SI4421-A0-FT Silicon Laboratories Inc, SI4421-A0-FT Datasheet - Page 9

• Manufacturer Part Number: SI4421-A0-FT
• Description: IC TXRX FSK 915MHZ 3.8V 16-TSSOP
• Manufacturer: Silicon Laboratories Inc

Specifications of SI4421-A0-FT

• Frequency: 433MHz, 868MHz, 915MHz
• Data Rate - Maximum: 256kbps
• Modulation Or Protocol: FSK
• Applications: ISM
• Power - Output: 7dbm
• Sensitivity: -110dBm
• Voltage - Supply: 2.2 V ~ 3.8 V
• Current - Receiving: 15mA
• Current - Transmitting: 28mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1737-5

ELECTRICAL SPECIFICATION
Test Conditions: T
DC Characteristics
Notes are on page 12.
I
Symbol
dd_TX_PMAX
I
dd_TX_0
I
V
dd_RX
V
V
V
I
V
I
V
I
I
I
I
pd
lb
wt
ih
lba
oh
x
il
lb
ih
ol
il
Parameter
Supply current
(TX mode, P
Supply current
(TX mode, P
Supply current (RX mode)
Standby current (Sleep mode)
Low battery voltage detector current
consumption
Wake-up timer current consumption
Idle current
Low battery detect threshold
Low battery detection accuracy
Digital input low level voltage
Digital input high level voltage
Digital input current
Digital input current
Digital output low level
Digital output high level
op
= 27
o
C; V
out
out
dd
= 0 dBm)
= P
= V
max
oc
)
= 3.3 V
Conditions/Notes
433 MHz band
868 MHz band
915 MHz band
433 MHz band
868 MHz band
915 MHz band
433 MHz band
868 MHz band
915 MHz band
All blocks disabled
Crystal oscillator on (Note 1)
Programmable in 0.1 V steps
V
V
I
I
ol
oh
il
ih
= 2 mA
= 0 V
= -2 mA
= V
dd
, V
dd
= 3.8 V
0.7·V
V
2.25
Min
dd
-1
-1
-0.4
dd
Typ
0.3
0.5
1.5
0.6
± 3
15
16
17
22
23
24
11
12
13
0.3·V
Max
3.75
1.7
3.5
1.2
0.4
26
27
28
13
14
15
1
1
1
dd
Si4421
Units
mA
mA
mA
mA
µA
µA
µA
µA
µA
%
V
V
V
V
V
9