THS4503-EP Datasheet, PDF (13/40 Pages) Texas Instruments – WIDEBAND, LOW-DISTORTION FULLY DIFFERENTIAL AMPLIFIERS

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THS4503−EP
SGLS291A − APRIL 2005 − JANUARY 2012
TYPICAL CHARACTERISTICS (±5 V Graphs)
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
0.11
I_IB+
1.25
0.1
1
0.75
I_OS
0.09
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 38
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 39
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 40
COMMON-MODE REJECTION RATIO
vs
INPUT COMMON-MODE RANGE
110
100 ^{VS = ±5 V}
90
80
70
60
50
40
30
20
10
0
−10
−6 −4 −2 0
2
4
6
Input Common-Mode Voltage Range − V
Figure 41
DIFFERENTIAL OUTPUT CURRENT DRIVE
vs
CASE TEMPERATURE
200
V_S = ±5 V
150
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 42
HARMONIC DISTORTION
vs
OUTPUT COMMON-MODE VOLTAGE
0
Single-Ended and Differential
−10 _{Input to Differential Output}
−20 ^{Gain = 1, V}O ^{= 2 V}PP
f= 8 MHz, R_f = 499 Ω
−30 _{VS = ±5 V}
−40
−50
HD3-SE and Diff
−60
HD2-Diff
−70
HD2-SE
−80
−90
−100
−3.5 −2.5 −1.5 −0.5 0.5 1.5 2.5 3.5
V_OC − Output Common-Mode Voltage − V
Figure 43
SMALL SIGNAL FREQUENCY RESPONSE
AT V_OCM
3
Gain = 1
2
R_L = 800 Ω
R_f = 499 Ω
P_IN= −20 dBm
1 VS = ±5 V
0
−1
−2
−3
1
10
100
f − Frequency − MHz
1000
Figure 44
OUTPUT OFFSET VOLTAGE AT V_OCM
vs
OUTPUT COMMON-MODE VOLTAGE
600
400
200
0
−200
−400
−600
−5 −4 −3 −2 −1 0 1 2 3 4 5
V_OC − Output Common-Mode Voltage − V
Figure 45
QUIESCENT CURRENT
vs
POWER-DOWN VOLTAGE
30
25
20
15
10
5
0
−5
−5 −4.5 −4 −3.5 −3 −2.5 −2 −1.5 −1 −0.5 0
Power-Down Voltage − V
Figure 46
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