Datasheet
0
0.005
0.010
0.015
0.020
0.025
0.030
0 1 2 3 4 5 6 7 8
Number of Loads − 150 Ω
Differential Gain − %
Gain = 2
R
f
= 1.3 kΩ
V
S
= ±5 V
40 IRE − NTSC and Pal
Worst Case ±100 IRE Ramp
NTSC
PAL
0
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0 1 2 3 4 5 6 7 8
Number of Loads − 150 Ω
Differential Phase −
Gain = 2
R
f
= 1.3 kΩ
V
S
= ±5 V
40 IRE − NTSC and Pal
Worst Case ±100 IRE Ramp
NTSC
PAL
°
−3
−2
−1
0
1
2
3
0 5 10 15 20 25
t − Time − ns
− Output Voltage − VV
O
Gain = −1
R
L
= 499 Ω
R
f
= 249 Ω
f= 1 MHz
V
S
= ±5 V
Rising Edge
Falling Edge
−5
−4
−3
−2
−1
0
1
2
3
4
5
10 100 1 k 10 k
R
L
− Load Resistance − Ω
− Output Voltage − VV
O
V
S
= ±5 V
T
A
= −40 to 85°C
0
5
10
15
20
25
30
2 2.5 3 3.5 4 4.5 5
T
A
= −40°C
V
S
− Supply Voltage − ±V
Quiescent Current − mA
T
A
= 85°C
T
A
= 25°C
NormalizedGain dB-
0.5
0
-0.5
-1
-1.5
-2
-2.5
-3
1M 10M 100M
CapacitiveLoad Hz-
R =499
V = 5V
W
L
S
±
R =10 ,C =100pF
(ISO) L
W
R =15 ,C =50pF
(ISO) L
W
R =25 ,C =10pF
(ISO) L
W
−10
0
10
20
30
40
50
60
70
80
10 k 100 k 1 M 10 M 100 M 1 G
180
160
140
120
100
80
60
40
20
0
Open-Loop Gain − dB
f − Frequency − Hz
V
S
= ±5 V
Phase −°
Gain
Phase
0
10
20
30
40
50
60
70
80
90
100
10 k 100 k 1 M 10 M 100 M
CMRR
PSRR+
V
S
= ±5 V
Rejection Ratios − dB
f − Frequency − Hz
PSRR−
50
55
60
65
70
75
80
85
2.5 3 3.5 4 4.5 5
Open-LoopGain − dB
SupplyVoltage − V
S
±
T
A
= −40°C
T
A
=25°C
T
A
=85°C
THS4271
THS4275
SLOS397F –JULY 2002–REVISED OCTOBER 2009
www.ti.com
TYPICAL CHARACTERISTICS: ±5 V (continued)
DIFFERENTIAL GAIN DIFFERENTIAL PHASE
vs vs
NUMBER OF LOADS NUMBER OF LOADS SETTLING TIME
Figure 19. Figure 20. Figure 21.
QUIESCENT CURRENT OUTPUT VOLTAGE FREQUENCY RESPONSE
vs vs vs
SUPPLY VOLTAGE LOAD RESISTANCE CAPACITIVE LOAD
Figure 22. Figure 23. Figure 24.
OPEN-LOOP GAIN AND PHASE OPEN-LOOP GAIN REJECTION RATIOS
vs vs vs
FREQUENCY SUPPLY VOLTAGE FREQUENCY
Figure 25. Figure 26. Figure 27.
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