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INA155UAのメーカーはBurr-Brown Corporationです、この部品の機能は「Single-Supply/ Rail-to-Rail Output/ CMOS INSTRUMENTATION AMPLIFIER」です。 |
部品番号 | INA155UA |
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部品説明 | Single-Supply/ Rail-to-Rail Output/ CMOS INSTRUMENTATION AMPLIFIER | ||
メーカ | Burr-Brown Corporation | ||
ロゴ | |||
このページの下部にプレビューとINA155UAダウンロード(pdfファイル)リンクがあります。 Total 11 pages
® INA155
INA155
For most current data sheet and other product
information, visit www.burr-brown.com
INA155
Single-Supply, Rail-to-Rail Output, CMOS
INSTRUMENTATION AMPLIFIER
FEATURES
q RAIL-TO-RAIL OUTPUT SWING: Within 10mV
q LOW OFFSET VOLTAGE: ±200µV
q LOW OFFSET DRIFT: ±5µV/°C
q INTERNAL FIXED GAIN = 10V/V OR 50V/V
q SPECIFIED TEMPERATURE RANGE:
–55°C to +125°C
q LOW INPUT BIAS CURRENT: 0.2pA
q WIDE BANDWIDTH: 550kHz in G = 10
q HIGH SLEW RATE: 6.5V/µs
q LOW COST
q SO-8 AND TINY MSOP-8 PACKAGES
APPLICATIONS
q INDUSTRIAL SENSOR AMPLIFIERS
Bridge, RTD, Thermocouple, Flow, Position
q MEDICAL EQUIPMENT
ECG, EEG, EMG Amplifiers
q DRIVING A/D CONVERTERS
q PCMCIA CARDS
q AUDIO PROCESSING
q COMMUNICATIONS
q TEST EQUIPMENT
q LOW COST AUTOMOTIVE INSTRUMENTATION
DESCRIPTION
The INA155 is a low-cost CMOS instrumentation
amplifier with rail-to-rail output swing optimized for
low voltage, single-supply operation.
Wide bandwidth (550kHz in G = 10) and high slew
rate (6.5V/µs) make the INA155 suitable for driving
sampling A/D converters as well as general purpose
and audio applications. Fast settling time allows use
with higher speed sensors and transducers and rapid
scanning data acquisition systems.
Gain can be set to 10V/V or 50V/V by pin strapping.
Gains between these two values can be obtained with
the addition of a single resistor. The INA155 is fully
specified over the supply range of +2.7 to +5.5V.
The INA155 is available in MSOP-8 and SO-8 sur-
face-mount packages. Both are specified for operation
over the temperature range –55°C to 125°C.
G = 10 pins open
RG G = 50 pins connected
1
5 200kΩ
Ref
5kΩ
22.2kΩ
22.2kΩ
VI–N 2
VI+N 3
A1
RG V+
87
INA155
5kΩ
200kΩ
VO = (VI+N – VIN– ) • G + VREF
6
A2 VO
4
V–
International Airport Industrial Park • Mailing Address: PO Box 11400, Tucson, AZ 85734 • Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706 • Tel: (520) 746-1111
Twx: 910-952-1111 • Internet: http://www.burr-brown.com/ • Cable: BBRCORP • Telex: 066-6491 • FAX: (520) 889-1510 • Immediate Product Info: (800) 548-6132
©1999 Burr-Brown Corporation
PDS-1529A
Printed in U.S.A. October, 1999
1 Page SPECIFICATIONS: VS = +2.7V to +5.5V
Boldface limits apply over the specified temperature range, TA = –55°C to +125°C
At TA = +25°C, RL = 10kΩ connected to VS/2. RG pins open (G = 10), and Ref = VS /2, unless otherwise noted.
INA155E, U
INA155EA, UA
PARAMETER
CONDITION
MIN
TYP MAX
MIN
TYP
MAX
UNITS
INPUT
Offset Voltage, RTI
Over Temperature
Drift
vs Power Supply
Over Temperature
vs Time
VOS
dVOS/dT
PSRR
VS = +5.0V, VCM = VS/2
VS = +2.7V to +6V, VCM = 0.2 • VS
±0.2 ±1
±2
±5
±50 ±200
±250
±0.4
V V mV
V mV
V µV/°C
V V µV/V
V µV/V
V µV/mo
INPUT VOLTAGE RANGE
Safe Input Voltage
(V–) – 0.5
(V+) + 0.5
V
VV
Common-Mode Range(1)
VCM
VS = 5.5V
0.3
5.2(2)
V
VV
VS = 2.7V
0.15
2.5(2)
V
VV
Common-Mode Rejection Ratio
CMRR VS = 5.5V, 0.6V < VCM < 3.7V, G = 10
92
100
80 V
dB
Over Temperature
82 78
dB
VS = 5.5V, 0.6V < VCM < 3.7V, G = 50
86
90
77 V
dB
Over Temperature
84 76
dB
INPUT IMPEDANCE
Differential
Common-Mode
1013 || 3
1013 || 3
V Ω || pF
V Ω || pF
INPUT BIAS CURRENT
Input Bias Current
Offset Current
NOISE, RTI
Voltage Noise: f = 0.1Hz to 10Hz
Voltage Noise Density: f = 10Hz
f = 100Hz
f = 1kHz
Current Noise: f = 1kHz
IB
IOS
RS = 0Ω, G = 10 or 50
±1 ±10
±1 ±10
4.5
260
99
40
2
V V pA
V V pA
V µV/Vp-p
V nV/√Hz
V nV/√Hz
V nV/√Hz
V fA/√Hz
GAIN
Gain Equation
Gain Error(3)
vs Temperature
vs Temperature
10 50 V
V V/V
VS = 5.5V, VO = 0.01V to 5.49V, G = 10
G = 10 + 400kΩ/(10kΩ + RG)
±0.02
±0.1
±2 ±10
V V/V
VV
%
V V ppm/°C
VS = 5.5V, VO = 0.05V to 5.45V, G = 50
±0.05
±15
±0.25
±30
VV
%
V V ppm/°C
Nonlinearity
Over Temperature
VS = 5.5V, G = 10 or 50
±0.005
±0.05
±0.05
% of FSR
V % of FSR
OUTPUT
Voltage Output Swing from Rail
Over Temperature
Short-Circuit Current
Capacitance Load (stable operation)
RL = 10kΩ, GERR < 0.1%
Short Circuit to Ground
5 10
10
±50
See Typical Curve
V V mV
V mV
V mA
V
FREQUENCY RESPONSE
Bandwidth, –3dB
Slew Rate
Settling Time: 0.1%
0.01%
Overload Recovery
Total Harmonic Distortion + Noise
BW
SR
tS
THD+N
G = 10
G = 50
VS = 5.5V, CL = 100pF
VS = 5.5V, VO = 2V Step, CL = 100pF, G = 10
VS = 5.5V, VO = 2V Step, CL = 100pF, G = 50
VS = 5.5V, VO = 2V Step, CL = 100pF, G = 10
VS = 5.5V, VO = 2V Step, CL = 100pF, G = 50
50% Input Overload
550
110
6.5
5
11
8
15
0.2
See Typical Curve
V kHz
V kHz
V V/µs
V µs
V µs
V µs
V µs
V µs
V
POWER SUPPLY
Specified Voltage Range
Operating Voltage Range
Quiescent Current
Over Temperature
TEMPERATURE RANGE
Specified Range
Operating Range
Storage Range
Thermal Resistance
MSOP-8 Surface Mount
SO-8 Surface Mount
VIN = 0, IO = 0
VIN = 0, IO = 0
θJA
+2.7 +5.5 V
VV
+2.5 to +6
VV
1.7 2.1
V V mA
2.8 V mA
–55
+125
V
–65
+150
V
–65
+150
V
V °C
V °C
V °C
150 V °C/W
150 V °C/W
V Same as INA155E, U.
NOTES: (1) For further information, refer to typical performance curves on common-mode input range. (2) Operation beyond (V+) – 1.8V (max) results in reduced common-mode
rejection. See discussion and Figure 6 in the text of this data sheet. (3) Does not include error and TCR of additional optional gain-setting resistor in series with RG, if used.
®
3 INA155
3Pages TYPICAL PERFORMANCE CURVES (Cont.)
At TA = +25°C, VS = 5.5V, RL = 10kΩ connected to VS/2. RG pins open (G = 10), and Ref = VS /2, unless otherwise noted.
INPUT VOLTAGE AND CURRENT NOISE DENSITY
vs FREQUENCY
10k 100
1k en
100
10
in
1
10 0.1
0.1 1 10 100 1k 10k 100k
Frequency (Hz)
TOTAL HARMONIC DISTORTION + NOISE
vs FREQUENCY
1
0.1
G = 50
0.01
G = 10
0.001
10
RL = 600Ω
RL = 2kΩ
RL = 600Ω
RL = 10kΩ
RL =10kΩ
RL = 2kΩ
100 1k
Frequency (Hz)
10k
0.1Hz TO 10Hz VOLTAGE NOISE
Input-Referred
500ms/div
INPUT BIAS CURRENT vs TEMPERATURE
10k
1k
100
10
1
0.1
–75 –50 –25
0 25 50 75 100 125 150
Temperature (°C)
7
6.5
6
5.5
5
4.5
4
2.5
SLEW RATE vs POWER SUPPLY
3 3.5 4 4.5 5 5.5
Supply Voltage (V)
6
10
9
8
7
6
5
4
3
2
1
0
75
SLEW RATE vs TEMPERATURE
–50 –25
0 25 50 75 100 125 150
Temperature (°C)
®
INA155
6
6 Page | |||
ページ | 合計 : 11 ページ | ||
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部品番号 | 部品説明 | メーカ |
INA155U | Single-Supply/ Rail-to-Rail Output/ CMOS INSTRUMENTATION AMPLIFIER | Burr-Brown Corporation |
INA155UA | Single-Supply/ Rail-to-Rail Output/ CMOS INSTRUMENTATION AMPLIFIER | Burr-Brown Corporation |