LMH6642Q-Q1_15 Datasheet, PDF (12/34 Pages) Texas Instruments – Low Power, 130 MHz, 75 mA Rail-to-Rail Output Amplifiers

LMH6642Q-Q1, LMH6643Q-Q1
SNOSC61C – JANUARY 2012 – REVISED SEPTEMBER 2014
Typical Performance Characteristics (continued)
V⁺ = +5, V^− = −5V, R_F = R_L = 2kΩ. Unless otherwise specified.
8.0
±2.5V
6.0
2V_PP
4.0
±5V
2.0
4V_PP
0.0
A_V = +2
R_F = R_L = 2k
100k
1M
10M
FREQUENCY (Hz)
200M
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8.0
±1.5V
6.0
4.0
±5
2.0
V
0.0
±2.5V
V_O = 0.2V_PP
A_V = +2
R_F = R_L = 2k
100k
1M
10M
FREQUENCY (Hz)
200M
Figure 7. Large Signal Frequency Response
±5V
6
4
±1.5V
2
±2.5V
0
V_O = 0.4V_PP
A_V = +2
R_F = 806:
R_L 150:
100K
1M
10M
FREQUENCY (Hz)
200M
Figure 9. Closed Loop Frequency Response
for Various Supplies
3
R_L = 2k
R_L = 100:
2
1
V_S = 3V
A_V = -1
0
100k
1M
10M
FREQUENCY (Hz)
100M
Figure 8. Closed Loop Small Signal Frequency Response
for Various Supplies
+0.3
+0.2
GAIN
+0.1
±1.5V
±2.5V
±5V
0
-0.1
PHASE
±5V
V_O = 0.4V_PP
A_V = +2
R_F = 806:
±2.5V
R_L = 150:
±1.5V
+25
-20
-65
-110
-155
100K
1M
10M
FREQUENCY (Hz)
200M
Figure 10. ±0.1dB Gain Flatness
for Various Supplies
5
4
3
2
V_S = 5V
1 ^{AV = -1}
Rf = 2k
R_L = 2K to V_S/2
0
100K
1M
10M
FREQUENCY (Hz)
100M
Figure 11. V_OUT (V_PP) for THD < 0.5%
Figure 12. V_OUT (V_PP) for THD < 0.5%
12
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