RFM64W Datasheet, PDF (9/75 Pages) List of Unclassifed Manufacturers – ISM TRANSCEIVER MODULE

RFM 64W
ADVANCED COMMUNICATIONS & SENSING
2.4.2. Frequency Synthesis
Table 6: Frequency Synthesizer Specification
Symbol
FR
BR_F
BR_O
FDA
XTAL
FSTEP
TS_OSC
TS_FS
Description
Conditions
Min
Typ
Max Unit
Frequency ranges
Bit rate (FSK)
433MHz module
NRZ
432
0.78
-
436 MHz
150 Kb/s
Bit rate (OOK)
NRZ
0.78
-
32
Kb/s
Frequency deviation (FSK)
33
50
200 kHz
Crystal oscillator frequency For All Module
12.8
MHz
Frequency synthesizer
step
Variable, depending on the
frequency.
-
2
-
kHz
Oscillator wake-up time
From Sleep mode⁽¹⁾
-
1.5
5
ms
Frequency synthesizer
wake-up time at most
10 kHz away from the
From Stby mode
-
500
800 µs
target
200 kHz step
-
180
-
µs
1 MHz step
-
200
-
µs
TS_HOP
Frequency synthesizer hop
time at most 10 kHz away
from the target
5 MHz step
7 MHz step
12 MHz step
-
250
-
µs
-
260
-
µs
-
290
-
µs
20 MHz step
-
320
-
µs
27 MHz step
-
340
-
µs
(1) _{Guaranteed by design and characterization}
2.4.3. Transmitter
Table 7: Transmitter Specification
Symbol
Description
Conditions
Min
Typ
Max Unit
RFOP
RF output power,
Maximum power setting
programmable with 8 steps
of typ. 3dB
Minimum power setting
-
+12
-
-8
-
dBm
-
dBm
Measured with a 600 kHz
PN
Phase noise
offset, at the transmitter
-
-112
-
dBc/Hz
output.
At any offset between
SPT
Transmitted spurious
200 kHz and 600 kHz,
unmodulated carrier, Fdev
-
-
-47
dBc
= 50 kHz.
TS_TR⁽¹⁾
Transmitter wake-up time From FS to Tx ready.
-
120
500 µs
TS_TR2⁽¹⁾
Transmitter wake-up time From Stby to Tx ready.
(1) _{Guaranteed by design and characterization}
-
600
900 µs
Page 9 of 75
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