UPC2798GR データシートの表示（PDF） - NEC => Renesas Technology
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UPC2798GR Datasheet PDF : 24 Pages
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µPC2798GR
TYPICAL CHARACTERISTICS (by measurement circuit 1, TA = 25 °C)
CIRCUIT CURRENT vs. SUPPLY VOLTAGE
50
no input
signal
VAGC = 0 V
Total
40
CONVERSION GAIN vs. INPUT FREQUENCY
30
20
VAGC = 4.0 V
10
30
Mixer
+ AGC + VCO
0
Video Amp
20
–10
VAGC = 2.6 V
VAGC = 0.0 V
10
0
0
2
4
6
8
10 12
VCC - Supply Voltage - V
–20 fOSC = fRF + 10 MHZ
POSC = –10 dBm
VCC1 = 5 V
–30
0
50 100 150 200 250 300
fRF - Input Frequency - MHz
CONVERSION GAIN vs. INTERMEDIATE FREQUENCY
30
30
NOISE FIGURE vs. AGC VOLTAGE
20
VAGC= 4.0 V
10
20
VAGC= 2.6 V
0
–10
VAGC= 0.0 V
fRF = 45 MHZ
–20 fOSC = 55 to 210 MHZ
POSC = –10 dBm
VCC1 = 5 V
–30
0
30 60 90 120 150 180
fIF - Intermediate Frequency - MHz
CONVERSION GAIN vs. AGC VOLTAGE
30
VCC1 = 5 V
fRF = 45 MHZ
PRF = –60 dBm
20 fOSC = 50 MHZ
POSC = –10 dBm
10
0
–10
0
1
2
3
4
5
VAGC - AGC Voltage - V
10
VCC1 = 5 V
fRF = 100 MHZ
fOSC = 120 MHZ
POSC = –10 dBm
DSB mode
0
0
1
2
3
4
5
VAGC - AGC Voltage - V
OUTPUT POWER vs. INPUT POWER
–10
VCC1 = 5 V
–20 VAGC = 0 V
fRF1 = 44 MHZ
–30
fRF2 = 46 MHZ
fOSC = 55 MHZ
POSC = –10 dBm
–40
–50
–60
–70
–80
–90
–60 –50 –40 –30 –20 –10 0
Pin - Input Power - dBm
10
Data Sheet P11998EJ3V0DS00
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