28C256-20I/P
EEPROM, 32KX8, 200ns, Parallel, CMOS, PDIP28Manufacturer: Microchip Technology
Categories: EEPROMs
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Microchip Technology's 28C256-20I-P is a 32K x 8 parallel CMOS EEPROM offering 262,144 bits of non-volatile memory. This device features a 200ns maximum access time and operates asynchronously with a 5V nominal supply voltage (4.5V to 5.5V range). The 28C256 series provides automatic write capabilities and supports data polling for efficient write verification. With an endurance rating of 10,000 write cycles and a page size of 64 bytes, it is suitable for applications requiring reliable data storage. The PDIP28 package with through-hole terminals ensures straightforward board integration. This component finds use in industrial control, automotive systems, and consumer electronics.
Additional Information
Series: 28C256RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 36.3220 |
| Width | 15.2400 |
| Technology | CMOS |
| Access_Time_Max | 200.0000000000000000 |
| Additional_Feature | AUTOMATIC WRITE |
| Command_User_Interface | No |
| Data_Polling | Yes |
| Endurance | 10000.000000000000000 |
| JESD_30_Code | R-PDIP-T28 |
| 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 | 85.0 |
| Operating_Temperature_Min | -40.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP28,.6 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Page_Size | 64 |
| Parallel_Serial | Parallel |
| Programming_Voltage | 5 |
| Seated_Height_Max | 5.0800 |
| Standby_Current_Max | 0.000150000000000 |
| Supply_Current_Max | 70.000000000000000 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |
| Toggle_Bit | Yes |
| Write_Cycle_Time_Max_tWC | 2.0000000000000000 |
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