PCA9554PW vs PCA9534DBR Comparison
Detailed side-by-side comparison of PCA9554PW by NXP Semiconductors and PCA9534DBR by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | PCA9554PW | PCA9534DBR |
|---|---|---|
| Brand | NXP Semiconductors | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Product Type | 8-bit I2C/SMBus I/O expander with interrupt | — |
| Number of GPIO | 8 bits | — |
| Supply Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| 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 | — |
| Package | 16-pin TSSOP | 16-pin SSOP, 7.50 mm body |
| Mounting Type | Surface mount | Surface mount |
| Operating Temperature | [DATA_NEEDED: Operating temperature range] | -40 °C to 85 °C |
| 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] | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| Device Type | — | 8-bit I2C/SMBus I/O expander |
| Number of GPIO Ports | — | 8 ports |
| I2C Bus Frequency | — | 400 kHz |
| Bus Interface | — | I2C/SMBus |
| Technology | — | CMOS |
| 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 |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |
| Halogen-Free Status | — | [DATA_NEEDED: halogen-free status] |