Datasheet
ELECTRICAL CHARACTERISTICS: V
S
= ± 2.25V to ± 18V
OPA211
OPA2211
SBOS377G – OCTOBER 2006 – REVISED MAY 2009 ......................................................................................................................................................
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BOLDFACE limits apply over the specified temperature range, T
A
= – 40 ° C to +125 ° C.
At T
A
= +25 ° C, R
L
= 10k Ω connected to midsupply, V
CM
= V
OUT
= midsupply, unless otherwise noted.
Standard Grade High Grade
OPA211AI, OPA2211AI OPA211I
(1)
PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNIT
OFFSET VOLTAGE
Input Offset Voltage V
OS
OPA211 V
S
= ± 15V ± 30 ± 125 ± 20 ± 50 µ V
OPA2211 V
S
= ± 15V ± 50 ± 150 µ V
Drift dV
OS
/dT 0.35 1.5 0.15 0.85 µ V/ ° C
vs Power Supply PSRR V
S
= ± 2.25V to ± 18V 0.1 1 0.1 0.5 µ V/V
Over Temperature 3 3 µ V/V
INPUT BIAS CURRENT
Input Bias Current I
B
V
CM
= 0V ± 60 ± 175 ± 50 ± 125 nA
Over Temperature
OPA211 ± 200 ± 200 nA
OPA2211 ± 250 nA
Offset Current I
OS
V
CM
= 0V ± 25 ± 100 ± 20 ± 75 nA
Over Temperature ± 150 ± 150 nA
NOISE
Input Voltage Noise e
n
f = 0.1Hz to 10Hz 80 80 nV
PP
Input Voltage Noise Density f = 10Hz 2 2 nV/ √ Hz
f = 100Hz 1.4 1.4 nV/ √ Hz
f = 1kHz 1.1 1.1 nV/ √ Hz
Input Current Noise Density I
n
f = 10Hz 3.2 3.2 pA/ √ Hz
f = 1kHz 1.7 1.7 pA/ √ Hz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range V
CM
V
S
≥ ± 5V (V – ) + 1.8 (V+) – 1.4 (V – ) + 1.8 (V+) – 1.4 V
V
S
< ± 5V (V – ) + 2 (V+) – 1.4 (V – ) + 2 (V+) – 1.4 V
Common-Mode Rejection Ratio CMRR V
S
≥ ± 5V, (V – ) + 2V ≤ V
CM
≤ (V+) – 2V 114 120 114 120 dB
V
S
< ± 5V, (V – ) + 2V ≤ V
CM
≤ (V+) – 2V 110 120 110 120 dB
INPUT IMPEDANCE
Differential 20k || 8 20k || 8 Ω || pF
Common-Mode Ω || pF
10
9
|| 2 10
9
|| 2
OPEN-LOOP GAIN
Open-Loop Voltage Gain A
OL
(V – ) + 0.2V ≤ V
O
≤ (V+) – 0.2V,
114 130 114 130 dB
R
L
= 10k Ω
A
OL
(V – ) + 0.6V ≤ V
O
≤ (V+) – 0.6V,
110 114 110 114 dB
R
L
= 600 Ω
Over Temperature
OPA211 A
OL
(V – ) + 0.6V ≤ V
O
≤ (V+) – 0.6V,
110 110 dB
I
O
≤ 15mA
OPA211 A
OL
(V – ) + 0.6V ≤ V
O
≤ (V+) – 0.6V,
103 103 dB
15mA ≤ I
O
≤ 30mA
OPA2211 (per channel) A
OL
(V – ) + 0.6V ≤ V
O
≤ (V+) – 0.6V,
100 dB
I
O
≤ 15mA
FREQUENCY RESPONSE
Gain-Bandwidth Product GBW G = 100 80 80 MHz
G = 1 45 45 MHz
Slew Rate SR 27 27 V/ µ s
Settling Time, 0.01% t
S
V
S
= ± 15V, G = – 1, 10V Step, C
L
= 100pF 400 400 ns
0.0015% (16-bit) V
S
= ± 15V, G = – 1, 10V Step, C
L
= 100pF 700 700 ns
Overload Recovery Time G = – 10 500 500 ns
Total Harmonic Distortion + Noise THD+N G = +1, f = 1kHz,
0.000015 0.000015 %
V
O
= 3V
RMS
, R
L
= 600 Ω
– 136 – 136 dB
(1) Shaded cells indicate different specifications from standard-grade version of device.
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