DASF0038325.pdf
by Texas Instruments
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SN54390, SN54LS390, SN54393, SN54LS393
SN74390, SN74LS390, SN74393, SN74LS393
DUAL 4-BIT DECADE AND BINARY COUNTERS
SDLS107 OCTOBER 1976 REVISED MARCH 1988
Copyright © 1988, Texas Instrument
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Original
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Unknown
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