AM27H256-55LE
UVPROM, 32KX8, 55ns, CMOS, CQCC32Manufacturer: Advanced Micro Devices
Categories: EPROMs
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The Advanced Micro Devices AM27H256 is a 32K x 8 bit UV Erasable Programmable Read-Only Memory (UVPROM) with a maximum access time of 55ns. This CMOS device offers a memory density of 262,144 bits and operates asynchronously. It features 3-state outputs and a common I/O configuration, supporting a parallel interface. The AM27H256 operates over an extended temperature range of -55°C to +125°C with a supply voltage range of 4.5V to 5.5V. Packaged in a 32-lead Ceramic Quad Flat Pack (CQFP), this component is suitable for applications in industrial control, telecommunications, and legacy system upgrades where non-volatile program storage is required. The device supports a programming voltage of 12.75V.
Additional Information
Series: AM27H256RoHS 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 | 55.0000000000000000 |
| 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 | 125.0 |
| Operating_Temperature_Min | -55.0 |
| 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 | 0.035000000000000 |
| Supply_Current_Max | 60.000000000000000 |
| 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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