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.
SI4438-B1C-FM Real Image
Same model may have multiple batches, images only for reference.

SI4438-B1C-FM

Part No SI4438-B1C-FM
Manufacturer Silicon Labs
Catalog RF Transceiver ICs
Description IC RF TXRX+MCU ISM<1GHZ 20VFQFN
Datasheet
SI4438-B1C-FM Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories RF/IF and RFID
Estimated Pruduction Lead Time 19 Weeks
Features IC RF TxRx + MCU General ISM < 1GHz - 425MHz ~ 525MHz 20-VFQFN Exposed Pad
Manufacturer Silicon Labs
Package Tray
Operating Temperature Range -40°C ~ 85°C
Mounting Surface Mount
Package 20-VFQFN Exposed Pad
Case / Package 20-QFN (4x4)
Family Name Si4438
MSL Level 1 (Unlimited)
ECCN EAR99
HTSUS 8542.39.0001
Quantity per package 490
Popularity High
Supply and Demand Status Balance
Win Source Part Number 894550-SI4438-B1C-FM
Ultra Librarian 3D Model Ultra Librarian SI4438-B1C-FM CAD Model

Description

The Silicon Labs SI4438-B1C-FM is an IC RF TxRx + MCU General ISM < 1GHz - 425MHz ~ 525MHz with a 20-VFQFN exposed pad package.

  • Frequency Range: 425MHz ~ 525MHz
  • Package: 20-VFQFN exposed pad
  • Mounting Type: Surface Mountable
  • Family: Si4438
  • Operating Temperature: -40°C to 85°C
  • Supply Voltage: Not Specified
  • Production Status: Not Currently in Production
  • Supply and Demand Status: Balanced
  • Estimated Production Lead Time: 19 weeks

You May Also Be Interested in

QPG6200LTR13 Qorvo
QPG6200LTR13
Qorvo US Inc.
QPG6200 10DBM 4X4QFN32
Need more? Email Us
EFR32MG1P132F256IM32-C0 Silicon Labs
EFR32MG1P132F256IM32-C0
Silicon Labs
IC RF TXRX+MCU 802.15.4 32QFN
Need more? Email Us
EFR32MG1P132F256IM32-C0R Silicon Labs
EFR32MG1P132F256IM32-C0R
Silicon Labs
IC RF TXRX+MCU 802.15.4 32QFN
Need more? Email Us
EFR32MG21A020F1024IM32-D Silicon Labs
EFR32MG21A020F1024IM32-D
Silicon Labs
IC RF TXRX+MCU 802.15.4 32QFN
Need more? Email Us
EFR32ZG28B322F1024IM68-A Silicon Labs
EFR32FG13P232F512GM32-D
Silicon Labs
IC RF TXRX+MCU 802.15.4 68QFN
Need more? Email Us
NRF54L05-QFAA-R7 Nordic Semiconductor ASA
NRF54L05-QFAA-R7
Nordic Semiconductors
IC RF TXRX+MCU
Lowest to $4.3985
DA14699-00000HR2 Renesas Electronics Corporation
DA14699-00000HR2
Renesas Electronics America
IC RF TXRX+MCU BLE 100VFBGA
Need more? Email Us
EFR32MG12P433F1024IM48-C Silicon Labs
EFR32MG12P433F1024IM48-C
Silicon Labs
IC RF TXRX+MCU 802.15.4 48QFN
Need more? Email Us
EFR32FG13P231F512GM32-D Silicon Labs
EFR32FG13P231F512GM32-D
Silicon Labs
IC RF TXRX+MCU 802.15.4 32RQFN
Need more? Email Us

Top Sellers

EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $5.9399
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
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.3053
EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0357
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.3053
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
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $7.4300
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.2271
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.4542
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $11.8797
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647

Pricing & Ordering

Quantity Unit Price Ext. Price
21+ $2.4699 $51.8679
50+ $2.0266 $101.3300
77+ $1.9632 $151.1664
106+ $1.8999 $201.3894
137+ $1.8366 $251.6142
183+ $1.6466 $301.3278
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 13,000 pieces
MOQ: 21 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