Sony CXA3202AN Datasheet
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E98822A8Y
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any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
Description
CXA3202AN is a TX gain control amplifier suitable
for CDMA cellular/PCS phone.
Features
• Wide gain control range
• Linear gain slope
• Wideband operation (50 MHz to 300 MHz)
• Very small package (16 Pin SSOP)
• Low voltage operation
• High output IP3
• Power save function included
Absolute Maximum Ratings
• Supply voltag VCC 6V
•Operating temperature Topr –55 to +125 °C
• Storage temperature Tstg –65 to +150 °C
• Allowable Power dissipation PD 330 mW
• Supply voltage range –0.3 to 6 V
• Logic input voltage –0.3 to VCC + 0.3 V
• Signal input voltage –0.3 to VCC + 0.3 V
•
Differential signal input voltage
0 to 2.5 V
Operating Condition
Supply voltage VCC 2.7 to 3.8 V
Applications
CDMA cellular/PCS phone
Structure
Bipolar silicon monolithic IC
TX Gain Control Amplifier
16 pin SSOP (Plastic)
CXA3202AN
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CXA3202AN
Block Diagram
Pin Configuration
OUT
OUTX
GCTL
VCC1, 2
GND1, 2
PSV
CDMA IN
CDMA INX
Bias
Driver
IF Input
Gain control
Supply Voltage
Ground
Power Save
IF Output
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
CDMA IN
CDMA INX
NC
GND1
GND2
NC
NC
PSV
GCTL
NC
V
CC1
V
CC2
GND1
GND2
OUT
OUTX
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CXA3202AN
Pin Description
Pin
Symbol
Pin voltage
Equivalent circuit Description
No. TYP (V)
1
2
3
6
7
15
4
12
5
11
8
9
10
13
14
CDMA IN
CDMA INX
NC
GND1
GND2
PSV
OUTX
OUT
VCC2
VCC1
1.1
1.1
0
0
—
—
—
3.0
3.0
40k
200
200
40k
VCC1
GND1
1
2
135k
8
VCC1
GND
12.25k
510
510
12.25k
9
10
V
CC2
GND2
Differential input pins for CDMA
transmit IF signal.
No connection.
Ground
Ground
Power save function pin.
High: Active
Low: Power save
Differential output pins for transmit
IF signal.
Open collector output.
Positive power supply for output
stage.
Positive power supply.
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