| 制造商 | 部件名 | 数据表 | 功能描述 |
 Texas Instruments |
SN74LS193DE4
|
846Kb/22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74LS193DR
|
846Kb/22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74LS193DR
|
1Mb/27P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
|
|
SN74LS193DRE4
|
846Kb/22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74LS193J
|
846Kb/22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74LS193J
|
1Mb/27P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
|
 Motorola, Inc |
SN74LS193N
|
276Kb/9P |
PRESETTABLE BCD/DECADE UP/DOWN COUNTER PRESETTABLE 4-BIT BINARY UP/DOWN COUNTER
|
 ON Semiconductor |
SN74LS193N
|
110Kb/7P |
PRESETTABLE BCD/DECADE UP/DOWN COUNTER PRESETTABLE 4-BIT BINARY UP/DOWN COUNTER
|
 Texas Instruments |
SN74LS193N
|
846Kb/22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74LS193N
|
1Mb/27P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
|
|
SN74LS193N3
|
846Kb/22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74LS193N3
|
1Mb/27P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
|
|
SN74LS193NE4
|
846Kb/22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74LS193NE4
|
1Mb/27P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
|
|
SN74LS193NSR
|
846Kb/22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74LS193NSR
|
1Mb/27P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS
|
|
SN74LS193NSRE4
|
846Kb/22P |
SYNCHRONOUS 4-BIT UP/DOWN COUNTERS (DUAL CLOCK WITH CLEAR)
|
|
SN74LS190
|
512Kb/14P |
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL
|
|
SN74LS190
|
1Mb/16P |
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL
|
|
SN74LS190
|
627Kb/17P |
SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL
REVISED MARCH 1988 |