PCA9554ABS3,118 vs PCA9554ADB Comparison
Detailed side-by-side comparison of PCA9554ABS3,118 by NXP Semiconductors and PCA9554ADB by NXP Semiconductors. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
NXP Semiconductors
PCA9554ABS3,118 - 8-bit I2C/SMBus GPIO Expander w/ Interrupt | NXP
PCA9554ABS3,118 ✓ ActiveNXP Semiconductors
PCA9554ADB - 8-Bit I2C GPIO Expander | NXP Semiconductors
PCA9554ADB ✗ End of LifeSpecification Comparison
| Parameter | PCA9554ABS3,118 | PCA9554ADB |
|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors |
| Category | Interface ICs | Interface ICs |
| Lifecycle Status | Active | End of Life |
| Interface Bus | I2C, SMBus | — |
| Number of I/O | 8 | — |
| Clock Frequency (Max) | 400 kHz | — |
| Supply Voltage | 2.3 V to 5.5 V | — |
| I/O Voltage Tolerance | 5.5 V | — |
| I2C Address Selection | 3 hardware address pins (up to 8 devices) | — |
| Interrupt Output | /INT, open-drain | Yes |
| Default I2C Address (PCA9554A) | 0x38 (3-bit addr 000 = 0x38) | — |
| I/O Direction Configurability | Per-bit input or output | — |
| Internal Pull-ups | Configurable weak pull-ups per pin | — |
| Power-On Reset | Yes (all ports initialized as inputs) | — |
| Operating Temperature | -40 C to +85 C | — |
| Package | 16-HVQFN (3x3 mm) with exposed pad | 16-pin SSOP |
| Mounting Type | Surface Mount | Surface mount |
| RoHS Status | Compliant | [DATA_NEEDED: RoHS status] |
| MSL Level | [DATA_NEEDED: MSL rating] | — |
| Product Type | — | 8-bit I2C/SMBus I/O expander |
| Number of I/O Ports | — | 8 ports |
| Supply Voltage Range | — | 2.3 V to 5.5 V |
| I2C Bus Frequency | — | 400 kHz maximum |
| Interface | — | I2C and SMBus |
| Configuration Register | — | Yes |
| Polarity Inversion Register | — | Yes |
| Input Port Register | — | Yes |
| Output Port Register | — | Yes |
| Address Selection Pins | — | 3 pins: A0, A1, and A2 |
| Maximum Devices per Shared Bus | — | 8 devices |
| Operating Temperature Range | — | -40 °C to +85 °C |
| Weak Pull-Up Feature | — | Yes |
| Lifecycle Status | — | End of life |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |