LT1113 Dual Low Noise, Precision, JFET Input Op Amp Fea T Descrip T n 100% Tested Low Voltage Noise: 6nV/Hz Max The LT 1113 achieves a new standard of excellence in noise n SO-8 Package Standard Pinout performance for a dual JFET op amp. The 4.5nV/Hz 1kHz n Voltage Gain: 1.2 Million Min noise combined with low current noise and picoampere n Offset Voltage: 1.5mV Max bias currents makes the LT1113 an ideal choice for am- n Offset Voltage Drift: 15V/C Max plifying low level signals from high impedance capacitive n Input Bias Current, Warmed Up: 450pA Max transducers. n Gain Bandwidth Product: 5.6MHz Typ The LT1113 is unconditionally stable for gains of 1 or n Guaranteed Specifications with 5V Supplies more, even with load capacitances up to 1000pF. Other n Guaranteed Matching Specifications key features are 0.4mV V and a voltage gain of 4 mil- OS lion. Each individual amplifier is 100% tested for voltage noise, slew rate and gain bandwidth. a T n Photocurrent Amplifiers The design of the LT1113 has been optimized to achieve n Hydrophone Amplifiers true precision performance with an industry standard n High Sensitivity Piezoelectric Accelerometers pinout in the S0-8 package. A set of specifications are n Low Voltage and Current Noise Instrumentation provided for 5V supplies and a full set of matching speci- Amplifier Front Ends fications are provided to facilitate the use of the LT1113 in n Two and Three Op Amp Instrumentation Amplifiers matching dependent applications such as instrumentation n Active Filters amplifier front ends. L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and C-Load is a trademark of Linear Technology Corporation. All other trademarks are the property of their respective owners. Typical a T Low Noise Hydrophone Amplifier with DC Servo 1kHz Input Noise Voltage Distribution 5V TO 15V V = 15V R3 S 40 R1* T = 25C 3.9k A 100M 8 2 138 S8 1 1/2 276 OP AMPS TESTED 30 OUTPUT LT1113 3 + C2 C1* R2 4 0.47F 200 20 5V TO 15V R4 1M R8 6 C R6 T 10 100M 100k HYDRO- 7 1/2 R5 PHONE LT1113 1M 5 R7 0 1M 3.8 4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6 5.8 INPUT VOLTAGE NOISE (nV/Hz) DC OUTPUT 2.5mV FOR T < 70C 1113 TA02 A OUTPUT VOLTAGE NOISE = 128nV/Hz AT 1kHz (GAIN = 20) 1113 TA01 C1 C 100pF TO 5000pF R4C2 > R8C *OPTIONAL T T 1113fc 1 For more information www.linear.com/LT1113 PERCENT OF UNITS (%) + ion pplica ions pplica ion uresLT1113 a Te Maxi Mu M r a T (Note 1) Supply Voltage Operating Temperature Range 55C to 105C ................................................. 20V LT1113AC/LT1113C (Note 2) ............ 40C to 85C 105C to 125C .................................................. 16V LT1113AM/LT1113M (OBSOLETE) 55C to 125C Differential Input Voltage....................................... 40V Specified Temperature Range Input Voltage (Equal to Supply Voltage) ................ 20V LT1113AC/LT1113C (Note 3) ............ 40C to 85C Output Short Circuit Duration .......................... 1 Minute LT1113AM/LT1113M (OBSOLETE) 55C to 125C Storage Temperature Range .................. 65C to 150C Lead Temperature (Soldering, 10 sec) .................. 300C p in c F T TOP VIEW + OUT A 1 8 V IN A 2 OUT B TOP VIEW 7 A +IN A 3 6 IN B + OUT A 1 8 V B V 4 5 +IN B IN A OUT B 2 7 A +IN A 3 6 IN B N8 PACKAGE B 8-LEAD PDIP V +IN B 4 5 T = 150C, = 130C/W (N8) JMAX JA S8 PACKAGE JB PACKAGE 8-LEAD PLASTIC SO 8-LEAD CERDIP T = 150C, = 190C/W JMAX JA T = 160C, = 100C/W (J8) JMAX JA OBSOLETE PACKAGE Consider the N8 Package for Alternate Source o r Der i n F Ma T LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE LT1113ACN8 PBF LT1113ACN8 TRPBF 1113ACN8 8-Lead PDIP 40C to 85C LT1113CN8 PBF LT1113CN8 TRPBF 1113CN8 8-Lead PDIP 40C to 85C LT1113ACS8 PBF LT1113CS8 TRPBF 1113 8-Lead Plastic SO 40C to 85C OBSOLETE PACKAGE LT1113AMJ8 PBF LT1113AMJ8 TRPBF 1113AMJ8 8-Lead CERDIP 55C to 125C LT1113MJ8 PBF LT1113MJ8 TRPBF 1113MJ8 8-Lead CERDIP 55C to 125C Consult LTC Marketing for parts specified with wider operating temperature ranges. Consult LTC Marketing for information on nonstandard lead based finish parts. For more information on lead free part markings, go to: