參數(shù)資料
型號(hào): PBL40215
廠商: ERICSSON
英文描述: RF Transceiver circuit for the Digital Enhanced Cordless Telecommunications (DECT) system
中文描述: RF收發(fā)器電路的數(shù)字增強(qiáng)無(wú)線電話(DECT)系統(tǒng)
文件頁(yè)數(shù): 18/22頁(yè)
文件大?。?/td> 214K
代理商: PBL40215
18
PBL 402 15
Transmit section Table.
t
PAOFF
PA_GATE (active low)
t
PAON
GATE (active low)
2
μ
s
2
μ
s
RF signal at TX
Parameter
Frequency range at output
Nominal output power
Output power
Power of 2xLO spurious
Power of 3xLO spurious
Condition
Symbol
P
NOM
P
OFF
P
2LO
P
3LO
P
TRIM
Min.
1800
Typ.
Max.
2000
Unit
MHz
dBm
dBc
dBc
dBc
dB
Gate enable
Gate disable
5
-22
-35
-35
-1.3
0
+1.3
+1.9
2
2
100
3
-20
-20
TX_P1, 0=0, 0
TX_P1, 0=0, 1
TX_P1, 0=1, 0
TX_P1, 0=1, 1
Output power trim about nominal
P
OFF
to P
NOM
time
P
NOM
to P
OFF
time
Gate active to PA_GATE active
Gate inactive to PA_GATE inactive
Noise floor
Noise at channel M
±
1
Noise at channel M
±
2
Noise at channel M
±
3
Noise at channel M
±
4
Output impedance
Output VSWR
t
ON
t
OFF
t
PAON
t
PAOFF
N
FLR
N
M1
N
M2
N
M3
N
M4
Z
OUT
VSWR
O
5
5
200
6
-135
-93
-115
-129
-132
μ
s
μ
s
ns
μ
s
dBm/Hz
dBc
dBc
dBc
dBc
-
nominal output power
±
1.728 MHz
±
3.456 MHz
±
5.184 MHz
±
6.912 MHz
100
1.5:1
Figure 10. GATE / PA_GATE timing diagram, GATE_P = 0.
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