TS27M2, TS27M2A, TS27M2B
Low-power CMOS dual operational amplifiers
Features
■
Wide supply voltage range: 3 to 16 V
■
Ultra-low consumption: 150 µA/op typ
■
Output voltage swing to ground
■
Excellent phase margin on capacitive load
■
Gain bandwidth product: 1 MHz typ
■
Vio down to 2 mV max. (B version)
N
DIP8
(Plastic package)
Description
D
SO-8
(Plastic micropackage)
The TS27x2 series are low-cost and low-power
dual operational amplifiers designed to operate
with high-voltage single or dual supplies. These
operational amplifiers use the ST silicon gate
CMOS process, providing an excellent
consumption-speed ratio thanks to three different
power consumptions, making them ideal for lowconsumption applications:
ICC = 10 µA/amp: TS27L2 (very low power),
ICC = 150 µA/amp: TS27M2 (low power) and
ICC = 1 mA/amp: TS272 (high speed)
P
TSSOP8
(Thin shrink small outline package)
The devices also offer a very high input
impedance and extremely low input currents.
Their main advantage compared to JFET devices
is the very low input current drift with temperature
(Figure 3).
Pin connections (top view)
August 2009
Doc ID 2306 Rev 2
Out1
1
In1-
2
_
In1+
3
+
VCC-
4
8
VCC+
7
Out2
_
6
In2-
+
5
In2+
1/14
www.st.com
14
Absolute maximum ratings and operating conditions
1
TS27M2, TS27M2A, TS27M2B
Absolute maximum ratings and operating conditions
Table 1.
Absolute maximum ratings
Symbol
VCC+
Vid
Parameter
TS27M2x/Ax/Bx
Unit
18
V
Supply voltage (1)
Differential input voltage
(2)
±18
V
Vi
Input voltage
(3)
-0.3 to 18
V
Io
Output current for VCC+ ≥ 15V
±30
mA
Iin
Input current
±5
mA
125
85
120
°C/W
-65 to +150
°C
150
°C
500
V
MM: machine model(7)
100
V
CDM: charged device model(8)
1.5
kV
SO-8
Rthja(4)(5) DIP8
TSSOP8
Tstg
Tj
Storage temperature range
Maximum junction temperature
HBM: human body model
ESD
(6)
1. All values, except differential voltage are with respect to network ground terminal.
2. Differential voltages are the non-inverting input terminal with respect to the inverting input terminal.
3. The magnitude of the input and the output voltages must never exceed the magnitude of the positive
supply voltage.
4. Short-circuits can cause excessive heating and destructive dissipation.
5. Rth are typical values.
6. Human body model: a 100 pF capacitor is charged to the specified voltage, then discharged through a
1.5 kΩ resistor between two pins of the device. This is done for all couples of connected pin combinations
while the other pins are floating.
7. Machine model: a 200 pF capacitor is charged to the specified voltage, then discharged directly between
two pins of the device with no external series resistor (internal resistor < 5 Ω). This is done for all couples of
connected pin combinations while the other pins are floating.
8. Charged device model: all pins and the package are charged together to the specified voltage and then
discharged directly to the ground through only one pin. This is done for all pins.
Table 2.
Operating conditions
Value
Symbol
TS27M2C/AC/BC
VCC+
Supply voltage
Vicm
Common mode input voltage
range
Toper
Operating free air temperature
range
2/14
Unit
Parameter
0 to +70
Doc ID 2306 Rev 2
TS27M2I/AI/BI
TS27M2M/AM/BM
3 to 16
V
0 to VCC+ - 1.5
V
-40 to +125
-55 to +125
°C
TS27M2, TS27M2A, TS27M2B
T29
Doc ID 2306 Rev 2
VCC
T 22
T20
T19
T 18
T21
T 23
T 28
R2
T17
T24
T 25
T 26
T27
Input
T1
T3
T5
T4
T2
Input
C1
R1
T7
T6
T9
T8
T 13
T11
T 10
T 12
T 14
T16
T 15
Output
Simplified schematic diagram (for 1/2 TS27M2)
VCC
Figure 1.
Absolute maximum ratings and operating conditions
3/14
Electrical characteristics
TS27M2, TS27M2A, TS27M2B
2
Electrical characteristics
Table 3.
Electrical characteristics at VCC+ = +10 V, VCC- = 0 V, Tamb = +25° C
(unless otherwise specified)
TS27M2xI
TS27M2xM
TS27M2xC
Symbol
Parameter
Min.
Typ.
Max.
1.1
0.9
0.25
10
5
2
12
6.5
3
Min.
Typ.
Unit
Max.
DC performance
Input offset voltage
VO = 1.4 V, Vic = 0 V
Vio
DVio
Tmin ≤Tamb ≤Tmax
TS27M2
TS27M2A
TS27M2B
TS27M2
TS27M2A
TS27M2B
Input offset voltage drift
1.1
0.9
0.25
2
10
5
2
12
6.5
3.5
2
mV
µV/°C
(1)
Iio
Iib
Input offset current
Vic = 5 V, VO = 5 V
Tmin ≤Tamb ≤Tmax
1
Input bias current (1)
Vic = 5 V, VO = 5 V
Tmin ≤Tamb ≤Tmax
1
200
300
VOH
High level output voltage
Vid = 100 mV, RL = 100 lΩ
Tmin ≤Tamb ≤Tmax
VOL
Low level output voltage
Vid = -100 mV
Avd
Large signal voltage gain
ViC = 5 V, RL = 100 kΩ, Vo = 1 V to 6 V
Tmin ≤Tamb ≤Tmax
30
20
50
30
10
50
CMR
Common mode rejection ratio
ViC = 1 V to 7.4 V, Vo = 1.4 V
65
80
65
80
SVR
Supply voltage rejection ratio
VCC+ = 5 V to 10 V, Vo = 1.4 V
60
80
60
80
ICC
8.9
8.7
8.5
150
200
250
V
8.9
50
Supply current (per amplifier)
Av = 1, no load, Vo = 5 V
Tmin ≤Tamb ≤Tmax
pA
1
150
8.7
8.6
pA
1
100
50
150
mV
V/mV
dB
dB
200
300
µA
Io
Output short circuit current
Vo = 0 V, Vid = 100 mV
45
60
60
mA
Isink
Output sink current
Vo = VCC, Vid = -100 mV
34
45
45
mA
4/14
Doc ID 2306 Rev 2
TS27M2, TS27M2A, TS27M2B
Table 3.
Electrical characteristics
Electrical characteristics at VCC+ = +10 V, VCC- = 0 V, Tamb = +25° C
(unless otherwise specified) (continued)
TS27M2xC
Symbol
Parameter
Min.
Typ.
Max.
TS27M2xI
TS27M2xM
Min.
Typ.
Unit
Max.
AC performance
GBP
Gain bandwidth product
Av = 40 dB, RL = 100 kΩ, CL = 100 pF,
fin = 100 kHz
0.5
1
0.5
1
MHz
SR
Slew rate at unity gain
RL = 100 kΩ, CL = 100 pF, Vi = 3 to 7 V
0.3
0.6
0.3
0.6
V/μs
φm
Phase margin at unity gain
Av = 40 dB, RL = 100 kΩ, CL = 100 pF
45
45
Degrees
KOV
Overshoot factor
30
30
%
Equivalent input noise voltage
f = 1 kHz, Rs = 100 Ω
38
38
nV
-----------Hz
Channel separation
120
120
dB
en
Vo1/Vo2
1. Maximum values including unavoidable inaccuracies of industrial tests.
Doc ID 2306 Rev 2
5/14
Typical characteristics
TS27M2, TS27M2A, TS27M2B
3
Typical characteristics
Figure 2.
Supply current (each amplifier)
versus supply voltage
Figure 3.
100
INPUT BIAS CURRENT, IIB (pA)
200
SUPPLY CURRENT, I CC (μA)
Input bias current versus free air
temperature
TAMB = 25 ˚C
AV= 1
VO = VCC / 2
150
100
50
0
4
8
12
VCC = 10V
V i = 5V
10
1
16
25
Figure 4.
High level output voltage versus
high level output current
Figure 5.
4
3
VCC = 5V
2
VCC = 3V
1
-10
-8
-6
-4
-2
VCC = 16V
12
8
0
-50
-40
-30
-20
-10
0
OUTPUT CURRENT, I OH (mA)
Low level output voltage versus low
level output current
3
VCC = 3V
OUTPUT VOLTAGE, VOL (V)
OUTPUT VOLTAGE, VOL (V)
VCC = 10V
4
0
1.0
0.8
VCC = 5V
0.6
0.4
TAMB = 25 ˚C
V i = 0.5V
VID = -1V
0.2
1
2
3
VCC = 10V
VCC = 16V
2
1
0
TAMB = 25 ˚C
V i = 0.5V
VID = -1V
4
8
12
16
OUTPUT CURRENT, I OL (mA)
OUTPUT CURRENT, I OL (mA)
6/14
125
TAMB = 25˚ C
V ID = 100mV
16
Low level output voltage versus low Figure 7.
level output current
0
100
High level output voltage versus
high level output current
OUTPUT CURRENT, I OH (mA)
Figure 6.
75
20
TAMB = 25˚ C
V ID = 100mV
OUTPUT VOLTAGE, VOH (V)
OUTPUT VOLTAGE, VOH (V)
5
0
50
TEMPERATURE, TAMB (˚C)
SUPPLY VOLTAGE, V CC (V)
Doc ID 2306 Rev 2
20
TS27M2, TS27M2A, TS27M2B
Open-loop frequency response and Figure 9.
phase shift
50
0
GAIN
30
PHASE
20
Tamb = 25˚C
VCC+ = 10V
R L = 100k Ω
C L = 100pF
A VCL = 100
10
0
-10
2
10
10
3
PHASE (Degrees)
GAIN (dB)
40
45
Phase
Margin
90
135
Gain
Bandwidth
Product
4
180
10
10 5
10
FREQUENCY, f (Hz)
6
10
7
1800
Tamb = 25˚C
R L = 100kΩ
C L = 100pF
AV = 1
1400
1000
600
200
0
4
(Degrees)
Tamb = 25˚C
R L = 100kΩ
C L = 100pF
AV = 1
20
4
8
12
SUPPLY VOLTAGE, V CC (V)
SR
0.7
0.6
60
50
40
0
SR
0.5
20
40
60
80
CAPACITANCE, C L (pF)
100
Figure 13. Input voltage noise versus
frequency
EQUIVALENT INPUT NOISE
VOLTAGE (nV/VHz)
0.9
0.8
16
T amb = 25˚C
R L = 100kΩ
AV=1
VCC = 10V
70
16
Figure 12. Slew rate versus supply voltage
T amb = 25˚C
R L = 100kΩ
C L = 100pF
12
80
φm
40
30
8
Figure 11. Phase margin versus capacitive
load
PHASE MARGIN,
PHASE MARGIN, φm (Degrees)
50
0
SLEW RATES, SR (V/ μs)
Gain bandwidth product versus
supply voltage
SUPPLY VOLTAGE, V CC (V)
Figure 10. Phase margin versus supply
voltage
0.4
GAIN BANDW. PROD., GBP (kHz)
Figure 8.
Typical characteristics
300
VCC = 10V
Tamb = 25˚C
R S = 100 Ω
200
100
0
4
6
8
10
12
14
SUPPLY VOLTAGE, V CC (V)
16
Doc ID 2306 Rev 2
1
100
10
FREQUENCY (Hz)
1000
7/14
Package information
4
TS27M2, TS27M2A, TS27M2B
Package information
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK® packages, depending on their level of environmental compliance. ECOPACK®
specifications, grade definitions and product status are available at: www.st.com.
ECOPACK® is an ST trademark.
8/14
Doc ID 2306 Rev 2
TS27M2, TS27M2A, TS27M2B
4.1
Package information
DIP8 package information
Figure 14. DIP8 package mechanical drawing
Table 4.
DIP8 package mechanical data
Dimensions
Ref.
Millimeters
Min.
Typ.
A
Inches
Max.
Min.
Typ.
5.33
Max.
0.210
A1
0.38
0.015
A2
2.92
3.30
4.95
0.115
0.130
0.195
b
0.36
0.46
0.56
0.014
0.018
0.022
b2
1.14
1.52
1.78
0.045
0.060
0.070
c
0.20
0.25
0.36
0.008
0.010
0.014
D
9.02
9.27
10.16
0.355
0.365
0.400
E
7.62
7.87
8.26
0.300
0.310
0.325
E1
6.10
6.35
7.11
0.240
0.250
0.280
e
2.54
0.100
eA
7.62
0.300
eB
L
10.92
2.92
3.30
3.81
Doc ID 2306 Rev 2
0.430
0.115
0.130
0.150
9/14
Package information
4.2
TS27M2, TS27M2A, TS27M2B
SO-8 package information
Figure 15. SO-8 package mechanical drawing
Table 5.
SO-8 package mechanical data
Dimensions
Ref.
Millimeters
Min.
Typ.
A
Max.
Min.
Typ.
1.75
0.25
Max.
0.069
A1
0.10
A2
1.25
b
0.28
0.48
0.011
0.019
c
0.17
0.23
0.007
0.010
D
4.80
4.90
5.00
0.189
0.193
0.197
E
5.80
6.00
6.20
0.228
0.236
0.244
E1
3.80
3.90
4.00
0.150
0.154
0.157
e
0.004
0.010
0.049
1.27
0.050
h
0.25
0.50
0.010
0.020
L
0.40
1.27
0.016
0.050
L1
k
ccc
10/14
Inches
1.04
1°
0.040
8°
0.10
Doc ID 2306 Rev 2
1°
8°
0.004
TS27M2, TS27M2A, TS27M2B
4.3
Package information
TSSOP8 package information
Figure 16. TSSOP8 package mechanical drawing
Table 6.
TSSOP8 package mechanical data
Dimensions
Ref.
Millimeters
Min.
Typ.
A
Inches
Max.
Min.
Typ.
1.20
A1
0.05
A2
0.80
b
Max.
0.047
0.15
0.002
1.05
0.031
0.19
0.30
0.007
0.012
c
0.09
0.20
0.004
0.008
D
2.90
3.00
3.10
0.114
0.118
0.122
E
6.20
6.40
6.60
0.244
0.252
0.260
E1
4.30
4.40
4.50
0.169
0.173
0.177
e
0.65
k
0°
L
0.45
L1
aaa
1.00
0.60
0.006
0.039
0.041
0.0256
8°
0°
0.75
0.018
1
8°
0.024
0.030
0.039
0.10
Doc ID 2306 Rev 2
0.004
11/14
Ordering information
5
TS27M2, TS27M2A, TS27M2B
Ordering information
Table 7.
Order codes
Part number
Temperature
range
Package
Packing
Marking
TS27M2CD
TS27M2CDT
SO-8
Tube
Tape & reel
27M2C
TS27M2CN
DIP8
Tube
TS27M2CN
TS27M2CPT
TSSOP8
Tube
Tape & reel
27M2C
SO-8
Tube
Tape & reel
27M2AC
TS27M2ACN
DIP8
Tube
S27M2ACN
TS27M2ACPT
TSSOP8
Tape & reel
2M2AC
TS27M2BCD
TS27M2BCDT
SO-8
Tube
Tape & reel
27M2BC
TS27M2BCN
DIP8
Tube
S27M2BCN
TS27M2BCPT
TSSOP8
Tape & reel
2M2BC
TS27M2ID
TS27M2IDT
SO-8
Tube
Tape & reel
27M2I
TS27M2IN
DIP8
Tube
TS27M2IN
TS27M2IPT
TSSOP8
Tape & reel
27M2I
SO-8
Tube
Tape & reel
27M2AI
DIP8
Tube
S27M2AIN
TS27M2AIPT
TSSOP8
Tape & reel
2M2AI
TS27M2BID
TS27M2BIDT
SO-8
Tube
Tape & reel
27M2BI
TS27M2BIN
DIP8
Tube
S27M2BIN
TS27M2BIPT
TSSOP8
Tape & reel
2M2BI
TS27M2ACD
TS27M2ACDT
0° C to +70° C
TS27M2AID
TS27M2AIDT
TS27M2AIN
12/14
-40° C to +125° C
Doc ID 2306 Rev 2
TS27M2, TS27M2A, TS27M2B
6
Revision history
Revision history
Table 8.
Document revision history
Date
Revision
01-Nov-2001
1
Initial release.
2
Updated document format.
Added ESD and Rthja information in Table 1: Absolute
maximum ratings.
Removed block diagram.
Added minimum values for Io, GBP and SR parameters in
Table 3.
Added order codes in Table 7.
18-Aug-2009
Changes
Doc ID 2306 Rev 2
13/14
TS27M2, TS27M2A, TS27M2B
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Doc ID 2306 Rev 2