| 型号 | 厂家 | 描述 | 大小 | 页数 | 厂家标志 |
|---|---|---|---|---|---|
| HEF4511BT653 | KB | ||||
| HEF4081BP,652 | KB | ||||
| HEF4086BDB | KB | ||||
| HEF4093BT.653 | KB | ||||
| HEF4520BT，653 | KB | ||||
| HEF4794BP112 | KB | ||||
| HEF4720BP | PHILIPS SEMICONDUCTORS | 256-bit, 1-bit per word random access memories | 180 KB | 16 |  |
| HEF4538BP,652 | PHILIPS SEMICONDUCTORS | 256-bit, 1-bit per word random access memories | 180 KB | 16 | |
| HEF4522BP | PHILIPS SEMICONDUCTORS | Programmable 4-bit BCD down counter | 107 KB | 10 | |
| HEF40373BT652 | PHILIPS SEMICONDUCTORS | Programmable 4-bit BCD down counter | 107 KB | 10 | |
| HEF4069UBT,653 | PHILIPS SEMICONDUCTORS | Programmable 4-bit BCD down counter | 107 KB | 10 | |
| HEF40708T | PHILIPS SEMICONDUCTORS | Programmable 4-bit BCD down counter | 107 KB | 10 | |
| HEF4070BP,652 | PHILIPS SEMICONDUCTORS | Programmable 4-bit BCD down counter | 107 KB | 10 | |
| HEF4017BT,653 | PHILIPS SEMICONDUCTORS | Programmable 4-bit BCD down counter | 107 KB | 10 | |
| HEF4017BT.653 | PHILIPS SEMICONDUCTORS | Programmable 4-bit BCD down counter | 107 KB | 10 | |
| HEF4002BP652 | PHILIPS SEMICONDUCTORS | Programmable 4-bit BCD down counter | 107 KB | 10 | |
