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OPA2343UA 数据手册 - Burr Brown
制造商:
Burr Brown
分类:
运算放大器
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SOIC-8
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OPA2343UA数据手册
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OPA343, 2343, 4343
2
SBOS090A
PARAMETER CONDITION MIN TYP
(1)
MAX UNITS
OFFSET VOLTAGE
Input Offset Voltage V
OS
V
S
= 5V ±2 ±8mV
vs Temperature dV
OS
/dT ±3 µV/°C
vs Power Supply PSRR V
S
= 2.7V to 5.5V, V
CM
= 0V 40 200 µV/V
Over Temperature V
S
= 2.7V to 5.5V, V
CM
= 0V 200 µV/V
Channel Separation, dc 0.2 µV/V
INPUT BIAS CURRENT
Input Bias Current I
B
±0.2 ±10 pA
Over Temperature
±60 pA
Input Offset Current I
OS
±0.2 ±10 pA
NOISE
Input Voltage Noise, f = 0.1 to 50kHz 8 µVrms
Input Voltage Noise Density, f = 1kHz e
n
25 nV/√Hz
Current Noise Density, f = 1kHz i
n
3 fA/√Hz
INPUT VOLTAGE RANGE
Common-Mode Voltage Range V
CM
–0.3 (V+) + 0.3 V
Common-Mode Rejection Ratio CMRR –0.3V < V
CM
< (V+) – 1.8V 74 92 dB
V
S
= 5V, –0.3V
< V
CM
< 5.3V 60 75 dB
V
S
= 2.7V, –0.3V
< V
CM
< 3V 54 70 dB
INPUT IMPEDANCE
Differential 10
13
|| 3 Ω || pF
Common-Mode 10
13
|| 6 Ω || pF
OPEN-LOOP GAIN
Open-Loop Voltage Gain A
OL
R
L
= 100kΩ, 5mV < V
O
< (V+) – 5mV 100 120 dB
Over Temperature R
L
= 100kΩ, 5mV < V
O
< (V+) – 5mV 100 dB
R
L
= 10kΩ, 50mV < V
O
< (V+) – 50mV 100 117 dB
Over Temperature R
L
= 10kΩ, 50mV < V
O
< (V+) – 50mV 100 dB
R
L
= 2kΩ, 200mV < V
O
< (V+) – 200mV 92 110 dB
Over Temperature R
L
= 2kΩ, 200mV < V
O
< (V+) – 200mV 92 dB
FREQUENCY RESPONSE
Gain-Bandwidth Product GBW G = 1 5.5 MHz
Slew Rate SR V
S
= 5V, G = 1, C
L
= 100pF 6 V/µs
Settling Time, 0.1% V
S
= 5V, 2V Step, C
L
= 100pF 1 µs
0.01% V
S
= 5V, 2V Step, C
L
= 100pF 1.6 µs
Overload Recovery Time V
IN
• G = V
S
0.2 µs
Total Harmonic Distortion + Noise THD+N V
S
= 5V, V
O
= 3Vp-p
(2)
, G = 1, f = 1kHz 0.0007 %
OUTPUT
Voltage Output Swing from Rail
(3)
R
L
= 100kΩ, A
OL
≥ 100dB 1 5 mV
Over Temperature R
L
= 100kΩ, A
OL
≥ 100dB 5 mV
R
L
= 10kΩ, A
OL
≥ 100dB 10 50 mV
Over Temperature R
L
= 10kΩ, A
OL
≥ 100dB 50 mV
R
L
= 2kΩ, A
OL
≥ 92dB 40 200 mV
Over Temperature R
L
= 2kΩ, A
OL
≥ 92dB 200 mV
Short-Circuit Current I
SC
±50 mA
Capacitive Load Drive C
LOAD
See Typical Curve
POWER SUPPLY
Specified Voltage Range V
S
2.7 5 V
Operating Voltage Range 2.5 to 5.5 V
Quiescent Current (per amplifier) I
Q
I
O
= 0, V
S
= +5V 0.85 1.25 mA
Over Temperature I
O
= 0, V
S
= +5V 1.4 mA
TEMPERATURE RANGE
Specified Range –40 +85 °C
Operating Range –55 +125 °C
Storage Range –65 +150 °C
Thermal Resistance
θ
JA
SOT-23-5 Surface Mount 200 °C/W
MSOP-8 Surface Mount 150 °C/W
SO-8 Surface Mount 150 °C/W
SSOP-16 Surface Mount 100 °C/W
SO-14 Surface Mount 100 °C/W
TSSOP-14 Surface Mount 125 °C/W
NOTES: (1) V
S
= +5V. (2) V
OUT
= 0.25V to 3.25V. (3) Output voltage swings are measured between the output and power supply rails.
OPA343NA, UA
OPA2343EA, UA
OPA4343EA, UA, NA
SPECIFICATIONS: V
S
= 2.7V to 5.5V
Boldface limits apply over the specified temperature range, T
A
= –40°C to +85°C. V
S
= 5V.
At T
A
= +25°C, R
L
= 10kΩ connected to V
S
/2 and V
OUT
= V
S
/2, unless otherwise noted.
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