CXA3627ER Datasheet, PDF (18/27 Pages) Sony Corporation – All Band Tuner IC with On-chip PLL

CXA3627ER
Example of Representative Characteristics
Circuit current vs. Supply voltage
70
68
VHF
66
UHF
64
62
60
58
56
54
52
50
4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4
Vcc – Supply voptage [V]
Conversion gain vs. Reception frequency
(Untuned input)
40
fIF = 45MHz
High gain mode
30
VHF (High)
20 VHF (Low)
UHF
Band SW output voltage vs. Output current
(BS1, BS2, BS3, BS4)
5.4
Vcc = 5V
5.3
5.2
5.1
5.0
4.9
4.8
4.7
4.6
0
3
6
9
12 15 18
Output current [mA]
Noise figure vs. Reception frequency
(Untuned input, in DSB)
20
fIF = 45MHz
High gain mode
15
VHF (High)
VHF (Low)
10
UHF
10
5
0
0 100 200 300 400 500 600 700 800 900
Reception frequency [MHz]
0
0 100 200 300 400 500 600 700 800 900
Reception frequency [MHz]
Next adjacent cross modulation vs. Reception frequency
(Untuned input)
120
110
VHF (High)
100 _{VHF (Low)}
90
UHF
Oscillation frequency power supply fluctuation
(PLL off)
400
Vcc + 5%
300
Vcc – 5%
VHF (High)
(Vcc = 5V)
200
80
VHF (Low)
100
70
UHF
60
0
50
40
fUD = fD + 12MHz
30
fUD = fD – 12MHz
(100kHz, 30% AM)
20
10
fIF = 45MHz
High gain mode
0
0 100 200 300 400 500 600 700 800 900
–100
–200
–300
–400
0 100 200 300 400 500 600 700 800 900
Reception frequency [MHz]
– 18 –
Oscillation frequency [MHz]