| Images | Mfr Part # | Description | Manufacturer | Price | Qty | Availability | Characteristic | Interrupt Output | Interface | Number Of I/Os | Type Of Output | Clock Frequency | Working Voltage | Working Temperature | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | MCP23017T-E/SO | I/O Expanders | Microchip | +1 $1.10471 | Add Min Qty:1 Multiple: 1 | 523 Ship immediately | - | - | I²C | 16 | Push-Pull | 1.7MHz | 1.8V~5.5V | -40~+125℃ | - |
![]() | CH423S | 8 1MHz I²C, SPI SOP-28-300mil I/O Expanders ROHS | WCH | +5 $0.36005 +50 $0.29059 +150 $0.26189 +500 $0.22234 | Add Min Qty:5 Multiple: 5 | 267 Ship immediately | - | - | - | 8 | Push-Pull | 1MHz | 2.9V~5.3V | -40~+85℃ | - |
![]() | CH422G | I/O Expanders SOP16_150MIL Vi=3~5V | WCH | +1 $0.48576 +10 $0.40519 +50 $0.37384 +100 $0.32750 +500 $0.30741 +1000 $0.29505 | Add Min Qty:1 Multiple: 1 | 99 Ship immediately | - | - | I²C,SPI | 8 | Analog,Digital | 1MHz | 3V~5V | -40~+85℃ | - |
![]() | PCF8574T/3,518 | 8 100kHz I²C SOIC-16-300mil I/O Expanders ROHS | NXP | +1 $1.94492 +10 $1.68228 +30 $1.50308 +100 $1.16842 +500 $1.09291 +1000 $1.05602 | Add Min Qty:1 Multiple: 1 | 99 Ship immediately | POR | - | I²C | 8 | Push-Pull | 100kHz | 2.5V~6V | -40~+85℃ | - |
![]() | TCA9539PWR | I/O Expanders I2C;SMBus | TI | +1 $1.12738 +10 $0.95717 +30 $0.86508 +100 $0.75077 +500 $0.69979 +1000 $0.67662 | Add Min Qty:1 Multiple: 1 | 5838 Ship immediately | POR | - | I²C,SMBus | 16 | Push-Pull | 400kHz | 1.65V~5.5V | -40~+85℃ | - |
![]() | NCA9555 | TSSOP-24 I/O Expanders ROHS | Novosense | +1 $0.85651 +10 $0.68347 +30 $0.59938 +100 $0.50824 +500 $0.45417 +1000 $0.42482 | Add Min Qty:1 Multiple: 1 | 565 Ship immediately | - | - | - | 16 | - | 400kHz | 2.3V~5.5V | -40~+85℃ | - |
![]() | BC6561EC | I/O Expanders 2.2V~5.5V SSOP20 | BitCode | +1 $0.56381 +30 $0.54471 +100 $0.50653 +500 $0.46834 +1000 $0.44925 | Add Min Qty:1 Multiple: 1 | 1975 Ship immediately | - | - | - | - | - | - | 2.2V~5.5V | -40~+85℃ | - |
![]() | MCP23S17T-E/SS | - | Microchip | +1 $1.59195 +10 $1.36542 +30 $1.22502 +100 $1.06745 +500 $0.99639 +1000 $0.96549 | Add Min Qty:1 Multiple: 1 | 175 Ship immediately | - | - | SPI | 16 | Push-Pull | 10MHz | 1.8V~5.5V | -40~+125℃ | - |
![]() | PCF8574RGTR(UMW) | - | UMW | +1 $0.54629 +10 $0.44800 +30 $0.40010 +100 $0.34758 +500 $0.31668 +1000 $0.30123 | Add Min Qty:1 Multiple: 1 | 3000 Ship immediately | - | - | - | 8 | - | - | 1.4~5.5V | -40~+85℃ | - |
![]() | PCA9535PWR | - | TI | +1 $1.32865 +10 $1.10396 +30 $0.98403 +100 $0.83419 | Add Min Qty:1 Multiple: 1 | 30 Ship immediately | POR | - | - | 16 | Push-Pull | 400kHz | 2.3V~5.5V | -40~+85℃ | - |
![]() | PCF8574T/TR | I/O Expanders Remote 8-bit I/O expander for I2C-bus 2.5V~6V 100KHz | HGSEMI | +1 $0.59925 +10 $0.49235 +30 $0.44027 +100 $0.38465 +500 $0.33522 +1000 $0.31823 | Add Min Qty:1 Multiple: 1 | 436 Ship immediately | - | - | I²C | 8 | - | 100kHz | 2.5V~6V | -40~+85℃ | - |
![]() | TCA9555RTWR(UMW) | I/O Expanders | UMW | +1 $0.44187 +10 $0.34403 +30 $0.29660 +100 $0.25180 +500 $0.23944 +1000 $0.23172 | Add Min Qty:1 Multiple: 1 | 3968 Ship immediately | - | - | - | 16 | Push-Pull | 2MHz | 1.6V~5.5V | -40~+85℃ | - |
![]() | MCP23008T-E/SS | - | Microchip | +1 $1.30746 +10 $1.09478 +30 $0.98094 +100 $0.83882 | Add Min Qty:1 Multiple: 1 | 50 Ship immediately | POR | - | I²C | 8 | Push-Pull | 1.7MHz | 1.8V~5.5V | -40~+125℃ | - |
![]() | PCF8575TS/1,112 | I/O Expanders Remote 16-bit I/O expander for I2C-bus Vdd=2.5V~5.5V SSOP24_208MIL | NXP | +1 $2.62200 +10 $2.57645 +30 $2.39035 +100 $2.32727 +200 $2.30111 +500 $2.18700 | Add Min Qty:1 Multiple: 1 | 84 Ship immediately | POR | - | I²C | 16 | Push-Pull | 400kHz | 2.5V~5.5V | -40~+85℃ | - |
![]() | TCA9535RTWR | - | TI | +1 $1.18958 +10 $0.98712 +30 $0.86817 | Add Min Qty:1 Multiple: 1 | 76 Ship immediately | POR | - | - | 16 | Push-Pull | 400kHz | 1.65V~5.5V | -40~+85℃ | -WQFN24_4X4MM_EP |
![]() | PCF8575DBR | - | TI | +1 $1.62841 +10 $1.39340 +30 $1.23583 +100 $1.07363 +500 $1.00613 +1000 $0.97508 | Add Min Qty:1 Multiple: 1 | 2056 Ship immediately | POR | - | - | 16 | - | 400kHz | 2.5V~5.5V | -40~+85℃ | - |
![]() | PCA9554APW,118 | 8 400kHz I²C, SMBus TSSOP-16 I/O Expanders ROHS | NXP | +1 $1.47241 +10 $1.25686 +30 $1.14160 +100 $0.99639 +500 $0.76313 +1000 $0.73378 | Add Min Qty:1 Multiple: 1 | 246 Ship immediately | POR | - | I²C,SMBus | 8 | - | 400kHz | 2.3V~5.5V | -40~+85℃ | -- |
![]() | TCA9534APWR | 8 400kHz I²C TSSOP-16 I/O Expanders ROHS | TI | +1 $1.17581 +10 $0.96787 +30 $0.85581 +100 $0.71833 | Add Min Qty:1 Multiple: 1 | 490 Ship immediately | - | - | I²C | 8 | Push-Pull | 400kHz | 1.65V~5.5V | -40~+85℃ | - |
![]() | TCA9554APWR | I/O Expanders 400KHz 1.65V~5.5V TSSOP-16 | TI | +1 $0.80808 +10 $0.72170 +30 $0.63954 | Add Min Qty:1 Multiple: 1 | 230 Ship immediately | POR | - | I²C,SMBus | 8 | Push-Pull | 400kHz | 1.65V~5.5V | -40~+85℃ | - |
![]() | TCA9555RTWR | - | TI | +1 $1.55866 +10 $1.36389 +30 $1.25900 +100 $1.12615 +500 $1.06745 | Add Min Qty:1 Multiple: 1 | 3494 Ship immediately | POR | - | - | 16 | Push-Pull | 400kHz | 1.65V~5.5V | -40~+85℃ | -WQFN24_4X4MM_EP |