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| OPA314_15 Datasheet, PDF (8/45 Pages) Texas Instruments – OPAx314 3-MHz, Low-Power, Low-Noise, RRIO, 1.8-V CMOS Operational Amplifier | |||
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OPA314, OPA2314, OPA4314
SBOS563G â MAY 2011 â REVISED JUNE 2015
www.ti.com
Electrical Characteristics (continued)
VS = 1.8 V to 5.5 V; At TA = 25 °C, RL = 10 k⦠connected to VS/2, VCM = VS/2, and VOUT = VS/2, unless otherwise noted.(1)
PARAMETER
TEST CONDITIONS
TA = 25 °C
MIN
TYP
MAX
TA = â40°C to 125°C
MIN
TYP MAX
UNIT
en
Input voltage noise
density
f = 10 kHz
f = 1 kHz
13
nV/âHz
14
nV/âHz
in
Input current noise
density
f = 1 kHz
5
fA/âHz
INPUT CAPACITANCE
Differential
CIN
Common-mode
OPEN-LOOP GAIN
VS = 5 V
VS = 5 V
1
pF
5
pF
VS = 1.8 V, 0.2 V < VO < (V+) â 0.2 V, RL = 10
kΩ
90
115
dB
VS = 5.5 V, 0.2 V < VO < (V+) â 0.2 V, RL = 10
kΩ
100
128
dB
AOL
Open-loop voltage gain
VS = 1.8 V, 0.5 V < VO < (V+) â 0.5 V, RL = 2
kΩ (2)
90
100
dB
VS = 5.5 V, 0.5 V < VO < (V+) â 0.5 V, RL = 2
kΩ (2)
94
110
dB
Over temperature
Phase margin
FREQUENCY RESPONSE
VS = 5.5 V, 0.2 V < VO < (V+) â 0.2 V, RL = 10
kΩ
VS = 5.5 V, 0.5 V < VO < (V+) â 0.2 V, RL = 2 kΩ
VS = 5 V, G = 1, RL = 10 kΩ
90
110
dB
100
dB
65
°
GBW
SR
tS
THD+N
Gain-bandwidth product
Slew rate(3)
Settling time
Overload recovery time
Total harmonic distortion
+ noise(4)
VS = 1.8 V, RL = 10 kΩ, CL = 10 pF
VS = 5 V, RL = 10 kΩ, CL = 10 pF
VS = 5 V, G = 1
To 0.1%, VS = 5 V, 2-V step , G = 1
To 0.01%, VS = 5 V, 2-V step , G = 1
VS = 5 V, VIN Ã Gain > VS
VS = 5 V, VO = 1 VRMS, G = +1, f = 1 kHz, RL =
10 kâ¦
2.7
3
1.5
2.3
3.1
5.2
0.001%
MHz
MHz
V/μs
μs
μs
μs
OUTPUT
VS = 1.8 V, RL = 10 kΩ
VO
Voltage output swing
from supply rails
VS = 5.5 V, RL = 10 kΩ
VS = 1.8 V, RL = 2 kΩ
VS = 5.5 V, RL = 2 kΩ
Over temperature
VS = 5.5 V, RL = 10 kΩ
VS = 5.5 V, RL = 2 kΩ
ISC
Short-circuit current
VS = 5 V
RO
Open-loop output
impedance
VS = 5.5 V, f = 100 Hz
5
15
5
20
15
30
22
40
±20
570
mV
mV
mV
mV
30 mV
60
mV
mA
Ω
POWER SUPPLY
VS
Specified voltage range
1.8
5.5
OPA314, OPA2314, OPA4314, VS = 1.8 V, IO =
IQ
Quiescent current per
amplifier
0 mA
OPA2314, OPA4314, VS = 5 V, IO = 0 mA
130
180
150
190
OPA314, VS = 5 V, IO = 0 mA
150
210
Over temperature
VS = 5 V, IO = 0 mA
Power-on time
VS = 0 V to 5 V, to 90% IQ level
44
TEMPERATURE
V
µA
µA
µA
220 µA
µs
Specified range
â40
125
°C
Operating range
â40
150
°C
(3) Signifies the slower value of the positive or negative slew rate.
(4) Third-order filter; bandwidth = 80 kHz at â3 dB.
8
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Copyright © 2011â2015, Texas Instruments Incorporated
Product Folder Links: OPA314 OPA2314 OPA4314
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