| Images | Mfr Part # | Description | Manufacturer | Price | Qty | Availability | Number Of I/Os | Type Of Output | Clock Frequency | Supply Voltage | Working Temperature | Mounting Type | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | PCA9555PW,118 | 16 400kHz I²C, SMBus TSSOP-24 I/O Expanders ROHS | NXP | +1 $0.97726 | Add Min Qty:1 Multiple: 1 | 2696 Ship immediately | 16 | Push-Pull | 400kHz | 2.3V~5.5V | -40~+85℃ | SMT | TSSOP24_9.7X4.4MM |
![]() | MCP23017T-E/SO | Interface - I/O Expanders 16bit Input/Output Exp I2C interface | Microchip | +1 $1.93194 +10 $1.64623 +320 $1.19121 +640 $1.17334 | Add Min Qty:1 Multiple: 1 | 531 Ship immediately | 16 | Push-Pull | 1.7MHz | 1.8V~5.5V | -40~+125℃ | SMT | SOIC28_300MIL |
![]() | CH423S | 8 1MHz I²C, SPI SOP-28-300mil I/O Expanders ROHS | WCH | +5 $0.35612 +50 $0.28445 +150 $0.25373 | Add Min Qty:5 Multiple: 5 | 337 Ship immediately | 8 | - | 1MHz | 2.9V~5.3V | -40~+85℃ | SMT | SOP28_300MIL |
![]() | PCF8574T/3,518 | 8 100kHz I²C SOIC-16-300mil I/O Expanders ROHS | NXP | +1 $1.86089 +10 $1.61902 +200 $1.59474 +400 $1.54689 +1000 $1.47729 | Add Min Qty:1 Multiple: 1 | 567 Ship immediately | 8 | Push-Pull | 100kHz | 2.5V~6V | -40~+85℃ | SMT | SOIC16_300MIL |
![]() | NCA9555 | TSSOP-24 I/O Expanders ROHS | Novosense | +1 $1.12082 +10 $0.88439 +30 $0.76766 +100 $0.65094 | Add Min Qty:1 Multiple: 1 | 497 Ship immediately | 16 | - | 400kHz | 2.3V~5.5V | -40~+85℃ | SMT | TSSOP24_7.8X4.4MM |
![]() | BC6561EC | I/O Expanders 2.2V~5.5V SSOP20 | BitCode | +1 $0.54616 +30 $0.52766 +100 $0.49067 +500 $0.45368 +1000 $0.43518 | Add Min Qty:1 Multiple: 1 | 2000 Ship immediately | - | - | - | - | - | - | - |
![]() | PCF8575TS/1,112 | I/O Expanders Remote 16-bit I/O expander for I2C-bus Vdd=2.5V~5.5V SSOP24_208MIL | NXP | +1 $3.45093 | Add Min Qty:1 Multiple: 1 | 91 Ship immediately | 16 | Push-Pull | 400kHz | 2.5V~5.5V | -40~+85℃ | SMT | SSOP24_208mil |
![]() | PCF8575DBR | - | TI | +1 $1.94143 | Add Min Qty:1 Multiple: 1 | 56 Ship immediately | 16 | - | 400kHz | 2.5V~5.5V | -40°C~85°C | - | - |
![]() | TCA9535RTWR | - | TI | +1 $0.61503 +10 $0.49532 +30 $0.43546 | Add Min Qty:1 Multiple: 1 | 89 Ship immediately | 16 | Push-Pull | 400kHz | 1.65V~5.5V | -40~+85℃ | SMT | - |
![]() | MCP23S17T-E/SS | - | Microchip | +1 $1.44704 +10 $1.20312 +30 $1.06845 +100 $0.91581 | Add Min Qty:1 Multiple: 1 | 221 Ship immediately | 16 | Push-Pull | 10MHz | 1.8V~5.5V | -40~+125℃ | SMT | SSOP28_208MIL |
![]() | PCF8574T/TR | I/O Expanders Remote 8-bit I/O expander for I2C-bus 2.5V~6V 100KHz | HGSEMI | +1 $0.59258 +10 $0.48185 +30 $0.42648 | Add Min Qty:1 Multiple: 1 | 96 Ship immediately | 8 | - | 100kHz | 2.5V~6V | - | SMT | - |
![]() | TCA9555RTWR(UMW) | I/O Expanders | UMW | +1 $0.26152 +10 $0.22827 +800 $0.18140 +1600 $0.17868 +4000 $0.17332 | Add Min Qty:1 Multiple: 1 | 4000 Ship immediately | - | - | - | - | - | - | - |
![]() | PCA9557PW,118 | - | NXP | +1 $0.66881 | Add Min Qty:1 Multiple: 1 | 100 Ship immediately | 8 | Open Drain,Push-Pull | 400kHz | 2.3V~5.5V | -40~+85℃ | SMT | - |
![]() | TCA9555RTWR | - | TI | +1 $0.62550 +10 $0.51477 +30 $0.46090 +100 $0.40553 | Add Min Qty:1 Multiple: 1 | 124 Ship immediately | 16 | Push-Pull | 400kHz | 1.65V~5.5V | -40~+85℃ | SMT | - |
![]() | MCP23017-E/SO | I/O port extender 1.8V~5.5V 1.7MHz 25mA SOIC28_300MIL | Microchip | +1 $1.69310 +27 $1.22901 +100 $1.07179 | Add Min Qty:1 Multiple: 1 | 572 Ship immediately | 16 | Push-Pull | 1.7MHz | 1.8V~5.5V | -40~+125℃ | SMT | SOIC28_300MIL |
![]() | TCA9554APWR | I/O Expanders 400KHz 1.65V~5.5V TSSOP-16 | TI | +100 $0.57868 | Add Min Qty:100 Multiple: 100 | 252 Ship immediately | 8 | Push-Pull | 400kHz | 1.65V~5.5V | -40~+85℃ | SMT | - |
![]() | PCA9554APW,118 | 8 400kHz I²C, SMBus TSSOP-16 I/O Expanders ROHS | NXP | +1 $1.09538 +10 $0.92030 +30 $0.82303 +100 $0.71379 | Add Min Qty:1 Multiple: 1 | 339 Ship immediately | 8 | Push-Pull | 400kHz | 2.3V~5.5V | -40~+85℃ | SMT | - |
![]() | PCF8574AT/3,518 | 8 100kHz I²C SOIC-16-300mil I/O Expanders ROHS | NXP | +1 $1.60566 +10 $1.35277 +30 $1.21360 +100 $0.88139 | Add Min Qty:1 Multiple: 1 | 184 Ship immediately | 8 | Push-Pull | 100kHz | 2.5V~6V | -40~+85℃ | SMT | - |
![]() | PCAL6524HEAZ | - | NXP | +5 $1.98126 | Add Min Qty:5 Multiple: 5 | 49 Ship immediately | 24 | - | 1MHz | 1.65V~5.5V | -40°C~85°C | - | - |
![]() | PCF8574DWR | - | TI | +1 $1.22407 +10 $1.04151 +30 $0.94125 +100 $0.78712 | Add Min Qty:1 Multiple: 1 | 200 Ship immediately | 8 | - | 100kHz | 2.5V~6V | -40°C~85°C | - | - |