OPA2354-Q1 Datasheet, PDF (7/23 Pages) Texas Instruments – 250 MHz, RAIL-TO-RAIL I/O, CMOS OPERATIONAL AMPLIFIERS

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)
FREQUENCY RESPONSE FOR VARIOUS C_L
9
G = +1
6 V_O = 0.1V_PP
R_S = 0Ω
3
C_L = 100pF
RECOMMENDED R_S vs CAPACITIVE LOAD
160
140 ^{For 0.1dB}
Flatness
120
0
100
−3
C_L = 47pF
−6
−9
C_L = 5.6pF
−12
80
60
V_IN
R_S
40
OPA354
V_O
C_L 1kΩ
20
−15
0
100k
1M
10M
100M
1G
1
Frequency (Hz)
10
100
1k
Capacitive Load (pF)
FREQUENCY RESPONSE vs CAPACITIVE LOAD
3
G = +1
0 ^{VO = 0.1VPP}
C_L = 5.6pF, R_S = 0Ω
−3
C_L = 47pF, R_S = 140Ω
−6
C_L = 100pF, R_S = 120Ω
−9
V_IN
OPA354
−12
R_S
V_O
C_L 1kΩ
−15
100k
1M
10M
100M
1G
Frequency (Hz)
COMMON−MODE REJECTION RATIO AND
POWER−SUPPLY REJECTION RATIO vs FREQUENCY
100
CMRR
80
PSRR+
60
PSRR−
40
20
0
10k
100k
1M
10M
100M
1G
Frequency (Hz)
180
160
140
120
100
80
60
40
20
0
−20
−40
10
OPEN−LOOP GAIN AND PHASE
Phase
Gain
100 1k 10k 100k 1M 10M 100M 1G
Frequency (Hz)
COMPOSITE VIDEO
DIFFERENTIAL GAIN AND PHASE
0.8
0.7
0.6
0.5
dP
0.4
0.3
0.2
0.1
dG
0
1
2
3
4
Number of 150Ω Loads
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