Overview
The PCA8574TS,118 is a general-purpose remote I/O expansion IC produced by NXP USA Inc. This component utilizes the two-wire bidirectional I²C-bus (serial clock (SCL), serial data (SDA)) for communication. It is designed to provide 8-bit remote I/O expansion, making it suitable for various applications requiring additional I/O ports.
Key Specifications
| Parameter | Value |
|---|---|
| Interface | I²C |
| Number of I/O | 8 |
| Package Type | 20-SSOP (0.173", 4.40mm Width) |
| Supply Voltage | 2.3 V ~ 5.5 V |
| Clock Frequency | 400 kHz |
| Output Current - Source/Sink | 100 µA, 25 mA |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
| Interrupt Output | Yes |
Key Features
- General-purpose remote I/O expansion via I²C-bus.
- 8-bit I/O port with interrupt capability.
- Power-on Reset (POR) feature.
- Push-pull output structure.
- Operating voltage range: 2.3 V to 5.5 V.
- Clock frequency up to 400 kHz.
Applications
The PCA8574TS,118 is versatile and can be used in various applications, including:
- Industrial control systems.
- Automotive systems requiring additional I/O ports.
- Consumer electronics needing remote I/O expansion.
- Medical devices and equipment.
- Any system requiring I²C-bus communication for I/O expansion.
Q & A
- What is the primary function of the PCA8574TS,118? The PCA8574TS,118 provides general-purpose remote I/O expansion via the I²C-bus.
- How many I/O ports does the PCA8574TS,118 offer? It offers 8-bit I/O ports.
- What is the operating voltage range of the PCA8574TS,118? The operating voltage range is 2.3 V to 5.5 V.
- What is the maximum clock frequency supported by the PCA8574TS,118? The maximum clock frequency is 400 kHz.
- Does the PCA8574TS,118 have an interrupt output capability? Yes, it does have an interrupt output capability.
- What is the package type of the PCA8574TS,118? The package type is 20-SSOP (0.173", 4.40mm Width).
- Is the PCA8574TS,118 RoHS compliant? Yes, it is lead free and RoHS compliant.
- What is the operating temperature range of the PCA8574TS,118? The operating temperature range is -40°C to 85°C.
- Does the PCA8574TS,118 have a Power-on Reset (POR) feature? Yes, it does have a POR feature.
- What are some common applications of the PCA8574TS,118? Common applications include industrial control systems, automotive systems, consumer electronics, and medical devices.
