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參數(shù)資料
| 型號(hào)： | LA8120T |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Monolithic Linear IC AGC Amplifier with Step Gain Control |
| 中文描述： | 單片線性集成電路AGC放大器增益控制步驟 |
| 文件頁(yè)數(shù)： | 5/8頁(yè) |
| 文件大?。?/td> | 187K |
| 代理商： | LA8120T |
LA8120T
No.8130-5/8
30
50
40
20
10
0
-10
-20
-30
-40
-0.5
70
60
4.0
0
0.5
1.0
1.5
Vagc - V
2.0
2.5
3.0
3.5
Gain - Vagc Characteristic
VCC = 5.0 V
Frequency = 45 MHz
Circuit1
V
50
60
30
40
20
10
0
10
70
20
30
40
50
60
70
80
90
100
Gain - Frequency Characteristic
VCC = 5.0 V
Vagc = 2.5 V
Circuit2
V
Frequency - MHz
30
35
20
15
25
10
5
0
10
40
15
20
25
Voltage Gain - dB
50
30
35
40
45
Noise Figure - Gain Characteristic
VCC = 5.0 V
Frequency = 45 MHz
Circuit2
N
-20
-10
-40
-50
-60
-30
-70
-80
-90
-100
2.4
2.7
1.8
1.5
1.2
2.1
0.9
0.6
0.3
0
0
3.0
-60
-55
-50
-45
-40
-35
-30
-25
-20
-15
Intermodulation Characteristic
VCC = 5.0 V, PIN5 : OPEN
Frequency = 44 MHz, 45 MHz, Circuit4
O
V
Input / Tone - dBm
-20
-10
-40
-50
-60
-30
-70
-80
-90
-100
2.4
2.7
1.8
1.5
1.2
2.1
0.9
0.6
0.3
0
0
3.0
-60
-55
-50
-45
-40
-35
-30
-25
-20
-15
Intermodulation Characteristic
VCC = 5.0 V, PIN5 : VCC
Frequency = 44 MHz, 45 MHz, Circuit4
O
V
Input / Tone - dBm
-20
-10
-40
-50
-60
-30
-70
-80
-90
-100
2.4
2.7
1.8
1.5
1.2
2.1
0.9
0.6
0.3
0
0
3.0
-60
-55
-50
-45
-40
-35
-30
-25
-20
-15
Intermodulation Characteristic
VCC = 5.0 V, PIN5 : GND
Frequency = 44 MHz, 45 MHz, Circuit4
O
V
Input / Tone - dBm
PIN5:VCC
PIN5:GND
PIN5:OPEN
IM3
Vagc
Vagc
Output
Output
IM3
Vagc
Output
Output
IM3
Vagc
Vagc
Output
Output
PIN5VCC
PN:N
PN:OEN
PIN5:VCC
PIN5:GND
PIN5:OPEN
The vertical axis (Output/Tone) on this graph shows
the values displayed by the spectrum analyzer for
circuit 4.
The actual output power for the corresponding pins
is given by the following formula.
{output power [dBm]}=
{displayed value [dBm]}+10
log (250
/50
)
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