LA7796T 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LA7796T Datasheet PDF : 8 Pages
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LA7796T
Gain -- Vagc Characteristic
60
VCC = 5.0V
50 f = 45MHz
Pin5 : VCC
Circuit 1
40
Pin5 : GND
Pin5 : OPEN
30
20
10
0
– 10
– 20
– 30
– 40
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0
Vagc – V
Gain -- Frequency Characteristic
60
VCC = 5.0V, Vagc = 2.5V
Circuit 1
50
Pin5 : VCC
Pin5 : GND
40
Pin5 : OPEN
Noise Figure -- Gain Characteristic
35
VCC = 5.0V, f = 45MHz
Circuit 2
30
25
20
15
10
5
0
0 15 20 25 30 35 40 45 50 55
Voltage Gain – dB
30
20
10
0
10 20 30 40 50 60 70 80 90 100
Frequency – MHz
Intermodulation Characteristic
0
3
VCC = 5.0V, Pin5 : OPEN
– 10 f = 44MHz, 45MHz, Circuit 1
Output 2.7
– 20 Vagc
2.4
– 30
Output
2.1
– 40
Vagc
1.8
– 50
1.5
– 60
1.2
– 70
IM3
0.9
– 80
0.6
– 90
0.3
– 100
0
– 70 – 65 – 60 – 55 – 50 – 45 – 40 – 35 – 30 – 25 – 20 – 15
Input/Tone – dBm
Intermodulation Characteristic
0
3
VCC = 5.0V, Pin5 : VCC
– 10 f = 44MHz, 45MHz, Circuit 1
Vagc
Output 2.7
– 20
– 30
Output
2.4
2.1
– 40
1.8
– 50
Vagc
1.5
– 60
1.2
– 70
IM3
0.9
– 80
0.6
– 90
0.3
– 100
0
10 – 65 – 60 – 55 – 50 – 45 – 40 – 35 – 30 – 25 – 20 – 15
Input/Tone – dBm
Intermodulation Characteristic
0
3
VCC = 5.0V, Pin5 : GND
– 10 f = 44MHz, 45MHz, Circuit 1
Output 2.7
– 20
– 30
Vagc
Output
2.4
2.1
– 40
Vagc
1.8
– 50
1.5
– 60
1.2
– 70
IM3
0.9
– 80
0.6
– 90
0.3
– 100
0
– 70 – 65 – 60 – 55 – 50 – 45 – 40 – 35 – 30 – 25 – 20 – 15
Input/Tone – dBm
The vertical axis (Output/Tone) on this graph shows
the values displayed by the spectrum analyzer for
circuit 1.
The actual output power for the corresponding pins is
given by the following formula.
{output power [dBm]} =
{displayed value [dBm]} + 10 ⋅ log (250Ω/50Ω)
No.A1145-5/8
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