SI4021-A1-FT Silicon Laboratories Inc, SI4021-A1-FT Datasheet - Page 28

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SI4021-A1-FT

Manufacturer Part Number
SI4021-A1-FT
Description
IC TX FSK 915MHZ 5.4V 16-TSSOP
Manufacturer
Silicon Laboratories Inc
Datasheet

Specifications of SI4021-A1-FT

Package / Case
16-TSSOP
Frequency
433MHz, 868MHz, 915MHz
Modulation Or Protocol
FSK, OOK
Data Rate - Maximum
512kbps
Power - Output
8dBm
Current - Transmitting
24mA
Data Interface
PCB, Surface Mount
Antenna Connector
PCB, Surface Mount
Voltage - Supply
2.2 V ~ 5.4 V
Operating Temperature
-40°C ~ 85°C
Operating Frequency
433 MHz to 915 MHz
Mounting Style
SMD/SMT
Operating Supply Voltage
2.2 V to 5.4 V
Supply Current
1.5 mA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
-
Applications
-
Memory Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1622-5

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SI4021-A1-FTR
Manufacturer:
SILICON
Quantity:
5 000
MATCHING NETWORK FOR A 50 OHM SINGLE ENDED OUTPUT
Matching Network Schematic
Note 1:
Note 2:
Note 3:
and VSS pins
433 MHz
868 MHz
915 MHz
Si4021
1 mm thick board
1.5 mm thick board
C4 must be connected parallel to the supply decoupling capacitors (10nF + 2.2µF recommended) as close as possible to the VDD
L1 [nH]
5.1
4.3
16
L2 [nH]
47
24
24
L3 [nH]
390
100
100
L4 [nH]
5.1
4.3
16
(Note 1)
C1 [pF]
3.3
2
2
(Note 2)
C1 [pF]
3.3
1.5
1.8
C2 [pF]
6.0
2.2
2.2
C3 [pF]
2.7
1.2
1.2
(Note 3)
Si4021
C4 [pF]
220
47
33
28