ChipApex | Global Electronic Components Supplier
SEARCH
Search Product
Search Post
— IC芯片 | 连接器 | 传感器 | 被动器件 —
Consult the customer manager about the wholesale price.
consultation hotline：86-132-6715-2157
email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.
Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.
Product Detailed Parameters
- Description：MICROPROCESSOR CIRCUIT PDSO8
- Series：CAPSENSE™ Express™
- Mfr：Cypress Semiconductor Corp
- Package：Tube
- Type：Buttons
- Proximity Detection：No
- Number of Inputs：Up to 2
- LED Driver Channels：Up to 2
- Interface：I2C
- Resolution：-
- Voltage - Supply：2.4V ~ 5.25V
- Current - Supply：1.5mA
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Grade：-
- Qualification：-
Download product information
Overview
The CY8C20121-SX1I is a capacitive touch controller from Cypress Semiconductor, designed for button and small screen applications. It supports up to two buttons or a small touch screen interface via a serial I2C connection. The device operates within an 8-pin SOIC package, providing a compact solution for integrating capacitive sensing into embedded systems. It functions as a CapSense Express controller, enabling direct interaction with touch inputs without complex external processing.
Feature Summary
- Supports capacitive sensing for one or two buttons
- Enables small touch screen control capabilities
- Utilizes serial I2C communication interface
- Packaged in an 8-pin SOIC format
Applications
- Capacitive touch button interfaces
- Small touch screen controllers
- Embedded human-machine interface devices
- Consumer electronics input controls
Procurement Notes
Verify the specific ordering suffix and package type against official Cypress documentation to ensure compatibility with your design requirements. Confirm that the component matches the intended application for capacitive touch sensing. Check for any updated revisions or alternative packages if availability is constrained. Ensure all electrical specifications align with your system's voltage and interface standards before procurement.
Selection Notes
Select this component when a dedicated capacitive touch controller for one or two buttons is required. It is suitable for applications needing a simple I2C interface for touch input. Consider the 8-pin SOIC package size constraints. Evaluate if the CapSense Express functionality meets the specific sensing needs of the target product.
Part Context
This part belongs to the CapSense Express family of controllers from Cypress Semiconductor. These components are designed to simplify the integration of capacitive touch technology into various electronic devices. The series offers solutions for different touch input complexities, ranging from single buttons to small screens.
Replacement Considerations
Check for equivalent parts within the same CapSense Express family, such as variants with different package options or slight functional adjustments. Verify pin compatibility and software configuration requirements when considering substitutes.
