSSOP | IC I/O EXPANDER I2C 8B 16TSSOP | |
PCA9536TK,118 NXP USA Inc. |
6,646 In Stock |
$0.4506 Min: 1 |
RFQ | 8-HVSON (3x3) | IC I/O EXPANDER I2C 4B 8HVSON | |
PCAL6416AHF,128 NXP USA Inc. |
895 In Stock |
$0.4816 Min: 1 |
RFQ | 24-HWQFN (4x4) | IC I/O EXPANDER 16BIT 24HWQFN |