EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
CYW20721B2KUMLG
Same model may have multiple batches, images only for reference.

CYW20721B2KUMLG

Part No CYW20721B2KUMLG
Manufacturer Infineon Technologies
Catalog RF Transceiver ICs
Description Bluetooth, BLE and IEEE 802.15.4 / IC RF TxRx + MCU Bluetooth Bluetooth v5.1 + EDR 2.4GHz 40-UFQFN Exposed Pad
Datasheet
CYW20721B2KUMLG Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category RF and Wireless - RF Transceiver ICs
Mfr Infineon Technologies
Package Tray
Type TxRx + MCU
RF Family/Standard Bluetooth
Protocol Bluetooth v5.1 + EDR
Modulation 8DPSK, 8PSK, DQPSK, GFSK, QPSK
Frequency 2.4GHz
Data Rate (Max) 3Mbps
Power - Output 5dBm
Sensitivity -95.5dBm
Memory Size 1MB Flash, 512kB RAM, 2MB ROM
Serial Interfaces I²C, I²S, PCM, PDM, SPI, UART
GPIO 16
Voltage - Supply 1.76V ~ 3.63V
Current - Receiving 5.9mA
Current - Transmitting 5.6mA
Temperature Range - Operating -30°C ~ 85°C
Mounting Type Surface Mount
Package / Case 40-UFQFN Exposed Pad
Supplier Device Package 40-QFN (5x5)
Base Product Number CYW20721
Standard Package 490
MSL Level 3 (168 Hours)
REACH Status REACH Unaffected
Win Source Part Number 1338117-CYW20721B2KUMLG
Ultra Librarian 3D Model Ultra Librarian CYW20721B2KUMLG CAD Model

Description

The Infineon Technologies 1338117-CYW20721B2KUMLG is a Bluetooth v5.1 + EDR RF transceiver IC with a frequency of 2.4 GHz.

  • Manufacturer: Infineon Technologies
  • Product: 1338117-CYW20721B2KUMLG
  • Protocol: Bluetooth v5.1 + EDR
  • Frequency: 2.4 GHz
  • Memory: 1 MB flash, 512 kB RAM, 2 MB ROM
  • Power Output: 5 dBm
  • Sensitivity: -95.5 dBm
  • Data Rate (Max): 3 Mbps
  • Current - Receiving: 5.9 mA
  • Current - Transmitting: 5.6 mA
  • Voltage Supply: 1.76 V to 3.63 V
  • Mounting Type: Surface Mount
  • Package: 40-UFQFN Exposed Pad
  • Number of GPIO: 16
  • Modulation: 8DPSK, 8PSK, DQPSK, GFSK, QPSK
  • Status: Obsolete

You May Also Be Interested in

CYW43353LIUBGT Infineon Technologies
CYW43353LIUBGT
Infineon Technologies
IC RF TXRX+MCU BLE 145WLBGA
Need more? Email Us
ATMEGA128RFR2-ZUR Microchip Technology
ATMEGA128RFR2-ZUR
Microchip Technology
IC RF TXRX+MCU 802.15.4 64QFN
Need more? Email Us
EFR32FG14P232F256GM32-B Silicon Labs
EFR32FG14P232F256GM32-B
Silicon Labs
IC RF TXRX+MCU 802.15.4 32QFN
Need more? Email Us
EZR32LG230F128R61G-C0 Silicon Labs
EZR32LG230F128R61G-C0
Silicon Labs
IC RF TXRX+MCU 802.15.4 64QFN
Need more? Email Us
ST60A2G0C1D7GYO STMicroelectronics
ST60A2G0C1D7GYO
STMicroelectronics
RF_MMWAVE
Need more? Email Us
RTL8370MBI-CG Realtek – Price, Stock & Datasheet
RTL8370MBI-CG
Realtek
3.135V~3.465V QFP-176 RF Transceiver ICs RoHS
Lowest to $19.2963
STM32WLE5JCI6TR STMicroelectronics
STM32WLE5JCI6TR
STMicroelectronics
IC RF TXRX+MCU ISM<1GHZ 73UFBGA
Need more? Email Us
EFR32FG23A020F512GM40-B Silicon Labs
EFR32FG23A020F512GM40-B
Silicon Labs
IC RF TXRX+MCU ISM<1GHZ 40QFN
Need more? Email Us
SYN531R Synoxo – Price, Stock & Datasheet
SYN531R
Synoxo
-109dBm 1kbps 300MHz~450MHz 433.92MHz 3.6V~5.5V SOIC-8 RF Transceiver ICs RoHS
Lowest to $0.1892

Top Sellers

CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.6828
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.1782
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0214
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.4125
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.4151
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.5143
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.2166
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985

Pricing & Ordering

Quantity Unit Price Ext. Price
6+ $9.7779 $58.6674
15+ $8.0230 $120.3450
23+ $7.7722 $178.7606
31+ $7.5215 $233.1665
40+ $7.2709 $290.8360
54+ $6.5186 $352.0044
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 485 pieces
MOQ: 6 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess