THS4271-EP Datasheet, PDF (18/44 Pages) Texas Instruments – LOW NOISE, HIGH SLEW RATE, UNITY GAIN STABLE VOLTAGE FEEDBACK AMPLIFIER

THS4271-EP
SGLS270C – DECEMBER 2004 – REVISED APRIL 2010
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TYPICAL CHARACTERISTICS: 5 V (continued)
REJECTION RATIOS
vs
FREQUENCY
100
90
PSRR+
80
70
60
50 CMRR
PSRR−
40
30
20
10
0
10 k
V_S = 5 V
100 k
1M
10 M
f − Frequency − Hz
100 M
REJECTION RATIOS
vs
CASE TEMPERATURE
120
V_S = 5 V
100
PSRR+
PSRR−
80
60
CMMR
40
20
0
−40−30−20−100 10 20 30 40 50 60 70 80 90
Case Temperature − °C
COMMON-MODE REJECTION RATIO
vs
INPUT COMMON-MODE RANGE
100
90 ^{VS = 5 V}
80
70
60
50
40
30
20
10
0
0
1
2
3
4
5
Input Common-Mode Voltage Range − V
Figure 64.
Figure 65.
Figure 66.
INPUT OFFSET VOLTAGE
vs
CASE TEMPERATURE
5
4
V_S = 5 V
3
V_S = ±5 V
2
1
0
−40−30−20−10 0 10 20 30 40 50 60 70 80 90
T_C − Case Temperature − °C
Figure 67.
INPUT BIAS AND OFFSET
CURRENT vs
CASE TEMPERATURE
8
V_S = 5 V
7
I_IB−
6
1.17
1.16
I_{OS 1.15}
5
1.14
4
I_IB+
3
1.13
1.12
2
1.11
1
1.1
0
1.09
−40−30−20−10 0 10 20 30 40 50 60 70 80 90
T_C − Case Temperature − °C
Figure 68.
SMALL-SIGNAL TRANSIENT
RESPONSE
0.3
0.2
0.1
0
−0.1
−0.2
−0.3
Gain = −1
R_L = 499 Ω
R_f = 249 Ω
t_r/t_f = 300 ps
V_S = 5 V
0 2 4 6 8 10 12 14 16
t − Time − ns
Figure 69.
LARGE-SIGNAL TRANSIENT
RESPONSE
1.5
1
0.5
0
−0.5
Gain = −1
R_L = 499 Ω
−1
R_f = 249 Ω
t_r/t_f = 300 ps
V_S = 5 V
−1.5
0 1 2 3 4 5 6 7 8 9 10 11
t − Time − ns
Figure 70.
OVERDRIVE RECOVERY
3
1.5
V_S = 5 V
2
1
1
0.5
0
0
−1
−0.5
−2
−1
−3
−1.5
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1
t − Time − µs
Figure 71.
CLOSED-LOOP OUTPUT
IMPEDANCE vs
FREQUENCY
1000
100
10
Gain = 1
R_L = 499 Ω
V_IN = 1 dBm
V_S = 5 V
1
0.1
0.01
0.001
100 k
1M
10 M
100 M
1G
f − Frequency − Hz
Figure 72.
18
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