SI4421-A1-FT Silicon Laboratories Inc, SI4421-A1-FT Datasheet - Page 8

• Manufacturer Part Number: SI4421-A1-FT
• Description: IC TXRX FSK 915MHZ 3.8V 16-TSSOP
• Manufacturer: Silicon Laboratories Inc

Specifications of SI4421-A1-FT

• Package / Case: 16-TSSOP
• Frequency: 433MHz, 868MHz, 915MHz
• Data Rate - Maximum: 256kbps
• Modulation Or Protocol: FSK
• Power - Output: 7dbm
• Sensitivity: -110dBm
• Voltage - Supply: 2.2 V ~ 3.6 V
• Current - Receiving: 15mA
• Current - Transmitting: 28mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Number Of Receivers: 2
• Number Of Transmitters: 2
• Wireless Frequency: 433 MHz to 915 MHz
• Interface Type: SPI
• Output Power: 5 dBm to 7 dBm
• Operating Supply Voltage: 2.2 V to 3.8 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Maximum Supply Current: 25 mA
• Minimum Operating Temperature: - 40 C
• Modulation: FSK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Applications: -
• Memory Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1631-5

GENERAL DEVICE SPECIFICATIONS
All voltages are referenced to V
Absolute Maximum Ratings (non-operating)
Recommended Operating Range
Note 1: The voltage on RF1 and RF2 pins can be higher than the actual V
Note 2: The actual voltage on RF1 and RF2 pins can be lower than the current V
Symbol
Symbol
V
V
T
ESD
V
V
V
T
T
I
op
dd
oc
in
dd
oc
ld
in
st
Parameter
Positive supply voltage
Voltage range on open collector outputs (RF1, RF2)
Ambient operating temperature
Parameter
Positive supply voltage
Voltage on any pin (except RF1 and RF2)
Voltage on open collector outputs (RF1, RF2)
Input current into any pin except VDD and VSS
Electrostatic discharge with human body model
Storage temperature
Lead temperature (soldering, max 10 s)
ss
, the potential on the ground reference pin VSS.
dd
V
dd
but cannot exceed 7 V.
-1.5 (Note 2)
Min
-0.5
-0.5
-0.5
-25
-55
Min
2.2
-40
dd
but never should go below 1.2 V.
V
dd
+1.5 (Note 1)
V
V
1000
Max
dd
Max
dd
125
260
25
3.8
85
6
+0.5
+1.5
Units
Units
mA
o
o
o
V
V
V
V
V
V
C
C
C
Si4421
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