SI4438-B1C-FMR is out of stock and can be placed on backorder.
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Datasheet
IC RF TxRx Only General ISM < 1GHz 425MHz ~ 525MHz 20-VFQFN Exposed Pad
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SI4438-B1C-FMR

DigiKey Part Number
336-4757-2-ND - Tape & Reel (TR)
336-4757-1-ND - Cut Tape (CT)
336-4757-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
SI4438-B1C-FMR
Description
IC RF TXRX ISM<1GHZ 20QFN
Customer Reference
Detailed Description
IC RF TxRx Only General ISM < 1GHz 425MHz ~ 525MHz 20-VFQFN Exposed Pad
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Mfr
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Not For New Designs
DigiKey Programmable
Not Verified
Type
TxRx Only
RF Family/Standard
General ISM < 1GHz
Protocol
-
Modulation
FSK, GFSK, GMSK, OOK
Frequency
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)
Base Product Number
Product Questions and Answers

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Marketplace Stock: 240,000 View Now
Not recommended for new design, minimums may apply View Substitutes or Alternative Package Types
All prices are in GBP
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1£5.51000£5.51
10£4.68600£46.86
25£4.40840£110.21
100£4.03190£403.19
250£3.80920£952.30
500£3.65332£1,826.66
1,000£3.50747£3,507.47
* All Digi-Reel orders will add a £4.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500£3.32891£8,322.27
Manufacturers Standard Package
Unit Price without VAT:£5.51000
Unit Price with VAT:£6.61200

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