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OPA237 Datasheet(PDF) 2 Page - Texas Instruments

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Part No. OPA237
Description  SINGLE-SUPPLY OPERATIONAL AMPLIFIERS MicroAmplifier™ Series
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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OPA237 Datasheet(HTML) 2 Page - Texas Instruments

 
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2
®
OPA237, 2237, 4237
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.
SPECIFICATIONS: VS = +5V
At TA = +25°C, VS = +5V, RL = 10kΩ connected to VS/2, unless otherwise noted.
OPA237UA, NA
OPA2237UA, EA
OPA4237UA
PARAMETER
CONDITION
MIN
TYP
MAX
UNITS
OFFSET VOLTAGE
Input Offset Voltage
VCM = 2.5V
±250
±750
µV
vs Temperature(1)
Specified Temperature Range
±2
±5
µV/°C
vs Power Supply (PSRR)
VS = +2.7V to +36V
10
30
µV/V
Channel Separation (dual and quad)
0.5
µV/V
INPUT BIAS CURRENT
Input Bias Current(2)
VCM = 2.5V
–10
–40
nA
Input Offset Current
VCM = 2.5V
±0.5
±10
nA
NOISE
Input Voltage Noise, f = 0.1 to 10Hz
1
µVp-p
Input Voltage Noise Density, f = 1kHz
28
nV/
√Hz
Current Noise Density, f = 1kHz
60
fA/
√Hz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range
–0.2
(V+) –1.5
V
Common-Mode Rejection
VCM = –0.2V to 3.5V
78
86
dB
INPUT IMPEDANCE
Differential
5 • 106 || 4
Ω || pF
Common-Mode
5 • 109 || 2
Ω || pF
OPEN-LOOP GAIN
Open-Loop Voltage Gain
VO = 0.5V to 4V
80
88
dB
FREQUENCY RESPONSE
Gain-Bandwidth Product
1.4
MHz
Slew Rate
G = 1
0.5
V/
µs
Settling Time: 0.1%
G = –1, 3V Step, CL = 100pF
11
µs
0.01%
G = –1, 3V Step, CL = 100pF
16
µs
OUTPUT
Voltage Output, Positive
RL = 100kΩ to Ground
(V+) –1
(V+) –0.75
V
Negative
RL = 100kΩ to Ground
0.01
0.001
V
Positive
RL = 100kΩ to 2.5V
(V+) –1
(V+) –0.75
V
Negative
RL = 100kΩ to 2.5V
0.12
0.04
V
Positive
RL = 10kΩ to 2.5V
(V+) –1
(V+) –0.75
V
Negative
RL = 10kΩ to 2.5V
0.5
0.35
V
Short-Circuit Current
–10/+4
mA
Capacitive Load Drive (stable operation)
See Typical Curves
POWER SUPPLY
Specified Operating Voltage
+5
V
Operating Range
+2.7
+36
V
Quiescent Current (per amplifier)
170
350
µA
TEMPERATURE RANGE
Specified Range
–40
+85
°C
Operating Range
–55
+125
°C
Storage
–55
+125
°C
Thermal Resistance,
θ
JA
5-Lead SOT-23-5
200
°C/W
MSOP-8 Surface-Mount
150
°C/W
SSOP-16 Surface-Mount
150
°C/W
SO-8 Surface-Mount
150
°C/W
NOTES: (1) Guaranteed by wafer-level test to 95% confidence. (2) Positive conventional current flows into the input terminals.


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