| 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 |
HCC4029B
|
295Kb / 13P |
BINARY OR BCD DECADE PRESETTABLE UP/DOWN COUNTER
Sep-1988 |
 Texas Instruments |
SN54176
|
350Kb / 8P |
35-MHz PRESETTABLE DECADE AND BINARY COUNTERS/LATCHES
|
|
SN54196
|
779Kb / 17P |
50/30/100-MHz [RESETTABLE DECADE OR BINARY COUNTERS/LATCHES
|
 Fairchild Semiconductor |
DM7490A
|
47Kb / 5P |
Decade and Binary Counters
|
 Texas Instruments |
SN74LS68
|
426Kb / 7P |
DUAL 4 BIT DECADE OR BINARY COUNTERS
|
 National Semiconductor ... |
54LS160A
|
173Kb / 8P |
Synchronous Presettable BCD Decade Counters
|
|
DM74197
|
86Kb / 4P |
PRESETTABLE BINARY COUNTERS
|
|
DM74LS197
|
117Kb / 6P |
Presettable Binary Counters
|
 Micro Electronics |
MMC4029
|
170Kb / 4P |
PRESETTABLE UP / DOWN COUNTER BINARY OR BCD - DECADE
|