PCA9554ADB vs PCA9554ABS3,118 对比
详细并排对比 PCA9554ADB 出自 NXP Semiconductors 和 PCA9554ABS3,118 出自 NXP Semiconductors。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
NXP Semiconductors
PCA9554ABS3,118 - 8-bit I2C/SMBus GPIO Expander w/ Interrupt | NXP
PCA9554ABS3,118 ✓ 量产中规格对比
| 参数 | PCA9554ADB | PCA9554ABS3,118 |
|---|---|---|
| 品牌 | NXP Semiconductors | NXP Semiconductors |
| 分类 | Interface ICs | Interface ICs |
| 生命周期状态 | 停产 | 有效 |
| 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 | — |
| 接口 | I2C and SMBus | — |
| Interrupt Output | Yes | /INT, open-drain |
| 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 | — |
| 封装 | 16-pin SSOP | 16-HVQFN (3x3 mm) with exposed pad |
| 安装类型 | Surface mount | Surface Mount |
| 工作温度范围 | -40 °C to +85 °C | — |
| Weak Pull-Up Feature | Yes | — |
| 生命周期状态 | End of life | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Interface Bus | — | I2C, SMBus |
| Number of I/O | — | 8 |
| Clock Frequency (Max) | — | 400 kHz |
| 电源电压 | — | 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) |
| 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) |
| 工作温度 | — | -40 C to +85 C |
| MSL 等级 | — | [DATA_NEEDED: MSL rating] |