27HC256-70/K
32KX8, 70ns, CMOS, CQCC32Manufacturer: Microchip Technology
Categories: EPROMs
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Microchip Technology's 27HC256-70-K is a 32K x 8, 262,144-bit CMOS EPROM. This device features a maximum access time of 70ns and operates asynchronously. The memory organization is 32K words by 8 bits, utilizing common I/O. Packaged in a 32-lead Ceramic Quad Flat Chip Carrier (CQCC32), this component is designed for surface mounting. Key operating parameters include a supply voltage range of 4.5V to 5.5V, with a nominal 5V, and a programming voltage of 13V. Standby current is specified at a maximum of 35µA, with a maximum operating current of 92mA. The 27HC256 series finds application in embedded systems, industrial automation, and legacy system upgrades requiring non-volatile program storage.
Additional Information
Series: 27HC256RoHS 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 |
| I_O_Type | COMMON |
| JESD_30_Code | R-CQCC-N32 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | EPROM |
| 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 |
| Parallel_Serial | Parallel |
| Programming_Voltage | 13 |
| Seated_Height_Max | 3.0480 |
| Standby_Current_Max | 0.035000000000000 |
| Supply_Current_Max | 92.000000000000000 |
| 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 |
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