SM1211E915 Semtech, SM1211E915 Datasheet - Page 9

• Manufacturer Part Number: SM1211E915
• Description: Dev Kit Accessory
• Manufacturer: Semtech

Specifications of SM1211E915

• Modulation Type: FSK, OOK
• Data Rate Max: 200Kbps
• Frequency Range: 902MHz To 928MHz
• Supply Voltage Range: 2.1V To 3.6V
• Module Interface: SPI
• Supply Current: 25mA
• Accessory Type: RF Module
• Sensitivity: -105dBm
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Package Type: TQFN EP
• Operating Supply Voltage (min): 2.1V
• Operating Supply Voltage (typ): 2.5/3.3V
• Operating Supply Voltage (max): 3.6V
• Sensitivity (dbm): -105dBm
• Rohs Compliant: NA
• Lead Free Status / RoHS Status: na
• Lead Free Status / RoHS Status: na

Table 6: Frequency Synthesizer Specification
Symbol
FR
BR_F
BR_O
FDA
XTAL
FSTEP
TS_OSC
TS_FS
TS_HOP
(1)
Symbol
RFOP
PN
SPT
TS_TR
TS_TR2
(1)
Rev 7 – Sept 2
Table 7: Transmitter Specification
ADVANCED COMMUNICATIONS & SENSING
Guaranteed by design and characterization
Guaranteed by design and characterization
(1)
(1)
2.4.2. Frequency Synthesis
2.4.3. Transmitter
nd
, 2008
Description
Frequency ranges
Bit rate (FSK)
Bit rate (OOK)
Frequency deviation (FSK)
Crystal oscillator frequency
Frequency synthesizer
step
Oscillator wake-up time
Frequency synthesizer
wake-up time at most
10 kHz away from the
target
Frequency synthesizer hop
time at most 10 kHz away
from the target
Description
RF output power,
programmable with 8 steps
of typ. 3dB
Phase noise
Transmitted spurious
Transmitter wake-up time
Transmitter wake-up time
Conditions
Programmable but requires
specific BOM
NRZ
NRZ
Variable, depending on the
frequency.
From Sleep mode
From Stby mode
200 kHz step
1 MHz step
5 MHz step
7 MHz step
12 MHz step
20 MHz step
27 MHz step
Conditions
Maximum power setting
Minimum power setting
Measured with a 600 kHz
offset, at the transmitter
output.
At any offset between
200 kHz and 600 kHz,
unmodulated carrier, Fdev
= 50 kHz.
From FS to Tx ready.
From Stby to Tx ready.
Page 9 of 92
(1)
1.56
1.56
Min
863
902
950
Min
33
9
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+12.5
12.8
-112
Typ
500
180
200
250
260
290
320
340
Typ
-8.5
120
600
1.5
50
2
-
-
-
-
-
-
Max
Max
870
928
960
200
200
800
500
900
-47
32
15
5
-
-
-
-
-
-
-
-
-
-
-
www.semtech.com
SX1211
Unit
MHz
MHz
MHz
Kb/s
Kb/s
kHz
MHz
kHz
ms
µs
µs
µs
µs
µs
µs
µs
µs
Unit
dBm
dBm
dBc/Hz
dBc
µs
µs