CY8C201A0-SX2I - 10-I/O CapSense Controller | Infineon
N.º de pieza: CY8C201A0-SX2I ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $0 | $0,00 |
| 10 | $0 | $0,00 |
| 100 | $0 | $0,00 |
| 500 | $0 | $0,00 |
| 1.000 | $0 | $0,00 |
CY8C201A0-SX2I Descripción general
A capacitive-touch controller is a type of interface IC that detects changes in capacitance caused by a user's finger and converts those changes into digital control events. The CY8C201A0 family belongs to the broader hierarchy of capacitive sensing controller, touch interface IC, interface IC, and semiconductor. Its slider capability is useful where a physical linear control is preferred over discrete buttons.
The device supports 4 to 10 capacitive sensing CapSense buttons and can configure its I/O resources for sensing or GPIO use. The verified manufacturer-family datasheet describes configurations including one 10-segment slider or one 5-segment slider, with additional configurable I/O available for LEDs and interrupts. Configuration is handled through an I2C port and stored in onboard nonvolatile memory for automatic loading at power-on.
Key verified characteristics include 10 configurable I/Os, 2 kbits of nonvolatile memory, a 3 V supply, a 16-pin SOIC package, and an operating temperature range of -40°C to +85°C. Search results also identify 1.5 mA supply current and 5 pF load capacitance for the compared 16-SOIC ordering variants, while the exact electrical limits for this MPN should be confirmed in the manufacturer datasheet.
Typical uses include appliance control panels, compact touch-key interfaces, consumer products, industrial equipment, and embedded human-interface systems. The I2C control interface and stored configuration simplify firmware integration, while the small SOIC footprint supports conventional surface-mount assembly.
Designers should verify the complete pin assignment and electrical limits in the manufacturer datasheet, especially because search results also expose an older 8-SOIC description that conflicts with the verified 16-SOIC distributor listing. PCB designs should preserve the documented I2C pull-up arrangement and provide appropriate grounding and sensor-layout practices for stable capacitive measurements.
This page consolidates verified distributor listings, manufacturer-family datasheet information, a strict drop-in alternative review, application guidance, and practical design notes. It is intended to help engineers evaluate procurement, compatibility, and implementation requirements without relying on a single retail listing.
Alternativas directas para CY8C201A0-SX2I — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
CY8C201A0-SX2IT
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
CY8C201A0-SX2I Especificaciones
| Product Type | CapSense Express capacitive-touch controller |
| Configurable I/O Count | 10 I/Os |
| Capacitive Sensing Button Support | 4 to 10 CapSense buttons |
| Slider Configuration | One 10-segment slider or one 5-segment slider |
| Onboard Nonvolatile Memory | 2 kbits |
| Configuration Interface | I2C |
| Tensión de alimentación | 3 V |
| Corriente de alimentación | 1.5 mA |
| Load Capacitance | 5 pF |
| Temperatura de funcionamiento | -40°C to +85°C |
| Encapsulado | 16-pin SOIC |
| Package Body | 0.150 inch, MS-012 |
| Tipo de montaje | Surface mount |
| Lead Quantity | 16 pins |
| Estado del ciclo de vida | Active |
Guía de configuración de pines de CY8C201A0-SX2I 0.150 inch, ms-012
Configuración de pines para CY8C201A0-SX2I (encapsulado 0.150 inch, ms-012). La numeración de pines, las funciones y los diagramas de conexión se definen en la hoja de datos del fabricante. Consúltela para conocer el footprint exacto y las directrices de soldadura.
No hay datos detallados de patillaje disponibles para CY8C201A0-SX2I.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
CY8C201A0-SX2I es adecuado para 6 aplicacións: Appliance Touch Control Panel, Consumer Touch Key Interface, Industrial Equipment User Interface, Smart Home Control Module, Audio Equipment Touch Front Panel, Portable Device Touch Control.
Appliance Touch Control Panel
The CY8C201A0-SX2I fits an appliance control panel that needs a linear touch control plus discrete status feedback. Its 10 configurable I/Os can support capacitive sensing buttons or GPIO duties such as LED drive and interrupt handling, while the verified 3 V supply suits compact embedded control assemblies. Configuration is loaded through I2C and retained in 2 kbits of onboard nonvolatile memory, allowing the controller to restore its programmed operating mode at power-on. The 16-pin SOIC package also simplifies conventional PCB assembly. Engineers should confirm the exact slider segmentation, terminal mapping, and sensor layout in the CY8C201A0 datasheet before finalizing the PCB.
Recomendado
Consumer Touch Key Interface
The CY8C201A0-SX2I is appropriate for a consumer touch-key interface requiring up to 10 capacitive buttons or a slider without allocating a larger host-controller footprint. The verified manufacturer-family description confirms support for 4 to 10 CapSense buttons, one 10-segment slider, or one 5-segment slider. A 3 V supply and reported 1.5 mA supply current are useful for compact products, while I2C programming and automatic loading from 2 kbits of nonvolatile memory reduce repetitive setup. The integration must still be validated against the product's mechanical enclosure, electrode geometry, grounding, and expected finger conditions.
Recomendado
Industrial Equipment User Interface
The CY8C201A0-SX2I can support a compact industrial equipment interface that includes a slider for level or speed selection and capacitive buttons for mode entry. Its verified operating range of -40°C to +85°C provides useful temperature coverage for many indoor industrial environments, although the complete enclosure temperature must be checked. The 10 configurable I/Os offer a mix of CapSense and GPIO functions, and the 16-pin SOIC package supports conventional surface-mount layouts. Firmware can configure the device over I2C and rely on nonvolatile configuration at startup. Verify EMC, touch performance, and environmental compliance separately for the finished system.
Recomendado
Smart Home Control Module
The CY8C201A0-SX2I suits a smart-home wall controller or tabletop module where a touch slider and a small number of capacitive buttons provide local control. The 3 V operating supply, 10 configurable I/Os, and I2C configuration interface allow the touch device to coexist with a host controller and indicator LEDs. Automatic restoration of a stored configuration from 2 kbits of nonvolatile memory supports predictable power-up behavior. In this application, the sensor electrodes should be isolated from noisy power and ground paths, and the I2C pull-up network should be calculated for the host bus voltage and capacitance. The finished module also needs its own safety and regulatory assessment.
Recomendado
Audio Equipment Touch Front Panel
The CY8C201A0-SX2I is suitable for an audio amplifier or receiver front panel requiring a volume slider and capacitive source-selection buttons. The controller can use its 10 I/Os for touch functions and GPIO-driven feedback, while the slider can be implemented as 10 segments or 5 segments according to the verified family documentation. Because it is a dedicated capacitive interface controller, the device avoids assigning every sensing function to the main audio processor. Its 16-pin SOIC footprint simplifies mixed-signal board partitioning, but sensor traces should be kept away from switching regulators and high-current output stages. Validate the I2C address, configuration storage, and touch response during prototype testing.
Recomendado
Portable Device Touch Control
The CY8C201A0-SX2I can serve as a compact touch-control element in a portable product that needs a slider and limited direct tactile commands. The verified 3 V supply and reported 1.5 mA supply current align with low-voltage embedded designs, while the 2 kbits of onboard nonvolatile memory preserve configuration without requiring the host to rewrite it after every reset. The 10 configurable I/Os allow sensing and auxiliary GPIO functions to share one package. Because battery products impose strict leakage and standby requirements, engineers should review the complete datasheet operating modes and measure current in the intended idle state. Mechanical electrode geometry and enclosure material will strongly influence usable touch performance.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para CY8C201A0-SX2I — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | CY8C201A0-SX2IT |
|---|---|---|
| Brand | Infineon Technologies | Infineon Technologies |
| Package | SOIC-16 | SOIC-16 |
| Configurable I/O Count | 10 I/Os | 10 I/Os |
| Supply Current | 1.5 mA | 1.5 mA |
| Load Capacitance | 5 pF | 5 pF |
| Configuration Interface | I2C | I2C |
| Nonvolatile Memory | 2 kbits | 2 kbits |
| Slider Support | One 10-segment or one 5-segment slider | One 10-segment or one 5-segment slider |
Diferenciadores clave
- Integrated slider and configurable I/O resource allocation (frente a CY8C201A0-SX2IT)
- Configuration retention for automatic power-on loading (frente a CY8C201A0-SX2IT)
- Equivalent reported electrical performance (frente a CY8C201A0-SX2IT)
Notas de diseño
Confirm the 16-pin SOIC terminal assignment from the manufacturer-family datasheet before routing the PCB. The supplied search results include an older 8-SOIC description, while DigiKey and Mouser identify CY8C201A0-SX2I as a 16-SOIC device. Use the 16-pin land pattern and verify every VDD, ground, I2C, and sensor connection against the ordering code to avoid a footprint or pin-function mismatch.
Keep capacitive sensor traces and electrodes away from switching nodes, high-current return paths, inductors, and noisy digital clocks. Route sensor connections as short as practical and use a stable ground reference. Because slider performance depends on electrode geometry and enclosure material, evaluate the sensor layout in the final mechanical assembly and tune the documented configuration values rather than relying on PCB-only simulation.
Do not assume that every 16-SOIC capacitive controller is interchangeable with this device. The CY8C201A0-SX2I depends on a defined 10-I/O, slider-capable architecture, I2C configuration, and 2-kbit nonvolatile configuration store. Validate the host-driver sequence, address usage, configuration persistence, sensor baseline, and startup behavior. Also confirm whether the intended supplier option is a tube or reel before placing the purchase order.
Información de cumplimiento
The supplied verified web results do not explicitly state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. No compliance claim should be inferred solely from distributor category data.