LT1352/LT1353
Dual and Quad
250A, 3MHz, 200V/s
Operational Amplifiers
DESCRIPTIO
FEATURES
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3MHz Gain Bandwidth The LT 1352/LT1353 are dual and quad, very low power,
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200V/s Slew Rate high speed operational amplifiers with outstanding AC
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250A Supply Current per Amplifier and DC performance. The amplifiers feature much lower
TM
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C-Load Op Amp Drives All Capacitive Loads supply current and higher slew rate than devices with
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Unity-Gain Stable comparable bandwidth. The circuit combines the slewing
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Maximum Input Offset Voltage: 600V performance of a current feedback amplifier in a true
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Maximum Input Bias Current: 50nA operational amplifier with matched high impedance
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Maximum Input Offset Current: 15nA inputs. The high slew rate ensures that the large-signal
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Minimum DC Gain, R = 2k: 30V/mV bandwidth is not degraded. Each output is capable of
L
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Input Noise Voltage: 14nV/Hz driving a 1k load to 13V with 15V supplies and a 500
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Settling Time to 0.1%, 10V Step: 700ns load to 3.4V on 5V supplies.
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Settling Time to 0.01%, 10V Step: 1.25s
The LT1352/LT1353 are members of a family of fast, high
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Minimum Output Swing into 1k: 13V
performance amplifiers using this unique topology and
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Minimum Output Swing into 500: 3.4V
employing Linear Technology Corporations advanced
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Specified at 2.5V, 5V and 15V
complementary bipolar processing. For higher bandwidth
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Available in SO-8 Package
devices with higher supply current see the LT1354 through
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LT1353 in Narrow Surface Mount Package
LT1365 data sheets. Bandwidths of 12MHz, 25MHz, 50MHz
U and 70MHz are available with 1mA, 2mA, 4mA and 6mA of
APPLICATIO S
supply current per amplifier. Singles, duals and quads of
each amplifier are available. The LT1352 is available in an
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Battery-Powered Systems
8-lead SO package. The LT1353 is offered in a 14-lead
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Wideband Amplifiers
narrow surface mount package.
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Buffers
, LTC and LT are registered trademarks of Linear Technology Corporation.
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Active Filters
C-Load is a trademark of Linear Technology Corporation.
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Data Acquisition Systems
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Photodiode Amplifiers
TYPICAL APPLICATIO
Instrumentation Amplifier Large-Signal Response
R1
R2
R5 R4
50k
5k
1.1k 50k
R3
5k
1/2
LT1352
1/2
V
+
OUT
LT1352
V
IN +
+
GAIN = [R4/R3][1 + (1/2)(R2/R1 + R3/R4) + (R2 + R3)/R5] = 102
TRIM R5 FOR GAIN
TRIM R1 FOR COMMON MODE REJECTION
1352/53 TA01 A = 1 1352/53 TA02
BW = 30kHz V
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ULT1352/LT1353
ABSOLUTE MAXIMUM RATINGS
(Note 1)
+
Total Supply Voltage (V to V ) .............................. 36V Specified Temperature Range (Note 7) .. 40C to 85C
Differential Input Voltage (Transient Only, Note 2) 10V Maximum Junction Temperature (See Below)
Input Voltage .......................................................... V Plastic Package ............................................... 150C
S
Output Short-Circuit Duration (Note 3) ........... Indefinite Storage Temperature Range ................. 65C to 150C
Operating Temperature Range ................ 40C to 85C Lead Temperature (Soldering, 10 sec).................. 300C
PACKAGE/ORDER INFORMATION
TOP VIEW
TOP VIEW ORDER PART ORDER PART
NUMBER NUMBER
+ OUT A 1 14 OUT D
OUT A 1 8 V
IN A 2 13 IN D
IN A 2 7 OUT B
A D
LT1352CN8
A
LT1353CS
+IN A 3 12 +IN D
6 IN B
+IN A 3
LT1352CS8
+
B
V 4 11 V
V 4 5 +IN B
LT1352IN8
+IN B 5 10 +IN C
B C
LT1352IS8
N8 PACKAGE
IN B 6 9 IN C
8-LEAD PDIP
OUT B 7 8 OUT C
S8 PACKAGE
S8 PART MARKING
8-LEAD PLASTIC SO
S PACKAGE
1352
14-LEAD PLASTIC SO
T = 150C, = 130C/ W (N8)
JMAX JA
T = 150C, = 190C/ W (S8)
JMAX JA T = 150C, = 150C/ W
1352I
JMAX JA
Consult LTC Marketing for parts specified with wider operating temperature ranges.
T = 25C, V = 0V unless otherwise noted
ELECTRICAL CHARACTERISTICS
A CM
SYMBOL PARAMETER CONDITIONS V MIN TYP MAX UNITS
SUPPLY
V Input Offset Voltage 15V 0.2 0.6 mV
OS
5V 0.2 0.6 mV
2.5V 0.3 0.8 mV
I Input Offset Current 2.5V to 15V 5 15 nA
OS
I Input Bias Current 2.5V to 15V 20 50 nA
B
e Input Noise Voltage f = 10kHz 2.5V to 15V 14 nV/Hz
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i Input Noise Current f = 10kHz 2.5V to 15V 0.5 pA/Hz
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R Input Resistance V = 12V 15V 300 600 M
IN CM
Differential 15V 20 M
C Input Capacitance 15V 3 pF
IN
Positive Input Voltage Range 15V 12.0 13.5 V
5V 2.5 3.5 V
2.5V 0.5 1.0 V
Negative Input Voltage Range 15V 13.5 12.0 V
5V 3.5 2.5 V
2.5V 1.0 0.5 V
CMRR Common Mode Rejection Ratio V = 12V 15V 80 94 dB
CM
V = 2.5V 5V 78 86 dB
CM
V = 0.5V 2.5V 68 77 dB
CM
PSRR Power Supply Rejection Ratio V = 2.5V to 15V 90 106 dB
S
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