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PDF TS271AC Data sheet ( Hoja de datos )

Número de pieza TS271AC
Descripción PROGRAMMABLE CMOS SINGLE OPERATIONAL AMPLIFIERS
Fabricantes STMicroelectronics 
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No Preview Available ! TS271AC Hoja de datos, Descripción, Manual

TS271C,I,M
PROGRAMMABLE CMOS
SINGLE OPERATIONAL AMPLIFIERS
. OFFSET NULL CAPABILITY (by external
compensation)
. DYNAMIC CHARACTERISTICS
ADJUSTABLE BY ISET
. CONSUMPTION CURRENT AND DYNAMIC
PARAMETERS ARE STABLE REGARDING
THE VOLTAGE POWER SUPPLY
VARIATIONS
. OUTPUT VOLTAGE CAN SWING
GROUND
. VERY LARGE ISET RANGE
. STABLE AND LOW OFFSET VOLTAGE
. THREE INPUT OFFSET VOLTAGE
TO
SELECTIONS
N
DIP8
(Plastic Package)
D
SO8
(Plastic Micropackage)
DESCRIPTION
The TS271 is a low cost, low power single opera-
tional amplifier designed to operate with single or
dual supplies. This operational amplifier uses the
SGS-THOMSON silicon gate CMOS process giv-
ing it an excellent consumption-speed ratio. This
amplifier is ideally suited for low consumption
applications.
The power supply is externally programmable with
a resistor connectedbetween pins 8 and 4. It allows
to choose the best consumption-speed ratio and
supply current can be minimized according to the
required speed. This device is specified for the
following ISET current values : 1.5µA, 25µA, 130µA.
This CMOS amplifier offers very high input imped-
ance and extremely low input currents. The major
advantage versus JFET devices is the very low
input currents drift with temperature (see figure 3).
ORDER CODES
Part Number
Temperature
Range
TS271C/AC/BC
TS271I/AI/BI
TS271M/AM/BM
0oC, +70oC
-40oC, +125oC
-55oC, +125oC
Example : TS271ACN
PIN CONNECTIONS (top view)
Package
ND
qq
qq
qq
1
2-
3+
4
8
7
6
5
1 - Offset Null 1
2 - Inverting Input
3 - Non-inverting Input
4 - V CC -
5 - Offset Null 2
6 - Output
7-V +
CC
8 -I
SET
October 1997
1/15

1 page




TS271AC pdf
TS271C,I,M
ELECTRICAL CHARACTERISTICS FOR ISET = 1.5µA
VCC+
=
+10V,
VC
-
C
=
0V,
Tamb
=
25oC
(unless
otherwise
specified)
Symbol
Parameter
Vio Input Offset Voltage
VO = 1.4V, Vic = 0V TS271C/I/M
TS271AC/AI/AM
TS271BC/BI/BM
TS271C/AC/BC
Min. Typ. Max.
1.1
0.9
0.25
10
5
2
Tmin. Tamb Tmax. TS271C/I/M
TS271AC/AI/AM
TS271BC/BI/BM
12
6.5
3
DVio
Iio
Iib
VOH
VOL
Avd
GBP
CMR
SVR
ICC
Io
Isink
SR
m
Kov
en
Input Offset Voltage Drift
Input Offset Current - (note 1)
Vic = 5V, Vo = 5V
Tmin. Tamb Tmax.
Input Bias Current - (note 1)
Vic = 5V, Vo = 5V
Tmin. Tamb Tmax.
High Level Output Voltage
Vid = 100mV, RL = 1M
Tmin. Tamb Tmax.
Low Level Output Voltage (Vid = -100mV)
Large Signal Voltage Gain
Vo = 1V to 6V, RL = 1M, Vic = 5V
Tmin. Tamb Tmax.
Gain Bandwidth Product (Av = 40dB,
RL = 1M, CL = 100pF, fin = 10kHz)
Common Mode Rejection Ratio
Vo = 1.4V, Vic = 1V to 7.4V
Supply Voltage Rejection Ratio
VCC+ = 5V to 10V ,Vo = 1.4V
Supply Current
Av = 1, no load, Vo = 5V
Tmin. Tamb Tmax.
Output Short Circuit Current
Vid = 100mV, Vo = 0V
Output Sink Current
Vid = -100mV, Vo = VCC
Slew-Rate at Unity Gain
RL = 1M, CL= 100pF, Vi = 3 to 7V
Phase Margin at Unity Gain
Av = 40dB, RL = 1M
CL= 10pF
CL= 100pF
Overshoot Factor
CL = 10pF
CL = 100pF
Equivalent Input Noise Voltage
f = 1kHz, RS = 100
8.8
8.7
30
20
60
60
0.7
1
1
9
100
0.1
80
80
10
60
45
0.04
35
10
40
70
68
100
150
50
15
17
Note : 1. Maximum values including unavoidable inaccuracies of the industrial test.
TS271I/AI/BI
TS271M/AM/BM
Min. Typ. Max.
1.1
0.9
0.25
0.7
10
5
2
12
6.5
3.5
1
200
1
300
8.8 9
8.6
50
30 100
20
0.1
60 80
60 80
10 15
18
60
45
0.04
35
10
40
70
68
Unit
mV
µV/oC
pA
pA
V
mV
V/mV
MHz
dB
dB
µA
mA
mA
V/µs
Degrees
%
nV
Hz
5/15

5 Page





TS271AC arduino
TS271C,I,M
ELECTRICAL CHARACTERISTICS FOR ISET = 130µA
VCC+
=
+10V,
VC
-
C
=
0V,
Tamb
=
25oC
(unless
otherwise
specified)
Symbol
Parameter
Vio Input Offset Voltage
VO = 1.4V, Vic = 0V TS271C/I/M
TS271AC/AI/AM
TS271BC/BI/BM
TS271C/AC/BC
Min. Typ. Max.
1.1
0.9
0.25
10
5
2
Tmin. Tamb Tmax. TS271C/I/M
TS271AC/AI/AM
TS271BC/BI/BM
12
6.5
3
DVio
Iio
Iib
VOH
VOL
Avd
GBP
CMR
SVR
ICC
Io
Isink
SR
m
Kov
en
Input Offset Voltage Drift
Input Offset Current - (note 1)
Vic = 5V, Vo = 5V
Tmin. Tamb Tmax.
Input Bias Current - (note 1)
Vic = 5V, Vo = 5V
Tmin. Tamb Tmax.
High Level Output Voltage
Vid = 100mV, RL = 10k
Tmin. Tamb Tmax.
Low Level Output Voltage (Vid = -100mV)
Large Signal Voltage Gain
Vo = 1V to 6V, RL = 10k, Vic = 5V
Tmin. Tamb Tmax.
Gain Bandwidth Product (Av = 40dB,
RL = 10k, CL = 100pF, fin = 100kHz)
Common Mode Rejection Ratio
Vo = 1.4V, Vic = 1V to 7.4V
Supply Voltage Rejection Ratio
VCC+ = 5V to 10V ,Vo = 1.4V
Supply Current
Av = 1, no load, Vo = 5V
Tmin. Tamb Tmax.
Output Short Circuit Current
Vid = 100mV, Vo = 0V
Output Sink Current
Vid = -100mV, Vo = VCC
Slew-Rate at Unity Gain
RL = 10k, CL= 100pF, Vi = 3 to 7V
Phase Margin at Unity Gain
Av = 40dB, RL = 10k
CL= 10pF
CL= 100pF
Overshoot Factor
CL = 10pF
CL = 100pF
Equivalent Input Noise Voltage
f = 1kHz, RS = 100
8.2
8.1
10
7
60
60
2
1
100
1
150
8.4
50
15
2.3
80
70
800 1300
1400
60
45
4.5
65
50
30
30
30
Note : 1. Maximum values including unavoidable inaccuracies of the industrial test.
TS271I/AI/BI
TS271M/AM/BM
Min. Typ. Max.
1.1
0.9
0.25
2
10
5
2
12
6.5
3.5
1
200
1
300
8.2 8.4
8
50
10 15
6
2.3
60 80
60 70
800 1300
1500
60
45
4.5
65
50
30
30
30
Unit
mV
µV/oC
pA
pA
V
mV
V/mV
MHz
dB
dB
µA
mA
mA
V/µs
degrees
%
nV
Hz
11/15

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