THS4140 Datasheet, PDF (6/24 Pages) Texas Instruments – HIGH SPEED FULLY DIFFERENTIAL I/O AMPLIFIERS

THS4140, THS4141
HIGHĆSPEED FULLY DIFFERENTIAL I/O AMPLIFIERS
SLOS320E − MAY 2000 − REVISED JANUARY 2004
TYPICAL CHARACTERISTICS
SMALL SIGNAL FREQUENCY RESPONSE
45
40
35
Rf = 24 kΩ
30
RL = 800 Ω,
VCC = ±5 V,
VI = 45 mVPP
25
20
15 ^{Rf = 2.4 kΩ}
10 ^{Rf = 1.2 kΩ}
5
Rf = 470 Ω
0
−5 ^{Rf = 240 Ω}
−10
−15
−20
100 k
1M
10 M
100 M
1G
f − Frequency − Hz
Figure 2
LARGE SIGNAL FREQUENCY RESPONSE
5
VI = 0.4 VPP
0
−5
−10
VI = 0.126 VPP
−15
−20
VI = 40 m VPP
−25 _{Rf = 330 Ω,}
RL = 800 Ω,
−30 ^{VCC = ±5 V,}
G=1
−35
100 k
1M
10 M
100 M
1G
f − Frequency − Hz
Figure 3
COMMON-MODE REJECTION RATIO
vs
FREQUENCY
−40
VI = 0.8 mVPP
−50
−60 VCC = 5 V
−70
VCC = ±15 V
SMALL SIGNAL FREQUENCY RESPONSE
1
VCC = 5 V
0
VCC = ±5 V
−1
VCC = ±15 V
−80
VCC = ±5 V
−90
−2 _{Rf = 390 Ω,}
RL = 800 Ω,
VI = 45 mV RMS
G=1
−100
1M
10 M
100 M
−3
1G
100 k
1M
10 M
100 M
1G
f − Frequency − Hz
f − Frequency − Hz
Figure 4
Figure 5
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