| 制造商 | 部件名 | 数据表 | 功能描述 |
 NXP Semiconductors |
74HC190
|
101Kb / 13P |
Presettable synchronous BCD decade up/down counter
December 1990 |
|
74HC192
|
90Kb / 13P |
Presettable synchronous BCD decade up/down counter
December 1990 |
|
74HC40103
|
136Kb / 17P |
8-bit synchronous binary down counter
1998 Jul 08 |
|
74HC4510
|
102Kb / 12P |
BCD up/down counter
December 1990 |
|
HEF4522B
|
107Kb / 10P |
Programmable 4-bit BCD down counter
January 1995 |
 Toshiba Semiconductor |
TC74HC40102AP
|
430Kb / 11P |
DUAL BCD/8-BIT BINARY PROGRAMMABLE DOWN COUNTER
|
 Integrated Circuit Syst... |
74HCT40103
|
136Kb / 17P |
8-bit synchronous binary down counter
|
 NXP Semiconductors |
74HC40103DB
|
144Kb / 25P |
8-bit synchronous binary down counter
Rev. 03-12 November 2004 |
 Toshiba Semiconductor |
TC40H192P
|
347Kb / 7P |
SYNCHRONOUS BCD UP/DOWN COUNTER
|
 Nexperia B.V. All right... |
74HC40103
|
836Kb / 23P |
8-bit synchronous binary down counter
Rev. 5 - 21 April 2016 |