AT28HC256-70LC
EEPROM, 32KX8, 70ns, Parallel, CMOS, CQCC32Manufacturer: Microchip Technology
Categories: EEPROMs
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Microchip Technology's AT28HC256-70LC is a 262,144-bit (32K x 8) CMOS Electrically Erasable Programmable Read-Only Memory (EEPROM). This parallel interface device offers a fast 70ns read access time, facilitating high-speed data retrieval. Key features include automatic write, data polling, and toggle bit functionality for efficient data management. Its robust design supports 10,000 endurance cycles and a write cycle time of 10ms. The AT28HC256 series is suitable for applications demanding reliable non-volatile data storage across industrial and commercial sectors. This component utilizes a 32-lead Ceramic Quad Flat Pack (CQFP) package, ensuring durability in demanding environments. Operating within a temperature range of 0°C to 70°C, it requires a supply voltage of 4.5V to 5.5V.
Additional Information
Series: AT28HC256RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 13.9700 |
| Width | 11.4300 |
| Technology | CMOS |
| Access_Time_Max | 70.0000000000000000 |
| Additional_Feature | AUTOMATIC WRITE |
| Command_User_Interface | No |
| Data_Polling | Yes |
| Endurance | 10000.000000000000000 |
| JESD_30_Code | R-CQCC-N32 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | EEPROM |
| Memory_Organization | 32KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 32 |
| 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 | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | QCCN |
| Package_Equivalence_Code | LCC32,.45X.55 |
| Package_Shape | Rectangular |
| Package_Style | CHIP CARRIER |
| Page_Size | 64 |
| Parallel_Serial | Parallel |
| Programming_Voltage | 5 |
| Seated_Height_Max | 2.5400 |
| Standby_Current_Max | 0.050000000000000 |
| Supply_Current_Max | 80.000000000000000 |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | Yes |
| Terminal_Form | NO LEAD |
| Terminal_Pitch | 1.270 |
| Terminal_Position | QUAD |
| Toggle_Bit | Yes |
| Write_Cycle_Time_Max_tWC | 10.0000000000000000 |
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