LF398AN National Semiconductor, LF398AN Datasheet
LF398AN
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LF398AN Summary of contents
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... Typical Connection and Performance Curve Functional Diagram © 2000 National Semiconductor Corporation Features n Operates from n Less than 10 µs acquisition time n TTL, PMOS, CMOS compatible logic input n 0 ...
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... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage Power Dissipation (Package Limitation) (Note 2) Operating Ambient Temperature Range LF198/LF198A LF298 LF398/LF398A Storage Temperature Range Input Voltage Logic To Logic Reference ...
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Electrical Characteristics The following specifcations apply for − LOGIC REFERENCE = 0V, LOGIC HIGH = 2.5V, LOGIC LOW = 0V unless otherwise specified. L Parameter Input Impedance T Gain Error T Full Temperature Range Feedthrough ...
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Typical Performance Characteristics Output Droop Rate DS005692-20 Leakage Current into Hold Capacitor DS005692-23 Power Supply Rejection DS005692-26 Note 10: See Definition www.national.com (Continued) Hold Step DS005692-21 Phase and Gain (Input to Output, Small Signal) DS005692-24 Output Short Circuit Current DS005692-27 ...
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Typical Performance Characteristics Input Bias Current DS005692-29 Output Transient at Start of Sample Mode Logic Input Configurations DS005692-33 Threshold = 1.4V (Continued) Feedthrough Rejection Ratio (Hold Mode) DS005692-30 Output Transient at Start of Hold Mode DS005692-12 TTL & CMOS 3V ...
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Logic Input Configurations + Threshold = 0 1.4V Threshold +4V Application Hints Hold Capacitor Hold step, acquisition time, and droop rate are the major trade-offs in the selection of a hold capacitor value. Size and cost may ...
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Application Hints (Continued) logic input for signal delay, calculate the slope of the wave- form at the threshold point to ensure that least 1.0 V/µs. Sampling Dynamic Signals Sample error to moving input signals probably causes more ...
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Typical Applications X1000 Sample & Hold * For lower gains, the LM108 must be frequency compensated Ramp Generator with Variable Reset Level www.national.com V OUT DS005692-39 Integrator with Programmable Reset Level DS005692-42 8 Sample and Difference Circuit (Output Follows Input ...
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Typical Applications (Continued) Output Holds at Average of Sampled Input Reset Stabilized Amplifier (Gain of 1000) DS005692-46 Fast Acquisition, Low Droop Sample & Hold DS005692-49 9 Increased Slew Current DS005692-47 DS005692-50 www.national.com ...
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Typical Applications (Continued) Synchronous Correlator for Recovering Signals Below Noise Level DC & AC Zeroing www.national.com DS005692-52 Staircase Generator DS005692-59 * Select for step height 50k 1V Step 10 2–Channel Switch DS005692- ± ± Gain 1 0.02% 1 ...
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... Gain Error: The ratio of output voltage swing to input volt- age swing in the sample mode expressed as a per cent dif- ference. Connection Diagrams Dual-In-Line Package DS005692-11 Order Number LF398N or LF398AN See NS Package Number N08E Capacitor Hysteresis Compensation ** Adjust for amplitude DS005692-57 Hold Settling Time: The time required for the output to settle within final value after the “ ...
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Physical Dimensions Order Number LF198H, LF298H, LF398H, LF198AH or LF398AH www.national.com inches (millimeters) unless otherwise noted Metal Can Package (H) NS Package Number H08C Molded Small-Outline Package (M) Order Number LF298M or LF398M NS Package Number M14A 12 ...
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... National does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications. inches (millimeters) unless otherwise noted (Continued) Molded Dual-In-Line Package (N) Order Number LF398N or LF398AN NS Package Number N08E 2. A critical component is any component of a life ...