| 制造商 | 部件名 | 数据表 | 功能描述 |
 National Semiconductor ... |
DM54193
|
121Kb / 5P |
Synchronous Up/Down 4-Bit Binary Counter with Dual Clock
|
 NXP Semiconductors |
74HC4520
|
55Kb / 7P |
Dual 4-bit synchronous binary counter
December 1990 |
 Fairchild Semiconductor |
DM74LS193
|
74Kb / 7P |
Synchronous 4-Bit Binary Counter with Dual Clock
|
 NXP Semiconductors |
74HC4520D
|
59Kb / 7P |
Dual 4-bit synchronous binary counter
December 1990 |
|
74HC4520N
|
52Kb / 7P |
Dual 4-bit synchronous binary counter
December 1990 |
|
74HC4520DB
|
59Kb / 7P |
Dual 4-bit synchronous binary counter
December 1990 |
|
74HC4520PW
|
59Kb / 7P |
Dual 4-bit synchronous binary counter
December 1990 |
 Nexperia B.V. All right... |
74HC4520-Q100
|
226Kb / 13P |
Dual 4-bit synchronous binary counter
|
|
74HCT4520-Q100
|
256Kb / 15P |
Dual 4-bit synchronous binary counter
Rev. 3 - 9 October 2020 |
|
74HCT4520
|
253Kb / 14P |
Dual 4-bit synchronous binary counter
Rev. 6 - 9 October 2020 |