64K-bit UV EPROM, organized as 8K x 8, offers a 45ns maximum access time. This parallel interface memory component features a 28-pin Ceramic Leadless Chip Carrier (CLLCC) package for surface mounting, with dimensions of 11.7mm x 11.7mm x 2.54mm. Operating from a 4.5V to 5.5V supply, it consumes a maximum of 75mA and supports in-system and external programming. The operating temperature range is 0°C to 70°C.
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Microchip AT27HC641-45LC technical specifications.
| Basic Package Type | Non-Lead-Frame SMT |
| Package Family Name | LLCC |
| Package/Case | CLLCC |
| Package Description | Ceramic Leadless Chip Carrier |
| Lead Shape | No Lead |
| Pin Count | 28 |
| PCB | 28 |
| Package Length (mm) | 11.7(Max) |
| Package Width (mm) | 11.7(Max) |
| Package Height (mm) | 2.54(Max) |
| Package Material | Ceramic |
| Mounting | Surface Mount |
| Density | 64Kbit |
| Maximum Access Time | 45ns |
| Interface Type | Parallel |
| Maximum Operating Current | 75mA |
| Organization | 8Kx8 |
| Reprogramming Technique | UV |
| Typical Operating Supply Voltage | 5V |
| In-System Programmability | In System|External |
| Density in Bits | 65536bit |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Supply Voltage | 4.5V |
| Min Operating Temperature | 0°C |
| Max Operating Temperature | 70°C |
| Cage Code | 60991 |
| EU RoHS | No |
| HTS Code | 8542320061 |
| Schedule B | 8542320060 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2011/65/EU |
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