800MHZ_RXSINTHETIZER
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Transcript of 800MHZ_RXSINTHETIZER
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Table 1 - General Specifications
ITEM SPECIFICATION
FREQUENCY TUNING
MechanicalElectrical
Channel Spacing
FREQUENCY STABILITY
LO POWER OUTPUT
LO NOMINAL IMPEDANCE
PHASE NOISE@25 kHz Offset
HUM AND NOISECompanion Receiver
HARMONICS @ LO PORT
SWITCHING SPEED
CURRENT DRAIN
+13.8V
+12V
REFERENCE OSCILLATORFrequency Output
Power OutputImpedance
EXT. REFERENCE OSCILLATOR
Frequency
PowerImpedance
735.8 MHz-754.8 MHz500 kHz
12.5 kHz
±1.0 ppm
2.0 dBm ±2 dBm
50 ohms
> -136 dBc/Hz
-55 dB
<-30 dBc
< 50 ms
<350 mA
<20 mA
12.8 MHz ±1.0 ppm
1 dBm ± 2 dBm50 ohms
5.00 MHz to 17.925 MHz (must be integerdivisible by the channel spacing)
+10 dBm ±3 dBm into 50 ohms50 ohms
Copyright© December 1993, Ericsson GE Mobile Communications Inc.
Figure 1- Receiver Synthesizer Block Diagram
LBI-3902
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OUTLINE DI AGRAM
RECEIVER SYNTHESIZER BOARD
19D902664G5(19D902664, Sh. 3, Rev. 0)
LBI-39027
4
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IC DATA
U15, U1719A702293P2Dual Operational Amplifier
U6
19B800902P5Synethesizer
U2, U4, U7, U8, U1119A705927P1Silicon Bipolar IC
U12 & U1319A704383P302
Logic Gate/Inverter
U1019A703471P120Decoder/Demux
U519A149944P201Modulus Prescaler
U919A702705P4Quad Analog Switch
LBI-39027
6
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IC DATA
U319A704971P85V Regulator
U1419A705537P2
U1 RYT102217÷2 Prescaler
Y119B801351P12Crystal Oscillator
U16
LBI-3902
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ASSEMBLY DIAGRAM
RECEIVER SYNTHESIZER MODULE19D902781G5(19D902781, Sh. 3, Rev. 1)
LBI-39027
8
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SCHEMATIC DIAGRAM
RECEIVER SYNTHESIZER MODUL
19D902664G(19D904745, Sh. 1, Rev
LBI-3902
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SCHEMATIC DIAGRAM
RECEIVER SYNTHESIZER MODULE
19D902664G5(19D904745, Sh. 2, Rev. 0)
LBI-39027
10
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SCHEMATIC DIAGRAM
RECEIVER SYNTHESIZER MODUL
19D902664G(19D904745, Sh. 3, Rev
LBI-3902
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SCHEMATIC DIAGRAM
RECEIVER SYNTHESIZER MODULE
19D902664G5(19D904745, Sh. 4, Rev. 0)
LBI-39027
12
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LBI-3902