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THS4221 Datasheet, PDF (13/30 Pages) Texas Instruments – LOW-DISTORTION, HIGH-SPEED, RAIL-TO-RAIL OUTPUT OPERATIONAL AMPLIFIERS | |||
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www.ti.com
COMMON-MODE REJECTION RATIO
vs
INPUT COMMON-MODE RANGE
100
90
80
70
60
50
40
30
20
10
VS = ±5 V
TA = 25°C
0
â6 â4 â2 0
2
4
6
VICR â Input Common-Mode Voltage Range â V
Figure 22
INPUT BIAS AND OFFSET CURRENT
vs
CASE TEMPERATURE
0.84
10
VS = 5 V
0.82
5
0.8
IOS
0.78
0.76
0
IIB+
â5
IIBâ
â10
0.74
â15
0.72
â20
0.7
â25
â40â30â20â10 0 10 20 30 40 50 60 70 80 90
Case Temperature â °C
Figure 24
THS4221, THS4225
THS4222, THS4226
SLOS399G â AUGUST 2002 â REVISED JANUARY 2004
INPUT OFFSET VOLTAGE
vs
CASE TEMPERATURE
4
3.5
3
2.5
VS = 5 V
2
1.5
1
VS = ±5 V
0.5
0
â40â30â20â10 0 10 20 30 40 50 60 70 80 90
Case Temperature â °C
Figure 23
INPUT BIAS AND OFFSET CURRENT
vs
CASE TEMPERATURE
0.9
5
VS = ±5 V
0.88
0
IOS
0.86
â5
0.84
IIB+
â10
0.82
â15
0.8
â20
IIBâ
0.78
â25
0.76
â30
â40â30â20â10 0 10 20 30 40 50 60 70 80 90
Case Temperature â °C
Figure 25
POWER-DOWN QUIESCENT CURRENT
vs
SUPPLY VOLTAGE
1000
900
800
TA = 85°C
700
TA = 25°C
600
500
TA = â40°C
400
300
200
100
0
1.5 2 2.5 3 3.5 4 4.5 5
VS â Supply Voltage â ±V
Figure 26
OUTPUT IMPEDANCE IN POWER DOWN
vs
FREQUENCY
3200
2800
2400
2000
Gain = 2
RL = 499 â¦
Rf = 1.5 kâ¦
PIN = 1 dBm
VS = ±5 V
1600
1200
800
400
0
0.1
1
10
100
1k
f â Frequency â MHz
Figure 27
CROSSTALK
vs
FREQUENCY
120
100
PD Crosstalk
80
all Channels
60
VS = ±5 V, 5 V, and 3.3 V
Gain = 1
40 RL = 499 â¦
VIN= â1 dB
20 TA = 25°C
Crosstalk all Channels
0
0.1
1
10
100
1k
f â Frequency â MHz
Figure 28
13
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