PCA9555DW vs PCF8575DWR 比較
詳細並排比較 PCA9555DW 由 Texas Instruments 與 PCF8575DWR 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 | PCA9555DW | PCF8575DWR |
|---|---|---|
| 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 | 16-bit I2C/SMBus I/O expander | — |
| Supply Voltage Range | 2.3 V to 5.5 V | — |
| I/O Port Count | 16 bits | — |
| Port Organization | 2 x 8-bit ports | — |
| Bus Interface | I2C/SMBus | — |
| Maximum Bus Frequency | 400 kHz | — |
| Interrupt Output | Active-low, open-drain | Open drain |
| Weak Pull-up Registers | Configurable | — |
| Configuration Registers | Input/output, polarity and port configuration | — |
| Output Drive | Push-pull outputs | — |
| 工作溫度範圍 | -40°C to +85°C | — |
| 封裝 | 24-pin SOIC (DW) | 24-pin SOIC (DW) |
| Package Type | SOIC | — |
| 腳位數 | 24 pins | 24 pins |
| 安裝類型 | Surface mount | Surface mount |
| Low Standby Current | 1 µA maximum | — |
| RoHS 狀態 | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH compliance status] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | [DATA_NEEDED: AEC-Q100 qualification status] |
| Number of I/O Lines | — | 16 lines |
| 介面類型 | — | I2C and SMBus |
| 工作電源電壓 | — | 2.5 V to 5.5 V |
| Maximum I2C Bus Frequency | — | 400 kHz |
| Maximum Standby Current | — | 10 uA |
| Hardware Address Inputs | — | 3 address pins |
| Maximum Devices per Bus | — | 8 devices |
| 工作溫度 | — | -40 C to +85 C |
| Output Drive Capability | — | [DATA_NEEDED: output current rating] |
| Output Port Configuration | — | Latched quasi-bidirectional |
| Active-High Output Mechanism | — | Current source to VCC |
| LED Direct Drive | — | Supported |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |
| Halogen-Free Status | — | [DATA_NEEDED: halogen-free status] |