PCA9555PW vs PCA9535CD Comparison
Detailed side-by-side comparison of PCA9555PW by NXP Semiconductors and PCA9535CD by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | PCA9555PW | PCA9535CD |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Device Type | 16-bit I2C-bus/SMBus GPIO expander | CMOS I/O expander |
| Number of GPIO Ports | 16 ports | — |
| Package | 24-pin TSSOP | 24-pin SOIC, 7.50 mm body width |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C/SMBus Frequency | 400 kHz | — |
| Interrupt Support | Yes | — |
| Default GPIO Pull-Up Resistors | Yes | — |
| I/O Direction | Configurable input or output per port bit | — |
| Device Interface | I2C-bus/SMBus | — |
| Logic Family | CMOS | — |
| Mounting Type | Surface mount | Surface mount |
| Pin Count | 24 pins | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | — |
| Output Drive Current | [DATA_NEEDED: output drive current] | — |
| Input Leakage Current | [DATA_NEEDED: input leakage current] | — |
| I2C Address Options | [DATA_NEEDED: I2C address options] | — |
| Power Consumption | [DATA_NEEDED: power consumption] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | [DATA_NEEDED: AEC-Q100 qualification] |
| Number of I/O Ports | — | 16 ports |
| Number of GPIO Pins | — | 16 pins |
| Interface Type | — | I2C-bus and SMBus |
| Maximum I2C Clock Frequency | — | 400 kHz |
| Operating Supply Voltage | — | 2.3 V to 5.5 V |
| Port Configuration | — | 16 configurable input or output pins |
| Interrupt Output | — | 1 active-low open-drain interrupt output |
| Internal I/O Pull-Up Resistors | — | Not fitted |
| Packaging | — | Tape and reel |
| I2C Address Compatibility with PCF8575 | — | Compatible; software changes required |
| Pin Compatibility with PCF8575 | — | Pin-to-pin compatible |
| Relationship to PCA9555 | — | Identical except for removal of internal I/O pull-up resistors |
| Application Reference | — | NXP Application Note AN469 |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |
| Maximum Input Voltage | — | [DATA_NEEDED: maximum input voltage] |
| Quiescent Current | — | [DATA_NEEDED: quiescent current] |
| Output Current per Pin | — | [DATA_NEEDED: output current per pin] |