Sony CXA3201AN Datasheet
RX Gain Control Amplifier
Description
CXA3201AN is an RX gain control amplifier suitable
for CDMA cellular/PCS phone.
Features
• Wide gain control range
• Linear gain slope
• Wideband operation (50MHz to 300MHz)
• Very small package (16 Pin SSOP)
• Low voltage operation
• Two input ports
• Power save function included
Absolute Maximum Ratings
• Supply voltage 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 + 0.3V
• Signal input voltage –0.3 to VCC + 0.3V
•
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
– 1 –
E98909A8Y
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
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.
CXA3201AN
16 pin SSOP (Plastic)
– 2 –
CXA3201AN
Block Diagram
Pin Configuration
SWITCH
OUT
OUTX
CDMA IN
CDMA INX
FM IN
FM INX
MODE
GCTL
VCC1, 2
GND
PSV
IF Input for CDMA
IF Input for FM
Input Select
Gain control
Supply Voltage
Ground
Power Save
IF Output
Bias
Driver
16
GCTL
15
V
CC1
14
V
CC1
13
V
CC2
12
GND
11
GND
10
OUTX
9
OUT
1
CDMA IN
2
CDMA INX
3
GND
4
FM IN
5
FM INX
6GND
7
MODE
8
PSV
– 3 –
CXA3201AN
Pin
No.
Symbol
Pin voltage
TYP (V)
Equivalent circuit Description
2k
GND
2k
2
1
VCC1
3
6
11
12
GND
Ground.
0
1 CDMA IN
Differential input pins for received
CDMA IF signal.
2
CDMA INX
1.15
1.15
Pin Description
7 MODE
Input select pin.
CDMA IN for High FM IN for Low.
—
GND
7
V
CC1
30k
8 PSV
Power save function pin.
High: Active
Low: Power save
—
GND
VCC1
135k
8
2k2k
VCC1
4
5
GND
4 FM IN
Differential input pins for received
FM IF signal.
5
FM INX
1.15
1.15
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