CXA3117AN Ver la hoja de datos (PDF) - Sony Semiconductor
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CXA3117AN Datasheet PDF : 30 Pages
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CXA3117AN
IF Amplifier for M-ary FSK Pagers
Description
The CXA3117AN is a low current consumption FM
IF amplifier which employs the newest bipolar
process. It is suitable for M-ary FSK pagers.
24 pin SSOP (Plastic)
Features
• Low current consumption: 1.1mA
(typ. at VCC = 1.4V)
• Low voltage operation: VCC = 1.1 to 4.0V
• Small package 24-pin SSOP
• Second mixer and oscillator
• Needless of IF decoupling capacitor
• Reference power supply for operational amplifier
and comparator
• Bit rate filter with variable cut-off
• Misoperation prevention function for continuous data
• RSSI function
• IF input, VCC standard
• Quick charge by the detector output sense method
Applications
• M-ary FSK pagers
• Double conversion pagers
Structure
Bipolar silicon monolithic IC
Absolute Maximum Ratings
• Supply voltage
VCC
7.0
V
• Operating temperature
Topr –20 to +75 °C
• Storage temperature
Tstg –65 to +150 °C
• Allowable power dissipation PD
417 mW
Operating Condition
Supply voltage
VCC 1.1 to 4.0 V
Block Diagram and Pin Configuration
24
23
22
21
20
19
18
GND
MIX
OSC
1
2
3
REG
LVA
CHARGE
IF_LIM
4
5
6
7
17
16
15
14
13
LEVEL
COMP
RSSI
QUAD_DET
FILTER
8
9
10
11
12
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.
–1–
E97220A8Z
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