CXA3176N 데이터 시트보기 (PDF) - Sony Semiconductor
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CXA3176N Datasheet PDF : 2 Pages
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Ceramic
Filter
Ceramic
Resonator
RF Amp. BPF1 MIX1 BPF2
OSC1
MIX2
LIM
455kHz
OSC2
RSSI
LPF
DET
NRZ
COMP
IF = 21.7MHz
LVA
Data Rate 6400/4
IF Amp.
CXA3117N
s Figure 1 High-Speed Paging System
Level
COMP
Bit Rate
Filter SW
ROM
FLEX
Decoder
LCD
Driver
LCD
System
Controller
RAM
Driver
Speaker
LED
M Vibrator
Decoder
• Support for M-ary FSK
• Bit Rate Filter
• Faster Operation
• M-ary Data
Level Comparator Output
CXA3117N
• FLEX
• FLEX-TD
• AFC Support
• •HNigahrroFwreqBuaenndcy
Level Comparator Output
CXA3179N
• 900MHz Band
• Narrow Band
ADC Support
Audio Output
CXA3176N
• AFC Supported
FM Receiver
s Figure 2 High-Speed Paging IF Amplifiers
s Table 1 Lineup for High-Speed Paging System Supported IC
Product name
CXA3117N
CXA3176N
CXA3179N
system
Operating supply voltage
(V)
1.1 to 4.0
Double conversion
VCC1: 1.1 to 4.0 VCC2: 2.5 to 4.0
1.1 to 4.0
Current consumption (mA)
1.1
Package
VCC1: 0.95 VCC2: 0.2
1.1
24-pin SSOP
Features
• Regulator output for use by the front-end circuit
• Built-in second mixer
• RSSI function defecting the weak signal level
Dynamic range: 45 dB (typ.)
• Misoperation prevention function for
continuous data
• Bit rate filter switching
• Level comparator output
• Regulator output for use by the front-end circuit • Regulator output for use by the front-end circuit
• Built-in second mixer
• Built-in second mixer
• RSSI function defecting the weak signal level • RSSI function defecting the weak signal level
Dynamic range: 70 dB (typ.)
Dynamic range: 45 dB (typ.)
• AFC function
• AFC function
• Standard audio output level: about 600 mVrms • Bit rate filter switching
• Level comparator output
Applications
IF amplifier in M-ary FSK pagers
IF amplifier in AFC supported FM
receivers
IF amplifier in 900-MHz band and
narrow band M-ary FSK pagers
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