UPC2766GR-E1(2000) Просмотр технического описания (PDF) - NEC => Renesas Technology
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UPC2766GR-E1 Datasheet PDF : 7 Pages
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UPC2766GR
TYPICAL PERFORMANCE CURVES (TA = 25°C)
CONVERSION GAIN vs. AGC VOLTAGE
30
fRF = 480 MHz
fIF = 40 MHz
PRF = -30 dBm
20
PLO = -10 dBm
10
0
-10
-20
-30
0
1
2
3
4
5
AGC Voltage, VAGC (V)
TEST CIRCUIT
RF IN
VAGC
VCC
1
20
2
3
4
RF Pre- RF
5 Amp. AGC
I-MIX.I-IF Amp. 19
18
I-LO
Buffer Amp. 17
16
6
15
7
AGC Cont.
8
Q-LO
14
Buffer Amp.
13
9
Q-IF Amp. 12
10
Q-MIX.
11
300 nH
250Ω
I out
250Ω
8 pF
OSC IN
In Phase
Power Divider
250Ω
300 nH
250Ω
8 pF
Q out
Notes:
1. All capacitors are 1000 pF unless odtherwise noted.
2. Low Pass Filter on I and QOUT minimizes LO Leakage.
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