THS4509-Q1 Datasheet, PDF (14/40 Pages) Texas Instruments – WIDEBAND LOW-NOISE LOW-DISTORTION FULLY DIFFERENTIAL AMPLIFIER

THS4509-Q1
SLOS547 – NOVEMBER 2008........................................................................................................................................................................................... www.ti.com
TURN-ON TIME
2
5
1.6
4
PD
1.2
3
0.8
Output
2
0.4
1
0
0
t − Time − 50 ns/div
Figure 31.
OPEN-LOOP GAIN AND PHASE vs FREQUENCY
90
40
80
10
70
-20
60
Gain
-50
50
Phase
-80
40
-110
30
-140
20
-170
10
0
1
-200
-230
100
10 k
1M
100 M 10 G
f − Frequency − Hz
Figure 33.
NOISE FIGURE vs FREQUENCY
20
19 _{Gain = 6 dB}
18
17
Gain = 10 dB
16
50 - W System
15
Gain = 14 dB
14
13
Gain = 20 dB
12
11
10
0
50
100
150
200
f − Frequency − MHz
Figure 35.
INPUT OFFSET VOLTAGE vs
INPUT COMMON-MODE VOLTAGE
40
35
30
25
20
15
10
5
0
−5
−2.5 −2 −1.5 −1 −0.5 0 0.5 1 1.5
Input Common-Mode Voltage − V
Figure 32.
2 2.5
INPUT REFERRED NOISE vs FREQUENCY
1000
100
In
10
Vn
1
10
100
1k
10 k 100 k
f − Frequency − Hz
1 M 10 M
Figure 34.
QUIESCENT CURRENT vs SUPPLY VOLTAGE
40
TA = 25°C
TA = -40°C
35
±1.35 V
TA = 85°C
30
25
1
1.5
2
2.5
VS - Supply Voltage - V
Figure 36.
14
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