PCA9534PWR vs PCA9534DW Comparison
Detailed side-by-side comparison of PCA9534PWR by NXP Semiconductors and PCA9534DW by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
NXP Semiconductors
PCA9534PWR - 8-Bit I2C I/O Expander | NXP Semiconductors (Tape & Reel)
PCA9534PWR ✓ Active
Specification Comparison
| Parameter | PCA9534PWR | PCA9534DW |
|---|---|---|
| Brand | NXP Semiconductors | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Device Type | 8-bit CMOS I2C-bus and SMBus low-power I/O port expander | 8-bit I2C/SMBus I/O expander |
| Number of GPIO Pins | 8 | — |
| Supply Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| I2C Bus Frequency | 400 kHz | — |
| Interface | I2C-bus and SMBus | I2C/SMBus |
| Interrupt Output | Yes | Yes |
| Configuration Registers | Yes | Yes |
| Address Configuration Pins | A0, A1, and A2 | — |
| Maximum Devices Sharing Bus | 8 devices per manufacturer data | — |
| Internal I/O Pull-up Resistors | Removed | — |
| Package | 16-pin TSSOP | 16-SOIC |
| Pin Count | 16 pins | — |
| Mounting Type | Surface Mount | Surface Mount |
| PCF8574 Compatibility | Pin-to-pin and I2C address compatible; software changes required | — |
| Manufacturer | NXP Semiconductors | — |
| Lifecycle Status | Active | — |
| Operating Temperature | [DATA_NEEDED: operating temperature range] | -40 C to +85 C |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| Number of I/O Ports | — | 8 |
| I2C/SMBus Maximum Frequency | — | 400 kHz |
| Output Type | — | Push-pull |
| Power-On Reset | — | Yes |
| Technology | — | CMOS |
| Number of Pins | — | 16 |
| Low-Power Operation | — | Low-power I/O expander |
| I/O Configuration | — | Input, output, or high-impedance modes |
| Automotive Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |