| 制造商 | 部件名 | 数据表 | 功能描述 |
 Motorola, Inc |
SN54LS190
|
310Kb / 10P |
PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS
|
 STMicroelectronics |
HCC40102B
|
270Kb / 13P |
8-STAGE PRESETTABLE SYNCHRONOUS DOWN COUNTERS
Jun-1989 |
|
M54HC40102
|
300Kb / 14P |
8 STAGE PRESETTABLE SYNCHRONOUS DOWN COUNTERS
Mar-1993 |
 Texas Instruments |
CD40102B
|
572Kb / 14P |
CMOS 8-STAGE PRESETTABLE SYNCHRONOUS DOWN COUNTERS
|
 Intersil Corporation |
CD40102BMS
|
166Kb / 13P |
CMOS 8-Stage Presettable Synchronous Down Counters
December 1992 |
|
CD54AC161
|
10Kb / 1P |
Synchronous Presettable Binary Counters
June 1997 |
|
CD54AC163
|
10Kb / 1P |
Synchronous Presettable Binary Counters
June 1997 |
|
CD54AC191
|
11Kb / 1P |
Presettable Synchronous 4-Bit Binary Up/Down Counters
June 1997 |
 STMicroelectronics |
M74HC40103
|
662Kb / 16P |
8 STAGE PRESETTABLE SYNCHRONOUS DOWN COUNTER
Sep-2001 |
 Texas Instruments |
CD40102B
|
1Mb / 17P |
CMOS 8-stage Presettable Synchronous Down Counters
|