LF13508M NSC [National Semiconductor], LF13508M Datasheet
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LF13508M
Related parts for LF13508M
LF13508M Summary of contents
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LF13508 8-Channel Analog Multiplexer LF13509 4-Channel Differential Analog Multiplexer General Description The LF13508 is an 8-channel analog multiplexer which con- nects the output the 8 analog inputs depending on the state of a 3-bit binary address An ...
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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 Positive Supply Negative Supply ( Positive Analog Input Voltage (Note 1) Negative Analog Input Voltage ...
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... Cavity DIP (D) 100 C W Connection Diagrams LF13508 Dual-In-Line ( Small Outline (SO) Packages Order Number LF13508D See NS Package Number D16C Order Number LF13508M See NS Package Number M16A Order Number LF13508N See NS Package Number N16A AC Test Circuits and Switching Time Waveforms (T T ...
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AC Test Circuit and Switching Time Waveforms Transition Times and Transients (Continued) FIGURE 2 Enable Times FIGURE 3 Break-Before-Make TL H 5668– 5668– 5668– 5668 – 5668 ...
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Typical Performance Characteristics ‘‘ON’’ Resistance Switch Leakage Currents Switching Times (Figures 1 and 3) Bias Currents ‘‘ON’’ Resistance ‘‘ON’’ Resistance Switch Leakage Switch Leakage Currents Currents Enable Delay Times ‘‘OFF’’ Isolation and (Figure 2) Crosstalk Supply Currents Switch Capacitances 5 ...
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Application Hints The LF11508 series is an 8-channel analog multiplexer which allows the connection of a single load differ- ent analog inputs These multiplexers incorporate JFETs in a switch configuration which insures a constant ‘‘ON’’ resist- ...
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Typical Applications A SIMPLIFIED SYSTEM DISCUSSION Analog multiplexers (MUX) are usually used for multi-chan- nel Data Acquisition Units (DAU) Figure 5 shows a system in which 8 different analog inputs are sampled and convert- ed into digital words for further ...
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Typical Applications (Continued) B SPEED CONSIDERATIONS In the system of Figure 5 with the S H omitted if n-bit accu- racy is desired the change of the analog input voltage should be less than 1 2 LSB over the A ...
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Typical Applications (Continued) FIGURE 7a Sequentially Multiplexed DAU with Sample and Hold FIGURE 7b Timing Diagram 9 EOC End of Conversion SC Start Conversion TL H 5668 – 14 ...
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Typical Applications (Continued) D DOUBLING THE SYSTEM CHANNEL CAPABILITY This is done in two different ways First we can use second level multiplexing with speed benefits as shown in Figure 9 A fast 2-channel multiplexer made by the dual analog ...
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Typical Applications (Continued) FIGURE 9a A Fast 16-Channel DAU with Second Level Multiplexing FIGURE 9b Timing Diagram 5668 – 16 ...
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Typical Applications (Continued) FIGURE 10 A 16-Channel Multiplexer with Sequential Multiplexing TL H 5668 – ...
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Schematic Diagrams LF13508 13 ...
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Schematic Diagrams (Continued) LF13509 14 ...
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... Physical Dimensions inches (millimeters) Order Number LF13508D or LF13509D 16-Lead (0 150 Wide) Molded Small Outline Package JEDEC (SO) Order Number LF13508M or LF13509M Dual-In-Line Package (D) NS Package D16C NS Package Number M16A 15 ...
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Physical Dimensions inches (millimeters) (Continued) Order Number LF13508N or LF13509N LIFE SUPPORT POLICY NATIONAL’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 NATIONAL SEMICONDUCTOR ...