PCA9534DBR vs PCA9554PW Comparison
Detailed side-by-side comparison of PCA9534DBR by Texas Instruments and PCA9554PW 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 | PCA9534DBR | PCA9554PW |
|---|---|---|
| Brand | Texas Instruments | NXP Semiconductors |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Device Type | 8-bit I2C/SMBus I/O expander | — |
| Number of GPIO Ports | 8 ports | — |
| Supply Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| I2C Bus Frequency | 400 kHz | — |
| Bus Interface | I2C/SMBus | — |
| Technology | CMOS | — |
| Operating Temperature | -40 °C to 85 °C | [DATA_NEEDED: Operating temperature range] |
| Package | 16-pin SSOP, 7.50 mm body | 16-pin TSSOP |
| Mounting Type | Surface mount | Surface mount |
| Address Configuration Pins | 3 pins: A0, A1, and A2 | — |
| Maximum Devices per Bus | 8 devices | — |
| Interrupt Output | Available | — |
| Configuration Registers | Available | — |
| Internal I/O Pull-Up Resistors | Not fitted | — |
| PCF8574 Hardware Compatibility | Pin-to-pin and I2C address compatible; software changes required | — |
| 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] | — |
| Lead-Free Status | [DATA_NEEDED: lead-free status] | — |
| Halogen-Free Status | [DATA_NEEDED: halogen-free status] | — |
| Product Type | — | 8-bit I2C/SMBus I/O expander with interrupt |
| Number of GPIO | — | 8 bits |
| I2C/SMBus Maximum Frequency | — | 400 kHz |
| I2C/SMBus Supported Frequency | — | 100 kHz and 400 kHz |
| Interface | — | I2C-bus/SMBus |
| Interrupt Support | — | Yes |
| Port Register Features | — | Input/output and polarity configuration registers |
| Pull-Up Capability | — | Weak pull-up |
| Address Difference | — | PCA9554A has a different address |
| Maximum Output Current per Pin | — | [DATA_NEEDED: Maximum output current per pin] |
| Input Voltage Levels | — | [DATA_NEEDED: Input voltage thresholds] |
| Output Drive Capability | — | [DATA_NEEDED: Output drive current and output voltage characteristics] |
| Standby Current | — | [DATA_NEEDED: Standby current] |
| Operating Current | — | [DATA_NEEDED: Typical and maximum operating current] |