OPA2314-Q1_15 Datasheet, PDF (5/28 Pages) Texas Instruments – OPA2314-Q1 3-MHz, Low-Power, Low-Noise, RRIO, 1.8-V CMOS Operational Amplifier

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OPA2314-Q1
SLOS896A – DECEMBER 2014 – REVISED JANUARY 2015
Electrical Characteristics (continued)
At T_A = 25 °C, R_L = 10 kΩ connected to V_S / 2, V_CM = V_S / 2, and V_OUT = V_S / 2, V_S = 1.8 V to 5.5 V, unless otherwise noted.
The phrase over temperature refers to values over the specified temperature range of T_A = –40°C to 125°C.⁽¹⁾
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
INPUT CAPACITANCE
Differential
C_IN
Common-mode
OPEN-LOOP GAIN
V_S = 5 V
V_S = 5 V
1
pF
5
pF
V_S = 1.8 V, 0.2 V < V_O < (V+) – 0.2 V, R_L = 10 kΩ
90
115
dB
A_OL
Open-loop voltage gain
V_S = 5.5 V, 0.2 V < V_O < (V+) – 0.2 V, R_L = 10 kΩ
V_S = 1.8 V, 0.5 V < V_O < (V+) – 0.5 V, R_L = 2 kΩ ⁽²⁾
100
128
90
100
dB
dB
V_S = 5.5 V, 0.5 V < V_O < (V+) – 0.5 V, R_L = 2 kΩ ⁽²⁾
94
110
dB
Open-loop voltage gain
Over temperature
V_S = 5.5 V, 0.2 V < V_O < (V+) – 0.2 V, R_L = 10 kΩ
V_S = 5.5 V, 0.5 V < V_O < (V+) – 0.2 V, R_L = 2 kΩ
90
110
dB
100
dB
Phase margin
V_S = 5 V, G = +1, R_L = 10 kΩ
65
deg
FREQUENCY RESPONSE
GBW
SR
t_S
THD+N
Gain-bandwidth product
Slew rate⁽³⁾
Settling time
Overload recovery time
Total harmonic distortion
+ noise⁽⁴⁾
V_S = 1.8 V, R_L = 10 kΩ, C_L = 10 pF
V_S = 5 V, R_L = 10 kΩ, C_L = 10 pF
V_S = 5 V, G = +1
To 0.1%, V_S = 5 V, 2-V step , G = 1
To 0.01%, V_S = 5 V, 2-V step , G = 1
V_S = 5 V, V_IN × Gain > V_S
V_S = 5 V, V_O = 1 V_RMS, G = 1, f = 1 kHz, R_L = 10 kΩ
2.7
3
1.5
2.3
3.1
5.2
0.001%
MHz
MHz
V/μs
μs
μs
μs
OUTPUT
V_S = 1.8 V, R_L = 10 kΩ
V_O
Voltage output swing from ^VS ^{= 5.5 V, R}L ^{= 10 kΩ}
supply rails
V_S = 1.8 V, R_L = 2 kΩ
V_S = 5.5 V, R_L = 2 kΩ
Voltage output swing from V_S = 5.5 V, R_L = 10 kΩ
supply rails over
temperature
V_S = 5.5 V, R_L = 2 kΩ
5
15
mV
5
20
mV
15
30
mV
22
40
mV
30
mV
60
mV
I_SC
Short-circuit current
V_S = 5 V
R_O
Open-loop output
impedance
V_S = 5.5 V, f = 100 Hz
±20
mA
570
Ω
POWER SUPPLY
V_S
Specified voltage range
I_Q
Quiescent current per
amplifier
V_S = 1.8 V, I_O = 0 mA
V_S = 5 V, I_O = 0 mA
Quiescent current per
amplifier over temperature
V_S = 5 V, I_O = 0 mA
1.8
5.5
V
130
180
µA
150
190
µA
220
µA
Power-on time
TEMPERATURE
V_S = 0 V to 5 V, to 90% I_Q level
44
µs
Specified range
–40
125
°C
Operating range
–40
150
°C
Storage range
–65
150
°C
(3) Signifies the slower value of the positive or negative slew rate.
(4) Third-order filter; bandwidth = 80 kHz at –3 dB.
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