= +25°C unless otherwise noted. Pin 8 connected to ground.
OPA121KM
PARAMETER
INPUT
NOISE
Voltage, f
O
= 10Hz
f
O
= 100Hz
f
O
= 1kHz
f
O
= 10kHz
f
B
= 10Hz to 10kHz
f
B
= 0.1Hz to 10 Hz
Current, f
B
= 0.1Hz to 10Hz
f
O
= 0.1Hz thru 20kHz
OFFSET VOLTAGE
(2)
Input Offset Voltage
Average Drift
Supply Rejection
BIAS CURRENT
(2)
Input Bias Current
OFFSET CURRENT
(2)
Input Offset Current
IMPEDANCE
Differential
Common-Mode
VOLTAGE RANGE
Common-Mode Input Range
Common-Mode Rejection
OPEN-LOOP GAIN, DC
Open-Loop Voltage Gain
FREQUENCY RESPONSE
Unity Gain, Small Signal
Full Power Response
Slew Rate
Settling Time, 0.1%
0.01%
Overload Recovery,
50% Overdrive
(3)
RATED OUTPUT
Voltage Output
Current Output
Output Resistance
Load Capacitance Stability
Short Circuit Current
POWER SUPPLY
Rated Voltage
Voltage Range,
Derated Performance
Current, Quiescent
TEMPERATURE RANGE
Specification
Operating
Storage
θ
Junction-Ambient
±10
86
110
CONDITIONS
MIN
TYP
MAX
MIN
OPA121KP, KU
TYP
MAX
UNITS
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
40
15
8
6
0.7
1.6
15
0.8
±0.5
±3
104
±6
±1
±2
±10
86
±50
±5
50
18
10
7
0.8
2
21
1.1
±0.5
±3
104
±6
±1
±3
±10
±50
±10
nV/√Hz
nV/√Hz
nV/√Hz
nV/√Hz
µVrms
µVp-p
fA, p-p
fA/√Hz
mV
µV/°C
dB
µV/V
pA
V
CM
= 0VDC
T
A
= T
MIN
to T
MAX
86
V
CM
= 0VDC
Device Operating
V
CM
= 0VDC
Device Operating
±0.7
±4
±0.7
±8
pA
10
13
|| 1
10
14
|| 3
±11
104
120
2
32
2
6
10
5
±11
±5.5
±12
±10
100
1000
40
±15
±5
I
O
= 0mADC
Ambient Temperature
Ambient Temperature
Ambient Temperature
0
–40
–65
200
2.5
±18
4
+70
+85
+150
±5
±11
±5.5
±10
82
106
10
13
|| 1
10
14
|| 3
±11
100
114
2
32
2
6
10
5
±12
±10
100
1000
40
±15
±18
4.5
+70
+85
+125
150
(4)
Ω
|| pF
Ω
|| pF
V
dB
dB
MHz
kHz
V/µs
µs
µs
µs
V
mA
Ω
pF
mA
VDC
VDC
mA
°C
°C
°C
°C/W
V
IN
=
±10VDC
R
L
≥
2kΩ
20Vp-p, R
L
= 2kΩ
V
O
=
±10V,
R
L
= 2kΩ
Gain = –1, R
L
= 2kΩ
10V Step
Gain = –1
R
L
= 2kΩ
V
O
=
±10VDC
DC, Open Loop
Gain = +1
10
10
2.5
0
–25
–55
NOTES: (1) Sample tested. (2) Offset voltage, offset current, and bias current are specified with the units fully warmed up. (3) Overload recovery is defined as
the time required for the output to return from saturation to linear operation following the removal of a 50% input overdrive. (4) 100°C/W for KU grade.
The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes
no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change
without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant
any BURR-BROWN product for use in life support devices and/or systems.
®
OPA121
2
ELECTRICAL (FULL TEMPERATURE RANGE SPECIFICATIONS)
At V
CC
=
±15VDC
and T
A
= T
MIN
to T
MAX
unless otherwise noted.
OPA121KM
PARAMETER
TEMPERATURE RANGE
Specification Range
INPUT
OFFSET VOLTAGE
(1)
Input Offset Voltage
Average Drift
Supply Rejection
BIAS
Input Bias Current
CURRENT
(1)
V
CM
= 0VDC
Device Operating
V
CM
= 0VDC
Device Operating
±10
82
106
±10.5
±5.25
10
±23
±115
±23
±250
pA
CONDITIONS
Ambient Temperature
MIN
0
TYP
MAX
+70
MIN
0
OPA121KP, KU
TYP
MAX
+70
UNITS
°C
V
CM
= 0VDC
82
±1
±3
94
±20
±3
±10
82
±80
±1
±3
94
±20
±5
±10
±80
mV
µV/°C
dB
µV/V
OFFSET CURRENT
(1)
Input Offset Current
VOLTAGE RANGE
Common-Mode Input Range
Common-Mode Rejection
OPEN-LOOP GAIN, DC
Open-Loop Voltage Gain
RATED OUTPUT
Voltage Output
Current Output
Short Circuit Current
POWER SUPPLY
Current, Quiescent
±16
±100
±16
±200
pA
V
IN
=
±10VDC
R
L
≥
2kΩ
R
L
= 2kΩ
V
O
=
±10VDC
V
O
= 0VDC
I
O
= 0mADC
±11
98
116
±11
±10
40
2.5
4.5
±10
80
100
±10.5
±5.25
10
±11
96
110
±11
±10
40
2.5
5
V
dB
dB
V
mA
mA
mA
NOTE: (1) Offset voltage, offset current, and bias current are measured with the units fully warmed up.
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