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74xx_IEEE.dcm 1.02 KB
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Christian Schlüter 提交于 2020-05-08 17:15 . Enhance descriptions
EESchema-DOCLIB Version 2.0
#
$CMP 74LS139
D Dual Decoder 1 of 4, Active low outputs
K TTL DECOD4
F http://www.ti.com/lit/ds/symlink/sn74ls139a.pdf
$ENDCMP
#
$CMP 74LS192
D Synchronous 4-bit Up/Down (2 clk) counter
K TTL CNT CNT4
F http://www.ti.com/lit/ds/symlink/sn74ls193.pdf
$ENDCMP
#
$CMP 74LS193
D Synchronous 4-bit Up/Down (2 clk) counter
K TTL CNT CNT4
F http://www.ti.com/lit/ds/symlink/sn74ls193.pdf
$ENDCMP
#
$CMP 74LS240
D Octal Buffer and Line Driver With 3-State Output, active-low enables, inverting outputs
K 7400 logic ttl low power schottky
F http://www.ti.com/lit/ds/symlink/sn74ls240.pdf
$ENDCMP
#
$CMP 74LS241
D Octal Buffer and Line Driver With 3-State Output, complementary enables, non-inverting outputs
K 7400 logic ttl low power schottky
F http://www.ti.com/lit/ds/symlink/sn74ls241.pdf
$ENDCMP
#
$CMP 74LS244
D Octal Buffer and Line Driver With 3-State Output, active-low enables, non-inverting outputs
K 7400 logic ttl low power schottky
F http://www.ti.com/lit/ds/symlink/sn74ls244.pdf
$ENDCMP
#
#End Doc Library
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