Control Voltage Over POUT
參數(shù)資料
型號: LTC6412CUF#TRPBF
廠商: Linear Technology
文件頁數(shù): 2/24頁
文件大?。?/td> 0K
描述: IC VGA ANLG-CNTRL 31DB 24-QFN
標準包裝: 2,500
放大器類型: 可變增益
電路數(shù): 1
輸出類型: 差分
-3db帶寬: 800MHz
電流 - 電源: 110mA
電流 - 輸出 / 通道: 70mA
電壓 - 電源,單路/雙路(±): 3 V ~ 3.6 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 24-WFQFN 裸露焊盤
供應商設備封裝: 24-QFN 裸露焊盤(4x4)
包裝: 帶卷 (TR)
LTC6412
10
6412fa
TYPICAL PERFORMANCE CHARACTERISTICS
2nd Harmonic Distortion vs
Control Voltage Over POUT
140MHz Noise Figure vs Gain
Setting Over Temperature
Output P1dB at GMAX vs Frequency
Over Supply Voltage
Input and Output P1dB vs Gain
Setting at 140MHz
140MHz Sideband Noise Near
GMAX at POUT = +8dBm
2nd Harmonic vs Distortion vs
Control Voltage Over Frequency
3rd Harmonic Distortion vs
Control Voltage Over Frequency
Noise Figure at GMAX vs
Frequency Over Temperature
Electrical Performance in Test Circuits A and B at TA = 25°C and VCC = 3.3V unless otherwise noted.
3rd Harmonic Distortion vs
Control Voltage Over POUT
–VG VOLTAGE (V)
0
–120
HD2
(dBc)
–100
–80
–60
–40
–20
0.2
GMAX
GMIN
0.4
0.6
0.8
6412 G19
1.0
1.2
POUT = 0dBm
FREQ = 280MHz
FREQ = 140MHz
FREQ = 70MHz
–VG VOLTAGE (V)
0
–120
HD3
(dBc)
–100
–80
–60
–40
–20
0.2
GMAX
GMIN
0.4
0.6
0.8
6412 G20
1.0
1.2
POUT = 0dBm
FREQ = 280MHz
FREQ = 70MHz
FREQ = 140MHz
FREQUENCY (MHz)
0
NOISE
FIGURE
(dB)
8
10
12
300
6412 G21
6
4
100
200
400
250
50
150
350
2
0
14
85°C
–40°C
25°C
–VG VOLTAGE (V)
0
–120
HD2
(dBc)
–100
–80
–60
–40
–20
0.2
GMAX
GMIN
0.4
0.6
0.8
6412 G22
1.0
1.2
FREQ = 140MHz
POUT = 3dBm
POUT = 0dBm
POUT = –3dBm
INPUT
ATTENUATOR
LIMITED
–VG VOLTAGE (V)
0
–120
HD3
(dBc)
–100
–80
–60
–40
–20
0.2
GMAX
GMIN
0.4
0.6
0.8
6412 G23
1.0
1.2
FREQ = 140MHz
INPUT
ATTENUATOR
LIMITED
POUT = 3dBm
POUT = –3dBm
POUT = 0dBm
GAIN SETTING (dB)
–20
NOISE
FIGURE
(dB)
25
30
35
20
6412 G24
20
15
0
–10
0
10
–15
–5
5
15
10
5
45
85°C
40
–40°C
25°C
FREQUENCY (MHz)
0
OUTPUT
P1dB
(dBm)
2
6
8
10
20
3.6V
3.3V
14
100
200
250
6412 G25
4
16
18
12
50
150
300 350
400
3V
GAIN SETTING (dB)
–20
P1dB
(dBm)
10
15
20
–5
5
20
6412 G26
5
0
–5
–15 –10
0
10
15
INPUT P1dB
OUTPUT P1dB
INPUT
ATTENUATOR
LIMITED
OUTPUT
AMPLIFIER
LIMITED
OFFSET FROM 140MHz (Hz)
–20000
20000
POWER
DENSITY
(dBc/Hz)
–60
–40
–20
6412 G27
–80
–100
–10000
10000
0
–120
–140
0
GAIN = GMAX – 2dB
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