OPA373_16 Datasheet, PDF (3/37 Pages) Texas Instruments – CMOS Operational Amplifier

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OPA373, OPA2373
OPA374
OPA2374, OPA4374
SBOS279E − SEPTEMBER 2003 − REVISED MAY 2008
ELECTRICAL CHARACTERISTICS: V_S = +2.7V to +5.5V
Boldface limits apply over the specified temperature range, T_A = −40°C to +125°C.
At TA = +25°C, RL = 10kΩ connected to VS/2, and VOUT = VS/2, unless otherwise noted.
OPA373, OPA2373, OPA374,
OPA2374, OPA4374
PARAMETER
CONDITIONS
MIN
TYP
MAX
OFFSET VOLTAGE
Input Offset Voltage
over Temperature
Drift
vs Power Supply
over Temperature
Channel Separation, DC
f = 1kHz
V_OS
dV_OS/dT
PSRR
V_S = 5V
V_S = 2.7V to 5.5V, V_CM < (V+) − 2V
V_S = 2.7V to 5.5V, V_CM < (V+) − 2V
1
5
6.5
3
25
100
150
0.4
128
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
Common-Mode Rejection Ratio
over Temperature
over Temperature
INPUT BIAS CURRENT
Input Bias Current
Input Offset Current
INPUT IMPEDANCE
Differential
Common-Mode
V_CM
(V−) − 0.2
(V+) + 0.2
CMRR
(V−) − 0.2V < V_CM < (V+) − 2V
80
90
(V−) − 0.2V < V_CM < (V+) − 2V
70
V_S = 5.5V, (V−) − 0.2V < V_CM < (V+) + 0.2V
66
V_S = 5.5V, (V−) − 0.2V < V_CM < (V+) + 0.2V
60
I_B
±0.5
±10
I_OS
±0.5
±10
10¹³ï£·ï£· 3
10¹³ï£·ï£· 6
NOISE
Input Voltage Noise, f = 0.1Hz to 10Hz
Input Voltage Noise Density, f = 10kHz
Input Current Noise Density, f = 10kHz
OPEN-LOOP GAIN
Open-Loop Voltage Gain
over Temperature
over Temperature
OUTPUT
Voltage Output Swing from Rail
over Temperature
over Temperature
Short-Circuit Current
Capacitive Load Drive
Open-Loop Output Impedance
FREQUENCY RESPONSE
Gain-Bandwidth Product
Slew Rate
Settling Time, 0.1%
0.01%
Overload Recovery Time
Total Harmonic Distortion + Noise
ENABLE/SHUTDOWN
t_OFF
t_ON
V_L (shutdown)
V_H (amplifier is active)
Input Bias Current of Enable Pin
I_QSD (per amplifier)
V_CM < (V+) − 2V
10
e_n
15
i_n
4
A_OL V_S = 5V, R_L = 100kΩ, 0.025V < V_O < 4.975V
94
110
V_S = 5V, R_L = 100kΩ, 0.025V < V_O < 4.975V
80
V_S = 5V, R_L = 5kΩ, 0.125V < V_O < 4.875V
94
106
V_S = 5V, R_L = 5kΩ, 0.125V < V_O < 4.875V
80
I_SC
C_LOAD
GBW
SR
t_S
THD+N
R_L = 100kΩ
R_L = 100kΩ
R_L = 5kΩ
R_L = 5kΩ
f = 1MHz, I_O = 0
C_L = 100pF
G = +1
V_S = 5V, 2V Step, G = +1
V_S = 5V, 2V Step, G = +1
V_IN • Gain > V_S
V_S = 5V, V_O = 3V_PP, G = +1, f = 1kHz
18
25
25
100
125
125
See Typical Characteristics
See Typical Characteristics
220
6.5
5
1
1.5
0.3
0.0013
V−
(V−) + 2
3
12
0.2
< 0.5
(V−) + 0.8
V+
1
UNIT
mV
mV
µV/°C
µV/V
µV/V
µV/V
dB
V
dB
dB
dB
dB
pA
pA
Ω pF
Ω pF
µV_PP
nV/√Hz
fA/√Hz
dB
dB
dB
dB
mV
mV
mV
mV
Ω
MHz
V/µs
µs
µs
µs
%
µs
µs
V
V
µA
µA
3