SN74LS290N ON Semiconductor, SN74LS290N Datasheet
SN74LS290N
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SN74LS290N Summary of contents
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DECADE COUNTER; 4-BIT BINARY COUNTER The SN54 / 74LS290 and SN54 / 74LS293 are high-speed 4-bit ripple type counters partitioned into two sections. Each counter has a divide-by-two sec- tion and either a divide-by-five (LS290) or divide-by-eight (LS293) section which ...
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SN54/74LS290 LOGIC SYMBOL LS290 PIN 14 GND = PIN ...
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SN54/74LS290 FUNCTIONAL DESCRIPTION The LS290 and LS293 are 4-bit ripple type Decade, and 4-Bit Binary counters respectively. Each device consists of four master / slave flip-flops which are internally connected to provide a divide-by-two section and a divide-by-five (LS290) or ...
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SN54/74LS290 SN54/74LS293 GUARANTEED OPERATING RANGES Symbol Parameter V CC Supply Voltage T A Operating Ambient Temperature Range I OH Output Current — High I OL Output Current — Low DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE Symbol Parameter ...
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SN54/74LS290 AC CHARACTERISTICS ( 5 pF) S Symbol Parameter f MAX CP 0 Input Clock Frequency f MAX CP 1 Input ...