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CYW4356XKWBGT

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CYW4356XKWBGT

IC RF TXRX+MCU BLE 395WLCSP

Manufacturer: Infineon Technologies

Categories: RF Transceiver ICs

Quality Control: Learn More

Infineon Technologies CYW4356XKWBGT is a highly integrated RF transceiver and microcontroller solution supporting Bluetooth v4.1 and Wi-Fi 802.11a/b/g/n standards. Operating in the 2.4GHz band, this component offers robust wireless connectivity with a transmit power of 19.5dBm and a receive sensitivity of -95dBm. It features a combined TxRx and MCU architecture, simplifying designs for applications requiring both wireless communication and embedded processing. The CYW4356XKWBGT supports multiple modulation schemes including 8DPSK, DQPSK, and GFSK. On-chip peripherals include I2S, SPI, and UART serial interfaces, along with 16 GPIO pins, enabling flexible integration into various embedded systems. Packaged in a 395-WLCSP (4.87x7.67), this surface-mount device operates within a temperature range of -30°C to 85°C and accepts supply voltages from 1.2V to 3.3V. This component is well-suited for use in Consumer Electronics, Internet of Things (IoT) devices, and Wearable Technology.

Additional Information

Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: 13 week(s)Product Status: Not For New DesignsPackaging: Tape & Reel (TR)Datasheet:
Technical Details:
PackagingTape & Reel (TR)
Package / Case395-XFBGA, WLCSP
Sensitivity-95dBm
Mounting TypeSurface Mount
Frequency2.4GHz
TypeTxRx + MCU
Operating Temperature-30°C ~ 85°C
Voltage - Supply1.2V ~ 3.3V
Power - Output19.5dBm
Protocol802.11a/b/g/n, Bluetooth v4.1
Supplier Device Package395-WLCSP (4.87x7.67)
GPIO16
Modulation8DPSK, DQPSK, GFSK
RF Family/StandardBluetooth, WiFi
Serial InterfacesI2S, SPI, UART
ProgrammableNot Verified

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Infineon Technologies FAQs

Infineon Technologies manufactures a wide range of semiconductor components with a strong emphasis on power electronics, automotive systems, and security solutions.

Infineon’s core components include:

  • Power semiconductors (MOSFETs, IGBTs, SiC and GaN devices)
  • Microcontrollers (MCUs) for automotive and industrial applications
  • Analog and mixed-signal ICs
  • Sensors (including radar and environmental sensors)
  • Security and authentication ICs
  • Automotive semiconductors (powertrain, ADAS, and safety systems)
  • Wireless and connectivity solutions (Bluetooth, Wi-Fi, and RF)

Infineon specializes in energy-efficient power management, secure connectivity, and high-reliability automotive solutions.

Infineon serves industries that require power efficiency, system safety, and secure connectivity.

Infineon’s key industries include:

  • Automotive and electric vehicles (EVs)
  • Industrial automation and motor control
  • Renewable energy and power infrastructure
  • Consumer electronics and home appliances
  • Internet of Things (IoT) and smart devices
  • Security and identification (payments, access control)

These industries rely on Infineon for power efficiency, system protection, and secure semiconductor solutions.

Infineon is known for power semiconductor technologies, automotive microcontrollers, and security solutions.

Key Infineon product lines include:

  • AURIX - automotive microcontrollers for safety-critical applications
  • XMC - ARM-based microcontrollers for industrial applications
  • PSoC - programmable system-on-chip solutions (via Cypress acquisition)
  • CoolMOS - high-voltage power MOSFETs
  • OptiMOS - low-voltage power MOSFETs
  • CoolSiC - silicon carbide power devices for high-efficiency systems
  • EiceDRIVER - gate driver ICs for power semiconductors
  • OPTIGA - security solutions for authentication and IoT security
Frequently Asked Questions

As a full line supplier, we specialize in sourcing obsolete and hard to find electronic components for your projects.

After we receive your request submission, one of our account executives will reach out to your team to gather more information about your project requirements and ensure we tailor the order to your needs.

Once requirements such as date codes, quantities, target prices, testing requirements, and more are discussed, our purchasing team will secure stock through Microchip USA’s direct access to manufacturing partners’ excess inventory lists.

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Our net terms for electronic component sourcing are flexible and vary by order. Our account executives will work with you to ensure our terms meet your company’s needs. We also offer scheduled shipments and inventory management solutions to ensure a steady supply of electronic components, maintain cash flow, and maximize warranty periods. We always offer a warranty on all tested parts. See our sales terms and conditions for more information.

We partner with industry-leading AS6171 & AS6081-certified third party testing labs to mitigate risk and support a wide array of end uses for your company’s requirements. Testing includes but isn’t limited to: Decapsulation & Internal Dye Verification. X-Ray Inspection & Analysis, External Visual Inspection, Surface Texture Analysis (SEM), and Electrical Pin Correlation.