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參數(shù)資料
| 型號： | CX77144 |
| 英文描述： | CX77144 Product Summary|PA Modules for CDMA Handsets |
| 中文描述： | CX77144產(chǎn)品概要|功率放大器模塊的CDMA手機 |
| 文件頁數(shù)： | 2/16頁 |
| 文件大?。?/td> | 246K |
| 代理商： | CX77144 |
Electrical Specifications
77129
System Smart PA Module for CDMA / AMPS (824–849 MHz)
2
Conexant
101384A
May 14, 2002
Electrical Specifications
The following tables list the electrical characteristics of the CX77129
System Smart
Power
Amplifier.
Table 1
lists the absolute maximum ratings while
Table 2
shows the recommended
operating conditions to achieve the performance characteristics listed in
Table 4
.
Table 3
presents a
truth table for the power ranges.
Table 1. Absolute Maximum Ratings
(1)
Parameter
Symbol
Minimum
Nominal
Maximum
Unit
Input Power
PR3 (High Power)
PR2 (Medium Power)
PR1 (Low Power)
P
IN
P
IN
P
IN
—
—
—
—
—
—
6.0
–5.0
–10.0
dBm
dBm
dBm
Supply Voltage
V
CC
—
3.4
6.0
Volts
Reference Voltage
V
REF
—
3.0
—
Volts
Case Operating Temperature
T
C
–30
25
+110
°
C
Storage Temperature
T
TSTG
–55
—
+125
°
C
NOTE(S):
(1)
No damage assumes only one parameter set at limit at a time with all other parameters set at or below
nominal value.
Table 2. Recommended Operating Conditions
Parameter
Symbol
Minimum
Nominal
Maximum
Unit
Supply Voltage
V
CC
3.2
3.4
4.2
Volts
Reference Voltage
V
REF
2.95
3.0
3.05
Volts
Operating Frequency
F
O
824.0
836.5
849.0
MHz
Operating Temperature
T
C
–30
+25
+85
°
C
Control Voltage (HIGH)
V
CONT1
, V
CONT2
2.0
—
4.2
Volts
Control Voltage (LOW)
V
CONT1
, V
CONT2
0.0
—
0.2
Volts
Table 3. Power Range Truth Table
Power Mode
V
REF
V
CONT1
(1)
V
CONT2
(1)
Range
PR3 (High Power)
3.0 V
HIGH
HIGH
13 dBm ~ 28 dBm
PR2 (Medium Power)
3.0 V
LOW
HIGH
–5 dBm ~ 13 dBm
PR1 (Low Power)
3.0 V
LOW
LOW
≤
–5 dBm
Shut Down
0.0 V
LOW
LOW
—
NOTE(S):
(1)
High (2.0 V ~ 3.0 V) Low (0.0 V ~ 0.2 V).
2. To change between High Power and Medium Power mode, switch V
CONT
1 and
V
CONT
2 accordingly. Please
reverse this procedure to power-down the module.
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