OPA2348-HIREL Datasheet, PDF (5/14 Pages) Texas Instruments – 1-MHz, 45-μA CMOS RAIL-TO-RAIL OPERATIONAL AMPLIFIER

OPA2348-HiRel
www.ti.com
SBOS482 – NOVEMBER 2009
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
V_OS
Input offset voltage
V_S = 5 V, V_CM = (V–) + 0.8 V
25°C
Full range
ΔV_OS/ Offset voltage drift over
ΔT
temperature
Full range
PSRR
Offset voltage drift vs power
supply
V_S = 2.5 V to 5.5 V, V_CM < (V+) – 1.7 V
25°C
Full range
Offset voltage channel
separation
dc
f = 1 kHz
25°C
25°C
V_CM
Input common-mode
voltage range
25°C
(V–) – 0.2
CMRR
Input common-mode
rejection ratio
I_B
Input bias current
I_OS
Input offset current
Z_I
Input impedance
(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
25°C
70
Full range
66
25°C
60
Full range
56
25°C
25°C
25°C
Input voltage noise
V_CM < (V+) – 1.7 V, f = 0.1 Hz to 10 Hz
V_n
Input voltage noise density V_CM < (V+) – 1.7 V, f = 1 kHz
I_n
Input current noise density V_CM < (V+) – 1.7 V, f = 1 kHz
A_OL
Open-loop voltage gain
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
25°C
25°C
25°C
25°C
94
Full range
90
25°C
90
Full range
88
Voltage output swing from
rail
RL = 100 kΩ, A_OL > 94 dB
RL = 5 kΩ, A_OL > 90 dB
25°C
Full range
25°C
Full range
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%
See Typical Characteristics
C_L = 100 pF
C_L = 100 pF, G = +1
C_L = 100 pF, V_S = 5.5 V, 2V- step, G = +1
25°C
25°C
25°C
25°C
25°C
Overload recovery time
THD+N
Total harmonic distortion
plus noise
V_IN × Gain > V_S
C_L = 100 pF, V_S = 5.5 V, V_O = 3 V_PP, G = +1, f = 1 kHz
25°C
25°C
I_Q
Quiescent current
Per amplifier
25°C
Full range
TYP
1
4
60
0.2
134
82
71
±0.5
±0.5
10¹³||3
10¹³||3
10
35
4
108
98
18
100
±10
1
0.5
5
7
1.6
0.0023
45
MAX
5
6
175
300
(V+) + 0.2
±10
±10
25
25
125
125
65
75
UNIT
mV
μV/°C
μV/V
μV/V
dB
V
dB
pA
pA
Ω||pF
μV_PP
nV/√Hz
fA/√Hz
dB
mV
mA
MHz
V/μs
μs
μs
%
μA
(1) Full range T_A = 0°C to 70°C
Copyright © 2009, Texas Instruments Incorporated
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