AM21L49-70LCB
Standard SRAM, 1KX4, 70ns, NMOS, CQCC18Manufacturer: Advanced Micro Devices
Categories: SRAMs
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Advanced Micro Devices AM21L49 series SRAM, part number AM21L49-70LCB, is a 4Kb standard asynchronous NMOS static RAM. This component offers a memory organization of 1K words by 4 bits, providing a total memory density of 4096 bits. It features a maximum access time of 70ns and operates with a common I/O type. The device is housed in an 18-terminal Ceramic Quad Flat Pack (CQFP) package, specifically a CQCC18 (JESD-30 Code R-CQCC-N18) with a rectangular shape and a terminal pitch of 1.27mm.
Key electrical specifications include a nominal supply voltage of 5V, with a range from 4.5V to 5.5V, and a maximum supply current of 125mA. The output characteristics are 3-state, with no dedicated output enable pin. This component is designed for surface mounting. The AM21L49-70LCB finds application in various industrial and commercial systems requiring reliable memory solutions, including telecommunications, computing, and test and measurement equipment.
Additional Information
Series: AM21L49RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Width | 7.4295 |
| Technology | NMOS |
| Access_Time_Max | 70.0000000000000000 |
| I_O_Type | COMMON |
| JESD_30_Code | R-CQCC-N18 |
| Memory_Density | 4096.0000000000000000 |
| Memory_IC_Type | STANDARD SRAM |
| Memory_Organization | 1KX4 |
| Memory_Width | 4 |
| Number_of_Functions | 1 |
| Number_of_Ports | 1 |
| Number_of_Terminals | 18 |
| Number_of_Words | 1024.0000000000000000 |
| Number_of_Words_Code | 1k |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 70.0 |
| Operating_Temperature_Min | 0.0 |
| Output_Characteristics | 3-State |
| Output_Enable | No |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | QCCN |
| Package_Equivalence_Code | LCC18,.3X.35 |
| Package_Shape | Rectangular |
| Package_Style | CHIP CARRIER |
| Parallel_Serial | Parallel |
| Seated_Height_Max | 2.5400 |
| Supply_Current_Max | 125.000000000000000 |
| 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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