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Price & Procurement
2,450 In Stock
Can ship immediately
 

Quantity
All prices are in CAD.
Price Break Unit Price Extended Price
1 3.95000 $3.95
25 3.79320 $94.83
100 3.64750 $364.75

Submit a request for quotation on quantities greater than those displayed.

Alternate Package
  • Tape & Reel (TR)  : 336-4757-2-ND
  • Minimum Quantity: 2,500
  • Quantity Available: 0
  • Unit Price: $3.33633
  • Digi-Reel®  : 336-4757-6-ND
  • Minimum Quantity: 1
  • Quantity Available: 2,450 - Immediate
  • Unit Price: Digi-Reel®
  • Tray  : SI4438-B1C-FM-ND
  • Minimum Quantity: 1
  • Quantity Available: 335 - Immediate
  • Unit Price: $3.95000

SI4438-B1C-FMR

Datasheet
Digi-Key Part Number 336-4757-1-ND
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Manufacturer

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Manufacturer Part Number SI4438-B1C-FMR
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Description IC RF TXRX+MCU ISM<1GHZ 20-VFQFN
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Manufacturer Standard Lead Time 8 Weeks
Detailed Description

IC RF TxRx + MCU General ISM < 1GHz 425MHz ~ 525MHz 20-VFQFN Exposed Pad

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Documents & Media
Datasheets Si4438
Si4x6x-B1B and Si4438-B1C Errata
Design Resources Development Tool Selector
Featured Product Internet of Things
PCN Design/Specification PB-1406191 19/Jun/2014
PB-1412051 05/Dec/2014
PCN Assembly/Origin Si44yy Assembly Site Add 16/Nov/2016
Product Attributes
Type Description Select All
Categories
Manufacturer Silicon Labs
Series -
Packaging Cut Tape (CT) 
Part Status Active
Type TxRx + MCU
RF Family/Standard General ISM < 1GHz
Protocol -
Modulation FSK, GFSK, GMSK, OOK
Frequency 425MHz ~ 525MHz
Data Rate (Max) 500kbps
Power - Output 20dBm (Max)
Sensitivity -124dBm
Memory Size -
Serial Interfaces SPI
GPIO 4
Voltage - Supply 1.8V ~ 3.6V
Current - Receiving 14mA
Current - Transmitting 75mA
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 20-VFQFN Exposed Pad
Supplier Device Package 20-QFN (4x4)
 
Environmental & Export Classifications
Lead Free Status Lead free
Moisture Sensitivity Level (MSL) 1 (Unlimited)
For Use With

4438C-490-PDK

BIDIRECTIONAL +20DBM LINK FOR CH

Silicon Labs

$466.55000 Details
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Additional Resources
Standard Package 1
Other Names 336-4757-1