CY8C4247FNI-BL493T

Overview

The CY8C4247FNI-BL493T is a PSoC™ 4 MCU with AIROC™ Bluetooth® LE based on an Arm® Cortex®-M0 CPU. It features up to 256 KB of flash and 32 KB of SRAM, operating at a maximum frequency of 48 MHz. The device integrates a Bluetooth® LE 4.2 radio subsystem supporting 2.4-GHz RF transmission with output power ranging from -18 dBm to +3 dBm. Analog capabilities include a 12-bit SAR ADC with 1-Msps sampling rate, four opamps, and two low-power comparators. Digital resources consist of four universal digital blocks (UDBs) and two serial communication blocks (SCBs). The component supports up to 36 programmable GPIOs and includes capacitive sensing (CAPSENSE™) functionality.

Feature Summary

• Integrated Bluetooth® Low Energy radio and subsystem for wireless connectivity
• Reconfigurable analog and digital blocks for flexible system design
• Low-power modes including Deep Sleep and Hibernate for extended battery life
• Capacitive sensing support with automatic hardware tuning

Applications

• Bluetooth® Low Energy wearable devices
• Smart home sensors and actuators
• Industrial monitoring systems requiring wireless data transmission
• Consumer electronics with touch interface capabilities

Procurement Notes

Verify the specific package type and ordering suffix against the manufacturer's current datasheet, as availability may vary. Confirm RoHS compliance status and lead times directly with authorized distributors or Infineon Technologies. Ensure that the selected variant matches the required memory size and pin count for your application design.

Selection Notes

Select this component when a combination of ARM Cortex-M0 processing, integrated Bluetooth® LE connectivity, and programmable analog/digital peripherals is required. Consider the available flash and SRAM sizes relative to application firmware requirements. Evaluate the GPIO count and peripheral configuration needs against the device's fixed-function and programmable block resources.

Part Context

This part belongs to the PSoC™ 4 CY8C4xxx-BL family, which combines microcontroller capabilities with AIROC™ Bluetooth® LE technology. The family is designed for applications needing low power consumption and wireless connectivity in a single chip solution. It utilizes the PSoC™ Creator IDE for hardware and firmware co-design.

Replacement Considerations

Check for updated revisions within the CY8C42xx-BL series. Consult Infineon's official replacement guides for end-of-life notifications. Verify pin-to-pin compatibility if substituting with other PSoC™ 4 variants.

FAQ

What is the maximum operating frequency of the CPU?

The Arm® Cortex®-M0 CPU operates at a maximum frequency of 48 MHz.

Does the device support capacitive sensing?

Yes, the device includes CAPSENSE™ technology with automatic hardware tuning algorithms.

What is the Bluetooth® version supported?

The device supports Bluetooth® Low Energy 4.2 specification.