27HC191-55I/K
UVPROM, 2KX8, 55ns, CMOS, CQCC28Manufacturer: Microchip Technology
Categories: EPROMs
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Microchip Technology's 27HC191 series UVPROM, part number 27HC191-55I-K, is a 2 kilobyte by 8-bit (2Kx8) non-volatile memory device. This CMOS component features a maximum access time of 55 nanoseconds, enabling efficient data retrieval. The 27HC191-55I-K is housed in a 28-lead Ceramic Quad Flat Pack (CQFP) package with a window for UV erasure. Its operating temperature range is from -40°C to +85°C, making it suitable for demanding industrial environments. This device finds application in various sectors, including industrial control systems, telecommunications infrastructure, and legacy system upgrades where reliable, reprogrammable storage is required. The 27HC191 series is known for its robust construction and performance characteristics.
Additional Information
Series: 27HC191RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Width | 11.4300 |
| Technology | CMOS |
| Length | 11.4300 |
| Access_Time_Max | 55.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | S-CQCC-N28 |
| Memory_Density | 16384.0000000000000000 |
| Memory_IC_Type | UVPROM |
| Memory_Organization | 2KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 28 |
| Number_of_Words | 2048.0000000000000000 |
| Number_of_Words_Code | 2k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 85.0 |
| Operating_Temperature_Min | -40.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | WQCCN |
| Package_Equivalence_Code | LCC28,.45SQ |
| Package_Shape | Square |
| Package_Style | CHIP CARRIER, WINDOW |
| Parallel_Serial | Parallel |
| Programming_Voltage | 12.75 |
| Seated_Height_Max | 3.3020 |
| Standby_Current_Max | 0.040000000000000 |
| Supply_Current_Max | 86.000000000000000 |
| 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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