OPA354
OPA2354
OPA4354
SBOS233C − MARCH 2002− REVISED APRIL 2004
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TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, VS = 5V, G = +1, RF = 0Ω, RL = 1kΩ, and connected to VS/2, unless otherwise noted.
FREQUENCY RESPONSE FOR VARIOUS C
L
9
6
Normalized Gain (dB)
3
0
−3
−6
−9
−12
−15
100k
1M
C
L
= 47pF
G = +1
V
O
= 0.1V
PP
R
S
= 0Ω
C
L
= 100pF
120
100
R
S
(
Ω
)
80
60
160
140
RECOMMENDED R
S
vs CAPACITIVE LOAD
For 0.1dB
Flatness
V
IN
R
S
OPA354
40
C
L
= 5.6pF
20
0
10M
Frequency (Hz)
100M
1G
1
V
O
C
L
1kΩ
10
100
Capacitive Load (pF)
1k
FREQUENCY RESPONSE vs CAPACITIVE LOAD
3
0
Normalized Gain (dB)
−3
−
6
−
9
V
IN
OPA354
COMMON−MODE REJECTION RATIO AND
POWER−SUPPLY REJECTION RATIO vs FREQUENCY
100
G = +1
V
O
= 0.1V
PP
C
L
= 47pF, R
S
= 140Ω
C
L
= 5.6pF, R
S
= 0Ω
CMRR
80
CMRR, PSRR (dB)
PSRR+
60
PSRR−
40
C
L
= 100pF, R
S
= 120Ω
R
S
V
O
C
L
1kΩ
−12
−15
100k
20
0
1M
10M
Frequency (Hz)
100M
1G
10k
100k
1M
10M
Frequency (Hz)
100M
1G
OPEN−LOOP GAIN AND PHASE
180
160
Open−Loop Phase (degrees)
Open−Loop Gain (dB)
140
100
80
60
40
20
0
−20
−40
10
100
1k
10k 100k
1M
Frequency (Hz)
10M
100M
1G
0.1
0
1
Gain
Phase
dG/dP (%/degrees)
120
0.6
0.5
0.4
0.3
0.2
0.8
0.7
COMPOSITE VIDEO
DIFFERENTIAL GAIN AND PHASE
dP
dG
2
3
4
Number of 150Ω Loads
8
TI [ TEXAS INSTRUMENTS ]
