PCA9534DBR vs PCA9554DBR 比較
詳細並排比較 PCA9534DBR 由 Texas Instruments 與 PCA9554DBR 由 Texas Instruments. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | PCA9534DBR | PCA9554DBR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 類別 | Interface ICs | Interface ICs |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Device Type | 8-bit I2C/SMBus I/O expander | — |
| Number of GPIO Ports | 8 ports | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I2C Bus Frequency | 400 kHz | — |
| Bus Interface | I2C/SMBus | — |
| Technology | CMOS | — |
| 工作溫度 | -40 °C to 85 °C | [DATA_NEEDED: operating temperature range] |
| 封裝 | 16-pin SSOP, 7.50 mm body | 16-pin SSOP |
| 安裝類型 | Surface mount | Surface mount |
| Address Configuration Pins | 3 pins: A0, A1, and A2 | — |
| Maximum Devices per Bus | 8 devices | — |
| Interrupt Output | Available | Present |
| Configuration Registers | Available | Present |
| Internal I/O Pull-Up Resistors | Not fitted | — |
| PCF8574 Hardware Compatibility | Pin-to-pin and I2C address compatible; software changes required | — |
| RoHS 狀態 | [DATA_NEEDED: RoHS status] | — |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | — |
| Lead-Free Status | [DATA_NEEDED: lead-free status] | — |
| Halogen-Free Status | [DATA_NEEDED: halogen-free status] | — |
| 功能 | — | 8-bit I2C/SMBus I/O expander with interrupt |
| Number of I/O Lines | — | 8 |
| Operating Voltage Range | — | 2.3 V to 5.5 V |
| 介面 | — | I2C/SMBus |
| Maximum Bus Frequency | — | 400 kHz |
| Weak Pull-Ups | — | Present |
| Device Class | — | General-purpose remote I/O expander |
| 輸出配置 | — | Individually configurable input/output ports |
| Bus Signals | — | SCL and SDA |
| Compliance Status | — | [DATA_NEEDED: RoHS status] |
| 供應電流 | — | [DATA_NEEDED: typical and maximum supply current] |
| Output Drive Capability | — | [DATA_NEEDED: output current and output voltage characteristics] |
| Input Threshold | — | [DATA_NEEDED: input voltage thresholds] |
| Address | — | [DATA_NEEDED: I2C device address] |
| Pinout | — | [DATA_NEEDED: complete manufacturer pin names and electrical descriptions] |