AT28C256E-25SC
EEPROM, 32KX8, 250ns, Parallel, CMOS, PDSO28Manufacturer: Microchip Technology
Categories: EEPROMs
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Microchip Technology presents the AT28C256E-25SC, a 262,144-bit (32K x 8) CMOS Electrically Erasable Programmable Read-Only Memory. This parallel interface device offers a maximum access time of 250ns and operates asynchronously. Key features include automatic write, data polling, and a toggle bit for status indication. The memory organization is 32,768 words by 8 bits, with a page size of 64 bytes for efficient writing. Designed for a 5V supply, it operates within a temperature range of 0°C to 70°C. The AT28C256E-25SC utilizes a 28-lead Small Outline Package (SOP) with a terminal pitch of 1.27mm, suitable for surface-mount applications. Its endurance rating is 100,000 write cycles. This component finds application in industrial control systems, consumer electronics, and automotive electronics requiring reliable non-volatile data storage.
Additional Information
Series: AT28C256RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 17.9000 |
| Width | 7.5000 |
| Technology | CMOS |
| Access_Time_Max | 250.0000000000000000 |
| Additional_Feature | AUTOMATIC WRITE |
| Command_User_Interface | No |
| Data_Polling | Yes |
| Endurance | 100000.000000000000000 |
| JESD_30_Code | R-PDSO-G28 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | EEPROM |
| Memory_Organization | 32KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 28 |
| Number_of_Words | 32768.0000000000000000 |
| Number_of_Words_Code | 32k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 70.0 |
| Operating_Temperature_Min | 0.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | SOP |
| Package_Equivalence_Code | SOP28,.4 |
| Package_Shape | Rectangular |
| Package_Style | SMALL OUTLINE |
| Page_Size | 64 |
| Parallel_Serial | Parallel |
| Programming_Voltage | 5 |
| Seated_Height_Max | 2.6500 |
| Standby_Current_Max | 0.000200000000000 |
| Supply_Current_Max | 50.000000000000000 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | Yes |
| Terminal_Form | Gull Wing |
| Terminal_Pitch | 1.270 |
| Terminal_Position | Dual |
| Toggle_Bit | Yes |
| Write_Cycle_Time_Max_tWC | 10.0000000000000000 |
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