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Электронный компонент: LT1215A

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1
LT1215/LT1216
23MHz, 50V/
s, Single Supply
Dual and Quad
Precision Op Amps
s
Slew Rate: 50V/
s Typ
s
Gain-Bandwidth Product: 23MHz Typ
s
Fast Settling to 0.01%
2V Step to 200
V: 250ns Typ
10V Step to 1mV: 480ns Typ
s
Excellent DC Precision in All Packages
Input Offset Voltage: 450
V Max
Input Offset Voltage Drift: 10
V/
C Max
Input Offset Current: 120nA Max
Input Bias Current: 600nA Max
Open-Loop Gain: 1000V/mV Min
s
Single Supply Operation
Input Voltage Range Includes Ground
Output Swings to Ground While Sinking Current
s
Low Input Noise Voltage: 12.5nV/
Hz Typ
s
Low Input Noise Current: 0.5pA/
Hz Typ
s
Specified on 3.3V, 5V and
15V
s
Large Output Drive Current: 30mA Min
s
Low Supply Current per Amplifier: 6.6mA Max
s
Dual in 8-Pin DIP and SO-8
s
Quad in 14-Pin DIP and NARROW SO-16
The LT
1215 is a dual, single supply precision op amp with
a 23MHz gain-bandwidth product and a 50V/
s slew rate.
The LT1216 is a quad version of the same amplifier. The
DC precision of the LT1215/LT1216 eliminates trims in
most systems while providing high frequency perfor-
mance not usually found in single supply amplifiers.
The LT1215/LT1216 will operate on any supply greater
than 2.5V and less than 36V total. These amplifiers are
specified on single 3.3V, single 5V and
15V supplies, and
only require 5mA of quiescent supply current per ampli-
fier. The inputs can be driven beyond the supplies without
damage or phase reversal of the output. The minimum
output drive is 30mA, ideal for driving low impedance loads.
s
2.5V Full-Scale 12-Bit Systems: V
OS
0.75 LSB
s
10V Full-Scale 16-Bit Systems: V
OS
3 LSB
s
Active Filters
s
Photo Diode Amplifiers
s
DAC Current to Voltage Amplifiers
s
Battery-Powered Systems
Single Supply Instrumentation Amplifier
Frequency Response
FREQUENCY (Hz)
GAIN (dB)
30
20
10
0
10
20
30
40
50
60
70
1k
100k
1M
10M
1215/16 TA02
10k
DIFFERENTIAL INPUT
COMMON MODE INPUT
+
V
IN
5V
1/2
LT1215
113
V
OUT
1215/16 TA01
0.1
F
+
113
1020
V
IN
+
1020
1/2
LT1215
NOTE:
0.1% RESISTORS GIVE CMRR
68dB.
GAIN IS 10.0V/V.
COMMON MODE INPUT RANGE
IS FROM 0.3V TO 3.0V.
BANDWIDTH IS 2.8MHz.
Note: For applications requiring less slew rate, see the LT1211/LT1212 and
LT1213/LT1214 data sheets.
APPLICATIO S
U
FEATURES
TYPICAL APPLICATIO
U
DESCRIPTIO
U
, LTC and LT are registered trademarks of Linear Technology Corporation.
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2
LT1215/LT1216
A
U
G
W
A
W
U
W
A
R
BSOLUTE
XI
TI
S
Total Supply Voltage (V
+
to V
) ............................. 36V
Input Current .....................................................
15mA
Output Short-Circuit Duration (Note 2) ........ Continuous
Operating Temperature Range
LT1215C/LT1216C (Note 3) .............. 40
C to 85
C
LT1215M (OBSOLETE) ............... 55
C to 125
C
Specified Temperature Range
LT1215C/LT1216C (Note 4) .............. 40
C to 85
C
LT1215M (OBSOLETE) ............... 55
C to 125
C
Storage Temperature Range ................ 65
C to 150
C
Junction Temperature (Note 5) ............................. 150
C
Plastic Package (CN8, CS8, CN, CS)................ 150
C
Ceramic Package (MJ8) (OBSOLETE) .......... 175
C
Lead Temperature (Soldering, 10 sec)................. 300
C
W
U
U
PACKAGE/ORDER I FOR ATIO
N8 PACKAGE
8-LEAD PDIP
1
2
3
4
8
7
6
5
TOP VIEW
OUT A
IN A
+IN A
V
V
+
OUT B
IN B
+IN B
B
A
LT1215CS8
ORDER PART
NUMBER
LT1215CN8
LT1215ACN8
J8 PACKAGE 8-LEAD CERDIP
T
JMAX
= 175
C,
JA
= 100
C/W
1
2
3
4
8
7
6
5
TOP VIEW
S8 PACKAGE
8-LEAD PLASTIC SO
B
A
OUT A
IN A
+IN A
V
V
+
OUT B
IN B
+IN B
S8 PART MARKING
1215
ORDER PART
NUMBER
ORDER PART
NUMBER
ORDER PART
NUMBER
LT1216CS
T
JMAX
= 150
C,
JA
= 150
C/W
TOP VIEW
S PACKAGE
16-LEAD PLASTIC SO
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
OUT A
IN A
+IN A
V
+
+IN B
IN B
OUT B
NC
OUT D
IN D
+IN D
V
+IN C
IN C
OUT C
NC
A
C
B
D
T
JMAX
= 150
C,
JA
= 100
C/W
LT1216CN
T
JMAX
= 150
C,
JA
= 70
C/W
N PACKAGE
14-LEAD PDIP
OUT A
IN A
+IN A
V
+
+IN B
IN B
OUT B
OUT D
IN D
+IN D
V
+IN C
IN C
OUT C
1
2
3
4
5
6
7
14
13
12
11
10
9
8
D
A
C
B
TOP VIEW
(Note 1)
T
JMAX
= 150
C,
JA
= 100
C/W
LT1215MJ8
LT1215AMJ8
OBSOLETE PACKAGE
Consider the N8 Package for Alternate Source
Consult LTC Marketing for parts specified with wider operating temperature ranges.
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3
LT1215/LT1216
5V
ELECTRICAL C
C
HARA TERISTICS
V
S
= 5V, V
CM
= 0.5V, V
OUT
= 0.5V, T
A
= 25
C, unless otherwise noted.
LT1215AC
LT1215C/LT1215M
LT1215AM
LT1216C
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
V
OS
Input Offset Voltage
125
300
150
450
V
V
OS
Long-Term Input Offset
0.8
1.0
V/Mo
Time
Voltage Stability
I
OS
Input Offset Current
35
80
35
120
nA
I
B
Input Bias Current
420
500
420
600
nA
Input Noise Voltage
0.1Hz to 10Hz
400
400
nV
P-P
e
n
Input Noise Voltage Density
f
O
= 10Hz
15.0
15.0
nV/
Hz
f
O
= 1000Hz
12.5
12.5
nV/
Hz
i
n
Input Noise Current Density
f
O
= 10Hz
7.0
7.0
pA/
Hz
f
O
= 1000Hz
0.5
0.5
pA/
Hz
Input Resistance (Note 6)
Differential Mode
10
40
10
40
M
Common Mode
200
200
M
Input Capacitance
f = 1MHz
10
10
pF
Input Voltage Range
3.0
3.2
3.0
3.2
V
0
0.2
0
0.2
V
CMRR
Common Mode Rejection Ratio
V
CM
= 0V to 3V
90
108
86
108
dB
PSRR
Power Supply Rejection Ratio
V
S
= 2.5V to 12.5V
96
115
93
115
dB
A
VOL
Large-Signal Voltage Gain
V
O
= 0.05V to 3.7V, R
L
= 500
150
600
150
600
V/mV
Maximum Output Voltage Swing Output High, No Load
4.30
4.39
4.30
4.39
V
(Note 7)
Output High, I
SOURCE
= 1mA
4.20
4.30
4.20
4.30
V
Output High, I
SOURCE
= 30mA
3.60
3.75
3.60
3.75
V
Output Low, No Load
0.005
0.008
0.005
0.008
V
Output Low, I
SINK
= 1mA
0.030
0.050
0.030
0.050
V
Output Low, I
SINK
= 30mA
0.630
1.000
0.630
1.000
V
I
O
Maximum Output Current
(Note 11)
30
50
30
50
mA
SR
Slew Rate
A
V
= 2
30
30
V/
s
GBW
Gain-Bandwidth Product
f = 100kHz
23
23
MHz
I
S
Supply Current Per Amplifier
3.6
4.75
6.6
3.6
4.75
6.6
mA
Minimum Supply Voltage
Single Supply
2.2
2.5
2.2
2.5
V
Full Power Bandwidth
A
V
= 1, V
O
= 2.5V
P-P
2.6
2.6
MHz
t
r
, t
f
Rise Time, Fall Time
A
V
= 1, 10% to 90%, V
O
= 100mV
16
16
ns
OS
Overshoot
A
V
= 1, V
O
= 100mV
25
25
%
t
PD
Propagation Delay
A
V
= 1, V
O
= 100mV
13
13
ns
t
S
Settling Time
0.01%, A
V
= 1,
V
O
= 2V
250
250
ns
Open-Loop Output Resistance
I
O
= 0mA, f = 10MHz
40
40
THD
Total Harmonic Distortion
A
V
= 1, V
O
= 1V
RMS
, 20Hz to 20kHz
0.001
0.001
%
PACKAGE
NUMBER OF
MAX TC V
OS
CERAMIC (J)
PLASTIC DIP
SURFACE MOUNT
OP AMPS
T
A
RANGE
MAX V
OS
(25
C)
(
V
OS
/
T)
OBSOLETE
(N)
(S)
Two (Dual)
40
C to 85
C
300
V
2.5
V/
C
LT1215ACN8
450
V
5
V/
C
LT1215CN8
450
V
10
V/
C
LT1215CS8
55
C to 125
C
300
V
2.5
V/
C
LT1215AMJ8
450
V
5
V/
C
LT1215MJ8
Four (Quad)
40
C to 85
C
450
V
10
V/
C
LT1216CN
LT1216CS
AVAILABLE OPTIO S
U
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4
LT1215/LT1216
5V
ELECTRICAL C
C
HARA TERISTICS
V
S
= 5V, V
CM
= 0.5V, V
OUT
= 0.5V, 0
C
T
A
70
C, unless otherwise noted.
LT1215AC
LT1215C/LT1216C
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
V
OS
Input Offset Voltage
200
350
250
550
V
V
OS
Input Offset Voltage Drift
8-Pin DIP Package
1
2.5
2
5
V/
C
T
(Note 6)
14-Pin DIP, SO Package
3
10
V/
C
I
OS
Input Offset Current
35
100
35
170
nA
I
B
Input Bias Current
450
530
450
830
nA
Input Voltage Range
2.9
3.1
2.9
3.1
V
0.1
0.1
0.1
0.1
V
CMRR
Common Mode Rejection Ratio
V
CM
= 0.1V to 2.9V
89
108
85
108
dB
PSRR
Power Supply Rejection Ratio
V
S
= 2.6V to 12.5V
95
114
92
114
dB
A
VOL
Large-Signal Voltage Gain
V
O
= 0.05V to 3.7V, R
L
= 500
100
600
100
600
V/mV
Maximum Output Voltage Swing Output High, No Load
4.20
4.33
4.20
4.33
V
(Note 7)
Output High, I
SOURCE
= 1mA
4.10
4.24
4.10
4.24
V
Output High, I
SOURCE
= 20mA
3.70
3.89
3.70
3.89
V
Output Low, No Load
0.006
0.009
0.006
0.009
V
Output Low, I
SINK
= 1mA
0.035
0.055
0.035
0.055
V
Output Low, I
SINK
= 20mA
0.500
0.725
0.500
0.725
V
I
S
Supply Current Per Amplifier
3.3
5.2
7.5
3.3
5.2
7.5
mA
V
S
= 5V, V
CM
= 0.5V, V
OUT
= 0.5V, 40
C
T
A
85
C, unless otherwise noted. (Note 4)
LT1215AC
LT1215C/LT1216C
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
V
OS
Input Offset Voltage
200
400
250
600
V
V
OS
Input Offset Voltage Drift
8-Pin DIP Package
1
2.5
2
5
V/
C
T
(Note 6)
14-Pin DIP, SO Package
3
10
V/
C
I
OS
Input Offset Current
35
110
35
190
nA
I
B
Input Bias Current
450
550
450
850
nA
Input Voltage Range
2.8
3.0
2.8
3.0
V
0.2
0
0.2
0
V
CMRR
Common Mode Rejection Ratio
V
CM
= 0.2V to 2.8V
88
108
84
108
dB
PSRR
Power Supply Rejection Ratio
V
S
= 2.7V to 12.5V
94
114
91
114
dB
A
VOL
Large-Signal Voltage Gain
V
O
= 0.05V to 3.7V, R
L
= 500
100
600
100
600
V/mV
Maximum Output Voltage Swing Output High, No Load
4.10
4.30
4.10
4.30
V
(Note 7)
Output High, I
SOURCE
= 1mA
4.00
4.16
4.00
4.16
V
Output High, I
SOURCE
= 20mA
3.60
3.82
3.60
3.82
V
Output Low, No Load
0.006
0.010
0.006
0.010
V
Output Low, I
SINK
= 1mA
0.035
0.060
0.035
0.060
V
Output Low, I
SINK
= 20mA
0.500
0.750
0.500
0.750
V
I
S
Supply Current Per Amplifier
2.9
5.3
7.6
2.9
5.3
7.6
mA
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5
LT1215/LT1216
5V
ELECTRICAL C
C
HARA TERISTICS
V
S
= 5V, V
CM
= 0.5V, V
OUT
= 0.5V, 55
C
T
A
125
C, unless otherwise noted.
LT1215AM
LT1215M
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
V
OS
Input Offset Voltage
250
450
350
750
V
V
OS
Input Offset Voltage Drift
1
2.5
2
5
V/
C
T
(Note 6)
I
OS
Input Offset Current
35
150
35
200
nA
I
B
Input Bias Current
450
600
450
700
nA
Input Voltage Range
2.8
3.0
2.8
3.0
V
0.4
0.2
0.4
0.2
V
CMRR
Common Mode Rejection Ratio
V
CM
= 0.4V to 2.8V
87
108
82
108
dB
PSRR
Power Supply Rejection Ratio
V
S
= 2.7V to 12.5V
93
114
90
114
dB
A
VOL
Large-Signal Voltage Gain
V
O
= 0.05V to 3.7V, R
L
= 500
50
100
50
100
V/mV
Maximum Output Voltage Swing Output High, No Load
4.00
4.20
4.00
4.20
V
(Note 7)
Output High, I
SOURCE
= 1mA
3.90
4.10
3.90
4.10
V
Output High, I
SOURCE
= 20mA
3.50
3.80
3.50
3.80
V
Output Low, No Load
0.007
0.012
0.007
0.012
mV
Output Low, I
SINK
= 1mA
0.040
0.070
0.040
0.070
mV
Output Low, I
SINK
= 20mA
0.700
1.000
0.700
1.000
mV
I
S
Supply Current Per Amplifier
2.3
5.5
8.4
2.3
5.5
8.4
mA
V
S
=
15V, V
CM
= 0V, V
OUT
= 0V, T
A
= 25
C, unless otherwise noted.
LT1215AC
LT1215C/LT1215M
LT1215AM
LT1216C
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
V
OS
Input Offset Voltage
225
500
250
650
V
I
OS
Input Offset Current
30
80
30
110
nA
I
B
Input Bias Current
360
500
360
550
nA
Input Voltage Range
13.0
13.2
13.0
13.2
V
15.0
15.2
15.0
15.2
V
CMRR
Common Mode Rejection Ratio
V
CM
= 15V to 13V
90
108
86
108
dB
PSRR
Power Supply Rejection Ratio
V
S
=
2V to
18V
96
110
93
110
dB
A
VOL
Large-Signal Voltage Gain
V
O
= 0V to
10V, R
L
= 2k
1000
3500
1000
3500
V/mV
Maximum Output Voltage Swing Output High, I
SOURCE
= 30mA
13.5
13.75
13.5
13.75
V
Output Low, I
SINK
= 30mA
14
14.4
14
14.4
V
I
O
Maximum Output Current
(Note 11)
30
50
30
50
mA
SR
Slew Rate
A
V
= 2 (Note 8)
40
50
40
50
V/
s
GBW
Gain-Bandwidth Product
f = 100kHz
15
23
15
23
MHz
I
S
Supply Current Per Amplifier
3.6
5.7
8
3.6
5.7
8
mA
Channel Separation
V
O
=
10V, R
L
= 2k
128
140
128
140
dB
Minimum Supply Voltage
Equal Split Supplies
1.7
2
1.7
2
V
Full-Power Bandwidth
A
V
= 1, V
O
= 20V
P-P
750
750
kHz
Settling Time
0.01%, A
V
= 1,
V
O
= 10V
480
480
ns
+15V ELECTRICAL C
C
HARA TERISTICS