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CY8C4128LQI-BL473

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CY8C4128LQI-BL473

IC RF TXRX+MCU BLE 56QFN

Manufacturer: Infineon Technologies

Categories: RF Transceiver ICs

Quality Control: Learn More

Infineon Technologies PSOC™ 4 CY8C41xx BLE series CY8C4128LQI-BL473 is a Bluetooth v4.2 enabled RF transceiver with an integrated microcontroller. This device operates in the 2.4GHz ISM band and supports GFSK modulation with a maximum data rate of 8Mbps. It features a transmit power of 3dBm and a receive sensitivity of -92dBm. The CY8C4128LQI-BL473 incorporates 256kB of Flash memory, 8kB of ROM, and 32kB of SRAM, along with 36 GPIO pins. Serial communication is facilitated through I2C, SPI, and UART interfaces. Designed for surface mount applications, it is housed in a 56-UFQFN exposed pad package. Typical operating current for receiving is 16.4mA to 18.7mA, and for transmitting is 16.5mA to 20mA, with a supply voltage range of 1.8V to 5.5V. This component is commonly utilized in industrial, medical, and consumer electronics applications.

Additional Information

Series: PSOC™ 4 CY8C41xx BLERoHS Status: ROHS3 CompliantManufacturer Lead Time: 13 week(s)Product Status: ObsoletePackaging: TrayDatasheet:
Technical Details:
PackagingTray
Package / Case56-UFQFN Exposed Pad
Sensitivity-92dBm
Mounting TypeSurface Mount
Frequency2.4GHz
Memory Size256kB Flash, 8kB ROM, 32kB SRAM
TypeTxRx + MCU
Operating Temperature-40°C ~ 85°C (TA)
Voltage - Supply1.8V ~ 5.5V
Power - Output3dB
ProtocolBluetooth v4.2
Current - Receiving16.4mA ~ 18.7mA
Data Rate (Max)8Mbps
Current - Transmitting16.5mA ~ 20mA
Supplier Device Package56-QFN (7x7)
GPIO36
ModulationGFSK
RF Family/StandardBluetooth, General ISM > 1GHz
Serial InterfacesI2C, SPI, UART
ProgrammableNot Verified

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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)
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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:

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