PCA9534DW vs PCA9534DBR Comparison
Detailed side-by-side comparison of PCA9534DW by Texas Instruments 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 | PCA9534DW | PCA9534DBR |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Device Type | 8-bit I2C/SMBus I/O expander | 8-bit I2C/SMBus I/O expander |
| Number of I/O Ports | 8 | — |
| Supply Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| I2C/SMBus Maximum Frequency | 400 kHz | — |
| Interface | I2C/SMBus | — |
| Output Type | Push-pull | — |
| Interrupt Output | Yes | Available |
| Configuration Registers | Yes | Available |
| Power-On Reset | Yes | — |
| Operating Temperature | -40 C to +85 C | -40 °C to 85 °C |
| Package | 16-SOIC | 16-pin SSOP, 7.50 mm body |
| Technology | CMOS | CMOS |
| Number of Pins | 16 | — |
| Mounting Type | Surface Mount | Surface mount |
| Low-Power Operation | Low-power I/O expander | — |
| I/O Configuration | Input, output, or high-impedance modes | — |
| RoHS Status | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| Automotive Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Number of GPIO Ports | — | 8 ports |
| I2C Bus Frequency | — | 400 kHz |
| Bus Interface | — | I2C/SMBus |
| Address Configuration Pins | — | 3 pins: A0, A1, and A2 |
| Maximum Devices per Bus | — | 8 devices |
| 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] |