unified_retro_keyboard/hardware/common/unikbd.dcm

28 lines
632 B
Plaintext
Raw Normal View History

EESchema-DOCLIB Version 2.0
#
$CMP 74HC240
D 8-bit Buffer/Line Driver 3-state Inverting
K TTL BUFFER 3State inv
F https://assets.nexperia.com/documents/data-sheet/74HC_HCT240.pdf
$ENDCMP
#
$CMP 74HCT240
D 8-bit buffer; 3-state; inverting
K octal buffer line driver inverting
F https://assets.nexperia.com/documents/data-sheet/74HC_HCT240.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
#
#End Doc Library