Datasheet
OPA209
OPA2209
OPA4209
www.ti.com
SBOS426C –NOVEMBER 2008–REVISED OCTOBER 2013
ELECTRICAL CHARACTERISTICS: V
S
= ±2.25V to ±18V
Boldface limits apply over the specified temperature range, T
A
= –40°C to +125°C.
At T
A
= +25°C, R
L
= 10kΩ connected to midsupply, and V
CM
= V
OUT
= midsupply, unless otherwise noted.
OPA209, OPA2209, OPA4209
PARAMETER CONDITIONS MIN TYP MAX UNIT
OFFSET VOLTAGE
Input Offset Voltage V
OS
V
S
= ±15, V
CM
= 0V ±35 ±150 μV
Drift dV
OS
/dT 1 3 μV/°C
vs Power Supply PSRR V
S
= ±2.25V to ±18V 0.05 0.5 μV/V
over Temperature V
S
= ±2.25V to ±18V 1 μV/V
Channel Separation, dc (dual and quad versions) 1 μV/V
INPUT BIAS CURRENT
Input Bias Current I
B
V
CM
= 0V ±1 ±4.5 nA
over Temperature, -40°C to +85°C V
CM
= 0V ±8 nA
over Temperature, -40°C to +125°C V
CM
= 0V ±15 nA
Input Offset Current I
OS
V
CM
= 0V ±0.7 ±4.5 nA
over Temperature, -40°C to +85°C V
CM
= 0V ±8 nA
over Temperature, -40°C to +125°C V
CM
= 0V ±15 nA
NOISE
Input Voltage Noise,
e
n
0.13 μV
PP
XXXf = 0.1Hz to 10Hz
Noise Density, f = 10Hz 3.3 nV/√Hz
Noise Density, f = 100Hz 2.25 nV/√Hz
Noise Density, f = 1kHz 2.2 nV/√Hz
Input Current Noise Density, f = 1kHz I
n
500 fA/√Hz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range V
CM
(V–) + 1.5V (V+) – 1.5V V
Common-Mode Rejection Ratio, over
CMRR (V–) + 1.5V < V
CM
< (V+) – 1.5V 120 130 dB
Temperature
INPUT IMPEDANCE
Differential 200 || 4 kΩ || pF
Common-Mode Ω || pF
10
9
|| 2
OPEN-LOOP GAIN
Open-Loop Voltage Gain A
OL
(V–) + 0.2V < V
O
< (V+) – 0.2V, R
L
= 10kΩ 126 132 dB
over Temperature (V–) + 0.2V < V
O
< (V+) – 0.2V, R
L
= 10kΩ 120 dB
(V–) + 0.6V < V
O
< (V+) – 0.6V, R
L
= 600Ω
(1)
114 120 dB
over Temperature (V–) + 0.6V < V
O
< (V+) – 0.6V, R
L
= 1kΩ 110 dB
FREQUENCY RESPONSE
Gain Bandwidth Product GBW 18 MHz
Slew Rate SR 6.4 V/μs
Phase margin θm R
L
= 10kΩ, C
L
= 25pF 80 Degrees
Settling Time, 0.1% t
S
G = –1, 10V Step, C
L
= 100pF 2.1 μs
Settling Time, 0.0015% (16-bit) G = –1, 10V Step, C
L
= 100pF 2.6 μs
Overload Recovery Time G = –1 < 1 μs
Total Harmonic Distortion + Noise THD+N G = +1, f = 1kHz, V
O
= 20V
PP
, 600Ω 0.000025 %
(1) See the Thermal Information table for additional information.
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