XE1202AI027TRLF Semtech, XE1202AI027TRLF Datasheet - Page 6

• Manufacturer Part Number: XE1202AI027TRLF
• Description: Narrow Band 433/868/915MHz RF Transceiver
• Manufacturer: Semtech

© Semtech 2006
Symbol
IIP3
BW
ACR
BR
RFOP
FR
TS_BBR
TS_TR
TS_FS
TS_BB2
TS_FSW
TS_RS
TS_RSM
TS_OS
Frequency synthesizer wake-
Description
Input intercept point (from
LNA input to base-band filter
output)
Base band filter bandwidth
Adjacent channel rejection
869 / 915 MHz
Adjacent channel rejection
434 MHz
Bit rate
RF output power
Synthesizer frequency range
Receiver baseband wake-up
time (first step)
Transmitter wake-up time
up time
Receiver
wake-up time
Frequency
switching time
RSSI wake-up time (receiver
operation in mode 100)
RSSI measurement time
Crystal
time
oscillator
RF
synthesizer
Front-End
wake-up
Conditions
f
f
A-mode
B-mode
Programmable
funw = f
Pw=-107 dBm, A-mode
funw = f
Pw=-102 dBm, A-mode
Programmable
Programmable
RFOP1
RFOP2
RFOP3
RFOP4
Programmable
Each range with its own
external components
Crystal oscillator enabled
Frequency
enabled
Crystal oscillator enabled
Frequency
enabled
RTParam_WBB=0
Between 2 channels at 1
MHz channel spacing
RSSI
mode 010 0.5 ms before
switching to mode 100
(see figure 8)
RSSI
mode 100
1
2
= f
=
7
LO
+ 1.995 MHz
LO
LO
f
enabled
enabled
LO
+ 65 kHz
+ 65 kHz
+
synthesizer
synthesizer
XE1202A TrueRF™
1
during
during
MHz,
Min
-
45
42
-
-
-
-
-
-3
+2
+7
+12
433
868
902
-
-
-
-
-
-
-
-
-36
-21
-
-
-
Typ
10
48
45
4.8
9.6
19.2
76.8
0
+5
+10
+15
-
-
-
200
100
200
500
100
-
-
0.5
0.3
38.4
200
-33
-18
20
40
Max
-
-
-
-
-
-
-
-
-
-
435
870
928
250
150
250
600
150
1.0
1.5
-
0.5
-
-
-
-
-
-
-
www.semtech.com
Unit
kHz
dBc
dBc
kbits/
s
kbits/
s
kbits/
s
kbits/
s
kbits/
s
dBm
dBm
dBm
dBm
MHz
MHz
MHz
µs
µs
µs
µs
µs
ms
ms
ms
ms
dBm
dBm
kHz
kHz
kHz