www.fairchildsemi.com LF353 Dual Operational Amplifier (JFET) Features Description • • • • • The LF353 is a JFET input operational amplifier with an internally compensated input offset voltage. The JFET input device provides wide bandwidth, low input bias currents and offset currents. Internally trimmed offset voltage: 10mV Low input bias current: 50pA Wide gain bandwidth: 4MHz High slew rate: 13V/µs High Input impedance: 1012Ω 8-DIP 1 8-SOP 1 Internal Block Diagram Rev. 1.0.0 ©2001 Fairchild Semiconductor Corporation LF353 Schematic Diagram (One Section Only) Absolute Maximum Ratings Parameter Power Supply Voltage Differential Input Voltage Input Voltage Range Output Short Circuit Duration Power Dissipation 2 Symbol Value Unit VCC ±18 V VI(DIFF) 30 V VI ±15 V - Continuous - PD 500 mW Operating Temperature Range TOPR 0 ~ +70 °C Storage Temperature Range TSTG -65 ~ +150 °C LF353 Electrical Characteristics (VCC =+15V, VEE= -15V, TA=25 °C, unless otherwise specified) Parameter Input Offset Voltage Input Offset Voltage Drift Input Offset Current Input Bias Current Input Resistance Large Signal Voltage Gain Output Voltage Swing Symbol VIO ∆VIO/∆T Conditions Typ. Max. Unit - 5.0 10 mV 0 °C≤TA≤+70 °C - - - - 0 °C≤TA≤+70 °C - 10 - µV/ °C - 25 100 pA - - 4 - 50 200 8 RS=10KΩ RS=10KΩ IIO 0 °C≤TA≤+70 °C IBIAS RI GV Min. pA 0 °C≤TA≤+70 °C - - - - 1012 - Ω 25 100 - V/mV 15 - - - ±12 ±13.5 - V VO(P-P) = ±10V RL = 2KΩ nA 0 °C≤TA≤+70 °C VO(P_P) RL = 10KΩ nA ±11 ±15/-12 - V Common Mode Rejection Ratio CMRR RS ≤ 10KΩ 70 100 - dB Power Supply Rejection Ratio PSRR RS ≤ 10KΩ 70 100 - dB - 3.6 6.5 mA - 13 - V/µS - 4 - MHz dB Input Voltage Range Power Supply Current ICC Slew Rate SR Gain-Bandwidth Product - VI(R) GV = 1 GBW - Channel Seperation CS f = 1Hz ~ 20KHz (Input referenced) - 120 - Equivalent Input Noise Voltage VNI RS = 100Ω f = 1KHz - 16 - Equivalent Input Noise Current INI f = 1KHz - 0.01 - nV/ Hz pA/ Hz 3 LF353 Mechanical Dimensions Package 1.524 ±0.10 #5 2.54 0.100 5.08 MAX 0.200 7.62 0.300 3.40 ±0.20 0.134 ±0.008 +0.10 0.25 –0.05 +0.004 0~15° 4 0.010 –0.002 3.30 ±0.30 0.130 ±0.012 0.33 MIN 0.013 0.060 ±0.004 #4 0.018 ±0.004 #8 9.60 MAX 0.378 #1 9.20 ±0.20 0.362 ±0.008 ( 6.40 ±0.20 0.252 ±0.008 0.46 ±0.10 0.79 ) 0.031 8-DIP LF353 Mechanical Dimensions Package 8-SOP MIN #5 6.00 ±0.30 0.236 ±0.012 8° 0~ +0.10 0.15 -0.05 +0.004 0.006 -0.002 MAX0.10 MAX0.004 1.80 MAX 0.071 3.95 ±0.20 0.156 ±0.008 5.72 0.225 0.41 ±0.10 0.016 ±0.004 #4 1.27 0.050 #8 5.13 MAX 0.202 #1 4.92 ±0.20 0.194 ±0.008 ( 0.56 ) 0.022 1.55 ±0.20 0.061 ±0.008 0.1~0.25 0.004~0.001 0.50 ±0.20 0.020 ±0.008 5 LF353 Ordering Information Product Number Package LF353N 8-DIP LF353M 8-SOP Operating Temperature 0 ~ + 70°C DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. 2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com 6/1/01 0.0m 001 Stock#DSxxxxxxxx 2001 Fairchild Semiconductor Corporation