OPA357 Datasheet, PDF (7/23 Pages) Burr-Brown (TI) – 250MHz, Rail-to-Rail I/O, CMOS Operational Amplifier with Shutdown

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OPA357
OPA2357
SBOS235C − MARCH 2002− REVISED MAY 2004
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 R_L
3
0
G = +1
−3 ^{RF = 0Ω}
V_O = 0.1V_PP
−6 ^{CL = 0pF}
−9
−12
R_L = 10kΩ
R_L = 1kΩ
R_L = 100Ω
R_L = 50Ω
−15
100k
1M
10M
100M
1G
Frequency (Hz)
RECOMMENDED R_S vs CAPACITIVE LOAD
160
140 ^{For 0.1dB}
Flatness
120
100
80
60
V_IN
R_S
40
OPA357
V_O
C_L 1kΩ
20
0
1
10
100
1k
Capacitive Load (pF)
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)
FREQUENCY RESPONSE FOR VARIOUS C_L
9
G = +1
6 V_O = 0.1V_PP
R_S = 0Ω
3
C_L = 100pF
0
−3
C_L = 47pF
−6
−9
C_L = 5.6pF
−12
−15
100k
1M
10M
100M
1G
Frequency (Hz)
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
OPA357
−12
R_S
V_O
C_L 1kΩ
−15
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)
7