EESchema-LIBRARY Version 2.3
#encoding utf-8
#
# 74LS257
#
DEF 74LS257 U 0 10 Y Y 1 F N
F0 "U" 50 150 50 H V C CNN
F1 "74LS257" 50 -150 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
X GND 8 -350 -600 0 U 50 50 0 0 W N
X VCC 16 -350 600 0 U 50 50 0 0 W N
S -450 600 450 -600 0 1 0 N
X S 1 -750 -450 300 R 50 50 1 1 I
X I0a 2 -750 550 300 R 50 50 1 1 I
X I1a 3 -750 450 300 R 50 50 1 1 I
X Za 4 750 500 300 L 50 50 1 1 T
X I0b 5 -750 300 300 R 50 50 1 1 I
X I1b 6 -750 200 300 R 50 50 1 1 I
X Zb 7 750 250 300 L 50 50 1 1 T
X Zd 9 750 -250 300 L 50 50 1 1 T
X I1d 10 -750 -300 300 R 50 50 1 1 I
X I0d 11 -750 -200 300 R 50 50 1 1 I
X Zc 12 750 0 300 L 50 50 1 1 T
X I1c 13 -750 -50 300 R 50 50 1 1 I
X I0c 14 -750 50 300 R 50 50 1 1 I
X OE 15 -750 -550 300 R 50 50 1 1 I I
ENDDRAW
ENDDEF
#
# Conn_01x04
#
DEF Conn_01x04 J 0 40 Y N 1 F N
F0 "J" 0 200 50 H V C CNN
F1 "Conn_01x04" 0 -300 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
 Connector*:*_??x*mm*
 Connector*:*1x??x*mm*
 Pin?Header?Straight?1X*
 Pin?Header?Angled?1X*
 Socket?Strip?Straight?1X*
 Socket?Strip?Angled?1X*
$ENDFPLIST
DRAW
S -50 -195 0 -205 1 1 6 N
S -50 -95 0 -105 1 1 6 N
S -50 5 0 -5 1 1 6 N
S -50 105 0 95 1 1 6 N
S -50 150 50 -250 1 1 10 f
X Pin_1 1 -200 100 150 R 50 50 1 1 P
X Pin_2 2 -200 0 150 R 50 50 1 1 P
X Pin_3 3 -200 -100 150 R 50 50 1 1 P
X Pin_4 4 -200 -200 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# Conn_01x12
#
DEF Conn_01x12 J 0 40 Y N 1 F N
F0 "J" 0 600 50 H V C CNN
F1 "Conn_01x12" 0 -700 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
$FPLIST
 Connector*:*_??x*mm*
 Connector*:*1x??x*mm*
 Pin?Header?Straight?1X*
 Pin?Header?Angled?1X*
 Socket?Strip?Straight?1X*
 Socket?Strip?Angled?1X*
$ENDFPLIST
DRAW
S -50 -595 0 -605 1 1 6 N
S -50 -495 0 -505 1 1 6 N
S -50 -395 0 -405 1 1 6 N
S -50 -295 0 -305 1 1 6 N
S -50 -195 0 -205 1 1 6 N
S -50 -95 0 -105 1 1 6 N
S -50 5 0 -5 1 1 6 N
S -50 105 0 95 1 1 6 N
S -50 205 0 195 1 1 6 N
S -50 305 0 295 1 1 6 N
S -50 405 0 395 1 1 6 N
S -50 505 0 495 1 1 6 N
S -50 550 50 -650 1 1 10 f
X Pin_1 1 -200 500 150 R 50 50 1 1 P
X Pin_2 2 -200 400 150 R 50 50 1 1 P
X Pin_3 3 -200 300 150 R 50 50 1 1 P
X Pin_4 4 -200 200 150 R 50 50 1 1 P
X Pin_5 5 -200 100 150 R 50 50 1 1 P
X Pin_6 6 -200 0 150 R 50 50 1 1 P
X Pin_7 7 -200 -100 150 R 50 50 1 1 P
X Pin_8 8 -200 -200 150 R 50 50 1 1 P
X Pin_9 9 -200 -300 150 R 50 50 1 1 P
X Pin_10 10 -200 -400 150 R 50 50 1 1 P
X Pin_11 11 -200 -500 150 R 50 50 1 1 P
X Pin_12 12 -200 -600 150 R 50 50 1 1 P
ENDDRAW
ENDDEF
#
# GND
#
DEF GND #PWR 0 0 Y Y 1 F P
F0 "#PWR" 0 -250 50 H I C CNN
F1 "GND" 0 -150 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
P 6 0 1 0 0 0 0 -50 50 -50 0 -100 -50 -50 0 -50 N
X GND 1 0 0 0 D 50 50 1 1 W N
ENDDRAW
ENDDEF
#
# PWR_FLAG
#
DEF PWR_FLAG #FLG 0 0 N N 1 F P
F0 "#FLG" 0 75 50 H I C CNN
F1 "PWR_FLAG" 0 150 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
X pwr 1 0 0 0 U 50 50 0 0 w
P 6 0 1 0 0 0 0 50 -40 75 0 100 40 75 0 50 N
ENDDRAW
ENDDEF
#
# VCC
#
DEF VCC #PWR 0 0 Y Y 1 F P
F0 "#PWR" 0 -150 50 H I C CNN
F1 "VCC" 0 150 50 H V C CNN
F2 "" 0 0 50 H I C CNN
F3 "" 0 0 50 H I C CNN
DRAW
C 0 75 25 0 1 0 N
P 2 0 1 0 0 0 0 50 N
X VCC 1 0 0 0 U 50 50 1 1 W N
ENDDRAW
ENDDEF
#
#End Library