THS4503-EP Datasheet, PDF (18/40 Pages) Texas Instruments – WIDEBAND, LOW-DISTORTION FULLY DIFFERENTIAL AMPLIFIERS

THS4503−EP
SGLS291A − APRIL 2005 − JANUARY 2012
TYPICAL CHARACTERISTICS (5 V Graphs)
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OUTPUT BALANCE ERROR
vs
FREQUENCY
0
P_IN = −20 dBm
−10 _{RL = 800 Ω}
R_f = 499 Ω
−20 VS = 5 V
−30
−40
−50
−60
−70
0.1
1
10
100
f − Frequency − MHz
Figure 78
OPEN-LOOP GAIN AND PHASE
vs
FREQUENCY
60
30
Gain
P_IN = −30 dBm
50
R_L = 800 Ω
R_f = 100 kΩ
0
V_S = 5 V
40
−30
30
−60
Phase
20
−90
10
−120
0
0.01
0.1
1
10
100
f − Frequency − MHz
Figure 79
−150
1000
OPEN-LOOP GAIN
vs
CASE TEMPERATURE
57
56
R_L = 800 Ω
V_S = 5 V
55
54
53
52
51
50
49
48
47
46
−40−30−20−100 10 20 30 40 50 60 70 80 90
Case Temperature − °C
Figure 80
INPUT BIAS AND OFFSET CURRENT
vs
CASE TEMPERATURE
2.25
V_S = ±5 V
2
I_IB−
0.14
0.13
1.75
0.12
1.5
I_IB+
0.11
1.25
0.1
1
0.75
0.09
I_OS
0.08
0.5
0.07
0.25
0.06
0
0.05
−40−30−20−10 0 10 20 30 40 50 60 70 80 90
Case Temperature − °C
Figure 81
QUIESCENT CURRENT
vs
SUPPLY VOLTAGE
35
T_A = 85°C
30
25
T_A = 25°C
20
T_A = −40°C
15
10
5
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
V_S − Supply Voltage − ±V
Figure 82
INPUT OFFSET VOLTAGE
vs
CASE TEMPERATURE
2.5
V_S = 5 V
2
1.5
1
0.5
0
−40 −30−20−10 0 10 20 30 40 50 60 70 80 90
Case Temperature − °C
Figure 83
COMMON-MODE REJECTION RATIO
vs
INPUT COMMON-MODE RANGE
90
V_S = 5 V
80
70
60
50
40
30
20
10
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
Input Common-Mode Voltage Range − V
Figure 84
18
OUTPUT DRIVE
vs
CASE TEMPERATURE
150 _{VS = 5 V}
Source
100
50
0
−50
Sink
−100
−150
−40−30−20−10 0 10 20 30 40 50 60 70 80 90
Case Temperature − °C
Figure 85
HARMONIC DISTORTION
vs
OUTPUT COMMON-MODE VOLTAGE
0
−10
Single-Ended and
Differential Input
−20
Gain = 1
−30
V_O = 2 V_PP
R_f = 499 Ω
−40
f= 8 MHz
−50
V_S = 5 V
−60
HD3-Diff
HD2-SE
HD2-Diff
−70
−80
−90
−100
HD3-SE
1.5 1.75 2 2.25 2.5 2.75 3 3.25 3.5
V_OCM − Output Common-Mode Voltage − V
Figure 86