CMOSTEK CMT2310A - Transmitter

CMT2310A
Rev 1.0E | Page8/50
www.cmostek.com
1.5 Transmitter
Table 5. Transmitter Specifications
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
Output power
P
OUT
Specific peripheral components are
required according to different frequency
bands.
-10
+20
dBm
Output power step
P
STEP
1
dB
GFSK Gaussian filter
coefficient
BT
0.3
0.5
1.0
-
Output power change in
different temperature
P
OUT-TOP
Temperature range: -40 to +85 C
1
dB
Spurious emissions
P
OUT
= +13 dBm, 433 MHz, F
RF
< 1 GHz
-54
dBm
1 GHz to 12.75 GHz, including Harmonic
-36
dBm
Harmonic output
[1]
for F
RF
= 315 MHz
H2
315
2
nd
harmonic, +20 dBm P
OUT
-57
dBm
H3
315
3
rd
harmonic,+20 dBm P
OUT
-75
dBm
Harmonic output
[1]
for F
RF
= 433 MHz
H2
433
2
nd
harmonic, +20 dBm P
OUT
-56
dBm
H3
433
3
rd
harmonic,+20 dBm P
OUT
-71
dBm
Harmonic output
[1]
for F
RF
= 868 MHz
H2
868
2
nd
harmonic,+20 dBm P
OUT
-47
dBm
H3
868
3
rd
harmonic, +20 dBm P
OUT
-72
dBm
Harmonic output
[1]
for F
RF
= 915 MHz
H2
915
2
nd
harmonic,+20 dBm P
OUT
-47
dBm
H3
915
3
rd
harmonic,+20 dBm P
OUT
-73
dBm
Harmonic output
[1]
for F
RF
= 315 MHz
H2
315
2
nd
harmonic, +13 dBm P
OUT
-51
dBm
H3
315
3
rd
harmonic,+13 dBm P
OUT
-72
dBm
Harmonic output
[1]
for F
RF
= 433 MHz
H2
433
2
nd
harmonic, +13 dBm P
OUT
-44
dBm
H3
433
3
rd
harmonic, +13 dBm P
OUT
-58
dBm
Harmonic output
[1]
for F
RF
= 868 MHz
H2
868
2
nd
harmonic, +13 dBm P
OUT
-50
dBm
H3
868
3
rd
harmonic,+13 dBm P
OUT
-71
dBm
Harmonic output
[1]
for F
RF
= 915 MHz
H2
915
2
nd
harmonic, +13 dBm P
OUT
-54
dBm
H3
915
3
rd
harmonic,+13 dBm P
OUT
-73
dBm
Notes:
[1]. The harmonic level mainly depends on the quality of matching network. The parameters above are measured based on
CMT2310A-EM.