LMH6503MAX Datasheet, PDF (12/33 Pages) Texas Instruments – LMH6503 Wideband, Low Power, Linear Variable Gain Amplifier

LMH6503
SNOSA78E – OCTOBER 2003 – REVISED APRIL 2013
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Typical Performance Charateristics (continued)
Unless otherwise specified: V_S = ±5V, 25°C, V_G = V_{G_MAX}, V_CM = 0V, R_F = 1kΩ, R_G = 174Ω, both inputs terminated in 50Ω, R_L
= 100Ω, Typical values, results referred to device output:
Gain vs. V_G Including Limits
12
V_{IN_DIFF} = ±0.1V
BW vs. R_F for Various R_G
1000
R_G = 100:
10
R_G = 180:
LIMIT HIGH
8
TYPICAL
6
100
R_G = 47:
R_G = 466:
R_G = 1190:
LIMIT LOW
4
2
10
R_G = 27:
0
-1.2 -0.8 -0.4 0
0.4 0.8 1.2
V_G (V)
Figure 34.
1
100
1k
10k
100k
R_F (:)
Figure 35.
Gain vs. V_G (±5V)
30
11
20
dB
10
10 _85°C
0
-10
25°C
-20
-30
-40
-40°C
9
-40°C 8
85°C ⁷
25°C
6
5
4
-50
V/V
3
-60
2
-70
-80
-1.2 -0.8 -0.4
V_{IN_DIFF} = ±0.1V 1
0
0 0.4 0.8 1.2
V_G (V)
Figure 36.
Output Offset Voltage vs. V_G
(Typical Unit 1)
120
-40°C
100
25°C
80
85°C
60
40
20
0
-1.5 -1 -0.5 0 0.5 1 1.5
V_G (V)
Figure 37.
Output Offset Voltage vs. V_G
(Typical Unit 2)
15
10
5
0
85°C
-5
25°C
-10
-15
-20
-40°C
-25
-30
-1.5 1 -0.5 0
0.5 1 1.5
V_G (V)
Figure 38.
Output Offset Voltage vs. V_G
(Typical Unit 3)
0
-20
-40
-60
-40°C
-80
-100
-120
25°C
85°C
-140
-160
-1.5 -1 -05 0 0.5
V_G (V)
1 1.5
Figure 39.
12
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