
256K-bit Parallel EEPROM, organized as 32K x 8, offers 250 ns maximum access time. This integrated circuit features a 5V typical operating supply voltage, with a range of 4.5V to 5.5V, and a maximum operating current of 50 mA. The component is housed in a 28-pin Ceramic Dual In Line Package (CDIP) for through-hole mounting, with a package length of 37.9mm max and a pin pitch of 2.79mm max. It provides 10 years of data retention and includes hardware data protection, operating across a temperature range of -55°C to 125°C.
Microchip AT28C256-25DM/883 SL815 technical specifications.
| Basic Package Type | Through Hole |
| Package Family Name | DIP |
| Package/Case | CDIP |
| Package Description | Ceramic Dual In Line Package |
| Lead Shape | Through Hole |
| Pin Count | 28 |
| PCB | 28 |
| Package Length (mm) | 37.9(Max) |
| Package Width (mm) | 15.5(Max) |
| Package Height (mm) | 4.2(Max) |
| Seated Plane Height (mm) | 5.72(Max) |
| Pin Pitch (mm) | 2.79(Max) |
| Package Material | Ceramic |
| Mounting | Through Hole |
| Jedec | MO-103AB |
| Density | 256Kbit |
| Interface Type | Parallel |
| Maximum Access Time | 250ns |
| Organization | 32Kx8 |
| Maximum Operating Current | 50mA |
| Typical Operating Supply Voltage | 5V |
| Density in Bits | 262144bit |
| Data Retention | 10Year |
| Hardware Data Protection | Yes |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Supply Voltage | 4.5V |
| Min Operating Temperature | -55°C |
| Max Operating Temperature | 125°C |
| Programming Voltage | 4.5 to 5.5V |
| Cage Code | 60991 |
| EU RoHS | No |
| HTS Code | 8542320051 |
| Schedule B | 8542320050 |
| ECCN | 3A001.a.2.c |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
Download the complete datasheet for Microchip AT28C256-25DM/883 SL815 to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.