OPA365-EP Datasheet, PDF (3/19 Pages) Texas Instruments – 50-MHz Low-Distortion High-CMRR Rail-to-Rail I/O, Single-Supply Operational Amplifier

OPA365-EP
www.ti.com
SLOS735 – AUGUST 2011
ELECTRICAL CHARACTERISTICS
V_S = 2.2 V to 5.5 V, R_L = 10 kΩ connected to V_S/2, V_CM = V_S/2, and V_OUT = V_S/2 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_A ⁽¹⁾
MIN TYP
OFFSET VOLTAGE
MAX UNIT
V_OS
Input offset voltage
25°C
Full range
100
200
µV
450
dV_OS/
dT
Input offset voltage drift
Full range
3
µV/°C
PSRR
Input offset voltage vs
power supply
V_S = +2.2V to +5.5V
Full range
10
100 µV/V
INPUT BIAS CURRENT
I_B
Input bias current
25°C
±0.2
±10 pA
Full range See Typical Characteristics
I_OS
Input offset current
NOISE
25°C
±0.2
±10 pA
e_n
Input voltage noise
e_n
Input voltage noise density
i_n
Input current noise density
INPUT VOLTAGE RANGE
f = 0.1Hz to 10Hz
f = 100kHz
f = 10kHz
25°C
25°C
25°C
5
µV_PP
4.5
nV/√Hz
4
fA/√Hz
V_CM
Common-mode voltage
range
Full range
(V-) –
0.1
(V+) +
0.1
V
CMRR
Common-mode rejection
ratio
(V-) – 0.1V ≤ V_CM ≤ (V+) + 0.1V
Full range
96.5
120
dB
INPUT CAPACITANCE
Differential
25°C
6
pF
Common-mode
25°C
2
pF
OPEN-LOOP GAIN
R_L = 10kΩ, 100mV < V_O < (V+) – 100mV
Full range
96.5
120
A_OL
Open-loop voltage gain
R_L = 600Ω, 200mV < V_O < (V+) – 200mV
25°C
100
120
dB
R_L = 600Ω, 200mV < V_O < (V+) – 200mV
Full range
91
FREQUENCY RESPONSE
GBW Gain-bandwidth product
25°C
50
MHz
SR
Slew rate
t_S
Settling time
Overload recovery time
THD+N
Total harmonic distortion +
noise ⁽²⁾
V_S = 5V, G = +1
0.1%, V_S = 5V, 4V Step, G = +1
0.01%, V_S = 5V, 4V Step, G = +1
V_S = 5V, V_IN x Gain > V_S
V_S = 5V, R_L = 600Ω, V_O = 4VPP,
G = +1, f = 1kHz
25°C
25°C
25°C
25°C
25°C
25
200
300
< 0.1
0.0004
V/µs
ns
µs
%
OUTPUT
Voltage output swing from
rail
R_L = 10kΩ, V_S = 5.5V
I_SC
Short-circuit current⁽³⁾
C_L
Capacitive load drive
Open-loop output
impedance
f = 1MHz, I_O = 0
Full range
10
20 mV
25°C
25°C
±65
mA
See Typical Characteristics
25°C
30
Ω
POWER SUPPLY
V_S
Specified voltage range
I_Q
Quiescent current per
amplifier
I_O = 0
Full range
25°C
Full range
2.2
4.6
5.5 V
5
mA
5.5
(1) Full range T_A = −55°C to +125°C
(2) Third-order filter, bandwidth 80kHz at −3dB.
(3) Continuous output current greater than 20 mA for extended periods may affect product reliability.
Copyright © 2011, Texas Instruments Incorporated
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