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CXA3174N Datasheet

  • CXA3174N

  • AGC IF for GSM/PCS

  • 159.79KB

  • 10頁(yè)

  • SONY   SONY

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CXA3174N
AGC IF for GSM/PCS
For the availability of this product, please contact the sales office.
Description
The CXA3174N is a 4-bit digital control variable
gain amplifier suitable for the communications.
Features
鈥?/div>
Gain control amplifier with the wide gain variable
range
鈥?/div>
Doubler circuit for the LO (local) signal eliminates
need for the phase shifter
Functions
鈥?/div>
IF signal gain control circuit
鈥?I/Q quadrature demodulator
鈥?/div>
Doubler circuit for the LO signal
鈥?/div>
Gain control by the 4-bit digital data
鈥?/div>
Power saving
Applications
GSM and PCS portable telephones
Structure
Bipolar silicon monolithic IC
Absolute Maximum Ratings
(Ta = 25 擄C)
鈥?/div>
Supply voltage
V
CC
鈥?/div>
Operating temperature range
Topr
鈥?/div>
Storage temperature range
Tstg
Operating Conditions
Supply voltage
V
CC
14
鈥?5 to +80
鈥?5 to +150
V
擄C
擄C
20 pin SSOP (Plastic)
2.7 to 3.3
V
Block Diagram and Package Outline
IXOUT
IOUT
GND
V
CC
IFIN
IFINX
NC
NC
NC
20
19
18
17
16
15
14
13
12
11
Reg
Gain Control AMP
Phase
Shifter
Gain Cont
脳
2
1
QXOUT
2
QOUT
3
NC
4
LOIN
5
NC
6
VC4
7
VC3
8
VC2
9
VC1
10
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.
鈥?鈥?/div>
E96932A8Z
NC
PS

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