Datasheet

FREQUENCY RESPONSE FOR VARIOUS C
L
Frequency (Hz)
Normalized Gain (dB)
10M1M 100M 1G100k
9
6
3
0
−
3
−
6
−
9
−
12
−
15
C
L
= 100pF
C
L
= 47pF
C
L
= 5.6pF
G = +1
V
O
= 0.1V
PP
R
S
= 0
Ω
RECOMMENDED R
S
vs CAPACITIVE LOAD
Capacitive Load (pF)
R
S
(
Ω
)
10010
1k1
160
140
120
100
80
60
40
20
0
OPA354
C
L
R
S
V
IN
V
O
1k
Ω
For 0.1dB
Flatness
FREQUENCY RESPONSE vs CAPACITIVE LOAD
Frequency (Hz)
Normalized Gain (dB)
100M10M1M
1G100k
3
0
−
3
−
6
−
9
−
12
−
15
OPA354
C
L
R
S
V
IN
V
O
1kΩ
C
L
= 47pF, R
S
= 140
Ω
C
L
= 100pF, R
S
= 120
Ω
C
L
= 5.6pF, R
S
= 0
Ω
G = +1
V
O
= 0.1V
PP
COMMON−MODE REJECTION RATIO AND
POWER−SUPPLY REJECTION RATIO vs FREQUENCY
Frequency (Hz)
CMRR, PSRR (dB)
10k 100k 1M 10M 100M 1G
100
80
60
40
20
0
PSRR
−
PSRR+
CMRR
OPEN−LOOP GAIN AND PHASE
Frequency (Hz)
Open−Loop Phase (degrees)
Open−Loop Gain (dB)
10 100 1k 100k10k 1M 10M 1G100M
180
160
140
120
100
80
60
40
20
0
−
20
−
40
Phase
Gain
COMPOSITE VIDEO
DIFFERENTIAL GAIN AND PHASE
Number of 150
Ω
Loads
dG/dP (%/degrees)
32 41
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
dP
dG
OPA354-Q1
OPA2354-Q1
www.ti.com ....................................................................................................................................................... SBOS492A –JUNE 2009–REVISED AUGUST 2009
TYPICAL CHARACTERISTICS (continued)
T
A
= 25°C, V
S
= 5 V, R
F
= 0 Ω, R
L
= 1 kΩ connected to V
S
/2 (unless otherwise noted)
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