AM27C256-255EI
OTP ROM, 32KX8, 250ns, CMOS, PDSO32Manufacturer: Advanced Micro Devices
Categories: OTP ROMs
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The Advanced Micro Devices AM27C256-255EI is a 32K x 8 bit (256K bit) CMOS One-Time Programmable (OTP) Read-Only Memory (ROM). Featuring a maximum access time of 250ns, this component operates asynchronously with a 5V supply voltage (4.75V to 5.25V). The memory organization is 32,768 words by 8 bits. The AM27C256 series device is available in a 32-lead Thin Small Outline Package (TSOP1), with a terminal pitch of 0.500mm. Its operation spans a temperature range of -40°C to +85°C, making it suitable for industrial applications. This device finds use in various embedded systems, data storage, and firmware applications across industries including consumer electronics and industrial automation. The component exhibits 3-state outputs and a standby current of 100µA.
Additional Information
Series: AM27C256RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Width | 8.0000 |
| Technology | CMOS |
| Length | 18.4000 |
| Access_Time_Max | 250.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | R-PDSO-G32 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | OTP ROM |
| 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 | 85.0 |
| Operating_Temperature_Min | -40.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | TSOP1 |
| Package_Equivalence_Code | TSSOP32,.8,20 |
| Package_Shape | Rectangular |
| Package_Style | SMALL OUTLINE, THIN PROFILE |
| Parallel_Serial | Parallel |
| Programming_Voltage | 12.75 |
| Seated_Height_Max | 1.2000 |
| Standby_Current_Max | 0.000100000000000 |
| Supply_Current_Max | 25.000000000000000 |
| Supply_Voltage_Max | 5.25000 |
| Supply_Voltage_Min | 4.75000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | Yes |
| Terminal_Form | Gull Wing |
| Terminal_Pitch | 0.500 |
| Terminal_Position | Dual |
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