| No. | Partie # | Fabricant | Description | Fiche Technique |
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National Semiconductor |
(MM5555 / MM5556) Chromatic Frequency Generators |
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National Semiconductor |
4-Bit CMOS Micro Controller include single supply operation, a variety of output configuration options, with an instruction set, internal architecture and I/O scheme designed to facilitate keyboard input, display output and BCD data manipulation. The MM57408 and COP244 are 28 p |
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National Semiconductor |
BCD-to-Decimal Decoder Y Y Y Y Typical propagation delay 15 ns Wide supply range 2V – 6V Low quiescent current 80 mA (74HC) Fanout of 10 LS-TTL loads Connection Diagram Dual-in-line Package Truth Table No Inputs D C B A 0 L L L L L L L L L H L L L H H H H H INVALID H H |
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National Semiconductor |
8-Input NAND Gate |
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National Semiconductor |
4-Bit Binary Counter Y Wide supply voltage range Y Guaranteed noise margin |
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National Semiconductor |
Quad Analog Switch Y Y Y Y Y Y Typical switch enable time 15 ns Wide analog input voltage range 0 – 12V Low ‘‘on’’ resistance 50X typ Low quiescent current 80 mA maximum (74HC) Matched switch characteristics Individual switch controls Connection Diagram Dual-In-Line |
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National Semiconductor |
(MM54HCT190 / MM54HCT191) Synchronous Binary Up/Down Counters Y Y Y Y Level changes on Enable or Down Up can be made regardless of the level of the clock Low quiescent supply current 80 mA maximum (74HCT Series) Low input current 1 mA maximum TTL compatible inputs Connection Diagram Dual-In-Line Package Tru |
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National Semiconductor |
8-Bit Magnitude Comparator Y TTL input compatible Y Typical propagation delay 20 ns Y Low quiescent current 80 mA maximum (74HCT Series) Y Large output current 4 mA Y Same as HCT521 Logic Diagrams C1995 National Semiconductor Corporation TL F 5371 TL F 5371 – 2 RRD-B30M105 |
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National Semiconductor |
90-Key Keyboard Encoder |
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National Semiconductor |
12-Bit Successive Approximation Register Y Wide supply voltage range 3 0V to15V Y Guaranteed noise margin 1 0V Y High noise immunity Y Low power TTL 0 45VCC typ fan out of 2 compatibility driving 74L Y Provision for register extension or truncation Y Operates in START STOP or cont |
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National Semiconductor |
BCD-to-7 Segment Decoder Y Wide supply voltage range 3 0V to 15V Y Guaranteed noise margin 1 0V Y High noise immunity Y Low power 0 45 VCC (typ ) fan out of 2 TTL compatibility driving 74L Y High current sourcing output (up to 50 mA) Y Ripple blanking for leading o |
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National Semiconductor |
Super Number Cruncher www.DataSHeet4U.com www.DataSheet4U.com ww.DataSheet4U.com www.DataSheet4U.com www.DataSheet4U www.DataSheet4U.com 4U.com DataSheet 4 U .com www.DataSHeet4U.com www.DataSheet4U.com ww.DataSheet4U.com www.DataSheet4U.com www.DataSheet4U www.D |
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National Semiconductor |
True-Inverting Octal TRI-STATE Transceiver Y TTL input compatible Y Octal TRI-STATE outputs for mP bus applications 6 mA typical Y High speed 16 ns typical propagation delay Y Low power 80 mA maximum (74HCT) Connection Diagram Dual-In-Line Packages TL F 5370 – 1 Top View Order Number MM54H |
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National Semiconductor |
four-channel commutator • High Analog Voltage Handling • High Commutating Rate • Low Leakage Current (TA = 25° C) (TA = 85°C) ±10V 500 kHz 200pA 50nA • All Channel Blanking input provided • Reset capability provided • Low ON Resistance 200n In addition, the MM454/MM55 |
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National Semiconductor |
Dual 100-Bit Shift Register |
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National Semiconductor |
Phase Comparator |
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National Semiconductor |
Synchronous Binary Up/Down Counters Y Y Y Y Level changes on Enable or Down Up can be made regardless of the level of the clock input Wide power supply range 2 – 6V Low quiescent supply current 80 mA maximum (74HC Series) Low input current 1 mA maximum Connection Diagram Dual-In-Lin |
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National Semiconductor |
4-Bit Bidirectional Universal Shift Register a system designer may want in a shift register It features parallel inputs parallel outputs right shift and left shift serial inputs operating mode control inputs and a direct overriding clear line The register has four distinct modes of operation PA |
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National Semiconductor |
Octal D-Type Latch |
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National Semiconductor |
High Voltage Display Driver Y Y Y Y Y Y Y Y Y Applications Y Y Y Y Y Y COPSTM or microprocessor-driven displays Instrumentation readouts Industrial control indicator Digital clock thermostat counter voltmeter Word processor text displays Automotive dashboards Direct interfac |
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