AM27C256-255LCB
UVPROM, 32KX8, 250ns, CMOS, CQCC32Manufacturer: Advanced Micro Devices
Categories: EPROMs
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Advanced Micro Devices AM27C256 series UVPROM, part number AM27C256-255LCB, offers a 32K x 8 memory organization with a density of 262,144 bits. This CMOS device features a maximum access time of 250ns and operates asynchronously. The component is housed in a 32-terminal ceramic leadless chip carrier (CQCC32) package with a rectangular shape and a window for UV erasure. It supports a supply voltage range of 4.75V to 5.25V. Applications for this type of memory component can be found in industrial controls and legacy system designs requiring non-volatile program storage. The output characteristics are 3-state.
Additional Information
Series: AM27C256RoHS 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 | 250.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | R-CQCC-N32 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | UVPROM |
| 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 | WQCCN |
| Package_Equivalence_Code | LCC32,.45X.55 |
| Package_Shape | Rectangular |
| Package_Style | CHIP CARRIER, WINDOW |
| Parallel_Serial | Parallel |
| Programming_Voltage | 12.75 |
| Seated_Height_Max | 3.5560 |
| Standby_Current_Max | 0.000100000000000 |
| Supply_Current_Max | 30.000000000000000 |
| Supply_Voltage_Max | 5.25000 |
| Supply_Voltage_Min | 4.75000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | Yes |
| Terminal_Form | NO LEAD |
| Terminal_Pitch | 1.270 |
| Terminal_Position | QUAD |
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