OPA2343EA Datasheet, PDF (4/16 Pages) Texas Instruments – SINGLE-SUPPLY, RAIL-TO-RAIL OPERATIONAL AMPLIFIERS microAmplifier Series

TYPICAL PERFORMANCE CURVES
At T_A = +25°C, V_S = +5V, and R_L = 10kΩ connected to V_S/2, unless otherwise noted.
160
140
120
100
80
60
40
20
0
–20
0.1
OPEN-LOOP GAIN/PHASE vs FREQUENCY
0
–45
–90
–135
–180
1 10 100 1k 10k 100k 1M 10M
Frequency (Hz)
100
80
60
40
20
0
1
POWER-SUPPLY and COMMON-MODE
REJECTION vs FREQUENCY
PSRR
CMRR
V_CM = –0.3V to (V+) –1.8V
10
100
1k
10k
100k
1M
Frequency (Hz)
INPUT VOLTAGE AND CURRENT NOISE
SPECTRAL DENSITY vs FREQUENCY
10k
1k
Current Noise
1k
100
Voltage Noise
100
10
10
1
1
0.1
1
10
100
1k
10k
100k
1M
Frequency (Hz)
0.1
0.01
0.001
TOTAL HARMONIC DISTORTION + NOISE
vs FREQUENCY
G = 10
G=1
R_L = 600
R_L = 2k
R_L = 600
R_L = 10k
R_L = 2k
R_L = 10k
0.0001
20
100
1k
Frequency (Hz)
10k 20k
CHANNEL SEPARATION vs FREQUENCY
140
130
120
Dual and quad devices.
G = 1, all channels.
110 ^{Quad measured channel A to D}
or B to C—other combinations
yield improved rejection.
100
10
100
1k
10k
Frequency (Hz)
100k
5k
4k
3k
2k
1k
0
10
CLOSED-LOOP OUTPUT IMPEDANCE
vs FREQUENCY
G = 100
G = 10
G=1
100
1k
10k 100k
1M
10M
Frequency (Hz)
4
OPA343, 2343, 4343
SBOS090A