OPA348-Q1 Datasheet, PDF (5/30 Pages) Texas Instruments – OPAx348-Q1 1-MHz 45-μA CMOS Rail-to-Rail Operational Amplifier

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OPA348-Q1, OPA2348-Q1, OPA4348-Q1
SBOS465B – JANUARY 2009 – REVISED DECEMBER 2014
6.5 Electrical Characteristics
V_S = 2.5 V to 5.5 V, R_L = 100 kΩ connected to V_S / 2, V_OUT = V_S / 2 (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_A ⁽¹⁾
MIN TYP
V_OS
Input offset voltage
V_S = 5 V, V_CM = (V–) + 0.8 V
25°C
1
Full range
ΔV_OS/Δ
T
Offset voltage drift over temperature
Full range
4
25°C
60
PSRR Offset voltage drift vs power supply V_S = 2.5 V to 5.5 V, V_CM < (V+) – 1.7 V
Full range
Channel separation
dc
f = 1 kHz
25°C
0.2
25°C
134
V_CM
Input common-mode voltage range
CMRR Input common-mode rejection ratio
I_B
Input bias current
I_OS
Input offset current
Z_I
Input impedance
Input voltage noise
V_n
Input voltage noise density
I_n
Input current noise density
A_OL
Open-loop voltage gain
(V–) – 0.2 V < V_CM < (V+) – 1.7 V
V_S = 5.5 V, (V–) – 0.2 V < V_CM < (V+) + 0.2 V
V_S = 5.5 V, (V–) < V_CM < (V+)
Differential
Common-mode
V_CM < (V+) – 1.7 V, f = 0.1 Hz to 10 Hz
V_CM < (V+) – 1.7 V, f = 1 kHz
V_CM < (V+) – 1.7 V, f = 1 kHz
V_S = 5 V, R_L = 100 kΩ,
0.025 V < V_O < 4.975 V
V_S = 5V, R_L = 5 kΩ,
0.125 V < V_O < 4.875 V
Voltage output swing from rail
RL = 100 kΩ, A_OL > 94 dB
RL = 5 kΩ, A_OL > 90 dB
I_SC
C_LOAD
GBW
SR
t_s
Output short-circuit current
Capacitive load drive
Gain-bandwidth product
Slew rate
Settling
time
0.1%
0.01%
Overload recovery time
THD+N Total harmonic distortion plus noise
See the Typical Characteristics section
C_L = 100 pF
C_L = 100 pF, G = +1
C_L = 100 pF, V_S = 5.5 V, 2V- step, G = +1
V_IN × Gain > V_S
C_L = 100 pF, V_S = 5.5 V, V_O = 3 V_PP,
G = +1, f = 1 kHz
I_Q
Quiescent current
Per amplifier
25°C
(V–) – 0.2
25°C
Full range
25°C
Full range
25°C
25°C
25°C
25°C
25°C
25°C
25°C
Full range
25°C
Full range
25°C
Full range
25°C
Full range
25°C
25°C
25°C
25°C
25°C
25°C
25°C
25°C
Full range
70
82
66
60
71
56
±0.5
±0.5
10¹³||3
10¹³||3
10
35
4
94
108
90
90
98
88
18
100
±10
1
0.5
5
7
1.6
0.0023
%
45
(1) Full range T_A = –40°C to 125°C.
MAX
5
6
175
300
(V+) +
0.2
UNIT
mV
µV/°C
µV/V
µV/V
dB
V
dB
±10
pA
±10
pA
Ω||pF
µV_PP
nV/√Hz
fA/√Hz
dB
25
mV
25
125
mV
125
mA
MHz
V/µs
µs
µs
65
µA
75
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