PCA9555DWR vs PCA9555DW Comparison
Detailed side-by-side comparison of PCA9555DWR by Texas Instruments and PCA9555DW 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 | PCA9555DWR | PCA9555DW |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | Active |
| Device Type | 16-bit I2C/SMBus I/O expander | 16-bit I2C/SMBus I/O expander |
| Supply Voltage Range | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| I/O Port Count | 16 bits | 16 bits |
| Port Organization | 2 x 8-bit ports | 2 x 8-bit ports |
| Bus Interface | I2C/SMBus | I2C/SMBus |
| Maximum Bus Frequency | 400 kHz | 400 kHz |
| Interrupt Output | Active-low, open-drain | Active-low, open-drain |
| Weak Pull-up Registers | Configurable | Configurable |
| Configuration Registers | Input/output, polarity and port configuration | Input/output, polarity and port configuration |
| Output Drive | Push-pull outputs | Push-pull outputs |
| Operating Temperature Range | -40°C to +85°C | -40°C to +85°C |
| Package | 24-pin SOIC (DW) | 24-pin SOIC (DW) |
| Package Type | SOIC | SOIC |
| Pin Count | 24 pins | 24 pins |
| Mounting Type | Surface mount | Surface mount |
| Low Standby Current | 1 µA maximum | 1 µA maximum |
| 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] |