型号：SN74LS491NS
厂商：MMI
批号：2011
封装：
SN74LS498JS
PARALLEL IN PARALLEL OUT SHIFT REGISTER, CDIP24
SN74LS49J
TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED
SN74LS49J-00
LS SERIES, SEVEN SEGMENT DECODER/DRIVER, TRUE OUTPUT, CDIP14
SN74LS49JS
LS SERIES, SEVEN SEGMENT DECODER/DRIVER, TRUE OUTPUT, CDIP14
SN74LS51J
LS SERIES, DUAL 6-INPUT AND-OR-INVERT GATE, CDIP14
SN74LS51JDS
LS SERIES, DUAL 6-INPUT AND-OR-INVERT GATE, CDIP14
SN74LS51NE4
LS SERIES, DUAL 4-INPUT AND-OR-INVERT GATE, PDIP14
SN74LS51NSRE4
LS SERIES, DUAL 4-INPUT AND-OR-INVERT GATE, PDSO14
SN74LS540DWR2
LS SERIES, 8-BIT DRIVER, INVERTED OUTPUT, PDSO20
SN74LS540JD
LS SERIES, 8-BIT DRIVER, INVERTED OUTPUT, CDIP20
010-62104931
0755-83259964