SI4322-A1-FT Silicon Laboratories Inc, SI4322-A1-FT Datasheet - Page 6

• Manufacturer Part Number: SI4322-A1-FT
• Description: IC RCVR FSK 915MHZ 3.8V 16-TSSOP
• Manufacturer: Silicon Laboratories Inc
• Type: FSK Receiverr

Specifications of SI4322-A1-FT

• Package / Case: 16-TSSOP
• Frequency: 868MHz, 915MHz
• Sensitivity: -104dBm
• Data Rate - Maximum: 256 kbps
• Modulation Or Protocol: FSK
• Applications: Remote Control, RKE, Security Systems
• Current - Receiving: 14mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Features: RSSI Equipped
• Voltage - Supply: 2.2 V ~ 3.8 V
• Operating Frequency: 915 MHz
• Operating Supply Voltage: 2.5 V, 3.3 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Supply Current: 12 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Operating Temperature: -
• Memory Size: -
• Lead Free Status / Rohs Status: Supplier Unconfirmed
• Other names: 336-1628-5

No
No
AC Characteristics
No
Not t t t t e 1:
No
e 1:
e 1:
e 1:
e 1:
Symbol
f
BW
BR
BRA
P
AFC
IIP3
IIP3
CCR
BR
BR
BR
BR
P
Rin
Cin
RS
RS
C
RS
RS
LO
min
max
ARSSI
1MHz
2MHz
5MHz
10MHz
a
r
step
resp
See matching circuit parameters and antenna design guide for information, and Application Notes available from http://
www.silabs.com.
inh
outh
range
Parameter
Receiver frequency
Receiver bandwidth
FSK bit rate
FSK bit rate
Receiver sensitivity
AFC locking range
Input IP3
Input IP3
Co-channel rejection
Blocking ratio
Blocking ratio
Blocking ratio
Blocking ratio
Maximum input power
RF input impedance real part
(differential) (Note 1)
RF input capacitance
RSSI accuracy
RSSI range
Filter capacitance for ARSSI
RSSI programmable level
steps
DRSSI response time
Conditions/Notes
868 MHz band, 20 kHz resolution
915 MHz band, 20 kHz resolution
mode 1
mode 2
mode 3
mode 4
mode 5
with internal digital filters
with analog filter
BER 10
BR = 9.6 kbps
δf
received signal
in band interferers
out of band interferers
f-f
BER = 10
interferer in the channel
BER = 10
interferer, BW = 134 kHz,
BR = 9.6 kbps, δf
interferer offset 1 MHz
same as above,
interferer offset 2 MHz
same as above,
interferer offset 5 MHz
same as above,
interferer offset 10 MHz
LNA: high gain
LNA gain (0, -12dB)
LNA gain (-6, -18dB)
until the RSSI output goes high
after the input signal exceeds the
pre-programmed limit, C
FSK
LO
> 4MHz
: FSK deviation in the
-3
, BW = 134 kHz,
-2
-2
with continuous wave
with continuous wave
FSK
= 80 kHz,
ARRSI
= 5nF
801.92
881.92
Min
120
180
240
300
360
0
1
0.8*δf
-104
Typ
+/-5
134
200
270
350
400
250
500
500
-21
-18
46
49
55
67
46
-4
1
6
FSK
878.06
958.06
115.2
Max
150
225
300
375
450
256
Si4322
Units
kbps
kbps
Ohm
MHz
dBm
dBm
dBm
dBm
kHz
dB
dB
dB
dB
dB
dB
dB
dB
pF
nF
μs
6