DS22B57S
Standard SRAM, 32KX8, 150ns, CMOS, PDSO28Manufacturer: Analog Devices Inc.
Categories: SRAMs
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The Analog Devices Inc. DS22B57S is a standard asynchronous SRAM featuring a memory density of 262144 bits, organized as 32K words by 8 bits. This CMOS component offers a maximum access time of 150 ns and operates with a supply voltage range of 3.0V to 3.6V, with operation also possible at 4.5V to 5.5V. The DS22B57S is housed in a 28-lead PDSO package (R-PDSO-G28) with a terminal pitch of 1.27mm. Key specifications include a maximum supply current of 60mA and a standby current of 1mA, with a standby voltage as low as 2.0V. This device is suitable for applications requiring high-speed data storage and retrieval, commonly found in industrial controls and consumer electronics.
Additional Information
Series: DS22B57RoHS Status: Manufacturer Lead Time: Product Status: ActivePackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 17.9000 |
| Width | 7.5000 |
| Technology | CMOS |
| Access_Time_Max | 150.0000000000000000 |
| Additional_Feature | OPERATION OF 4.5 VOLTS TO 5.5 VOLTS ALSO POSSIBLE |
| I_O_Type | COMMON |
| JESD_30_Code | R-PDSO-G28 |
| Memory_Density | 262144.0000000000000000 |
| Memory_IC_Type | STANDARD SRAM |
| Memory_Organization | 32KX8 |
| Memory_Width | 8 |
| Number_of_Functions | 1 |
| Number_of_Terminals | 28 |
| 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 | SOP |
| Package_Equivalence_Code | SOP28,.5 |
| Package_Shape | Rectangular |
| Package_Style | SMALL OUTLINE |
| Parallel_Serial | Parallel |
| Seated_Height_Max | 2.6500 |
| Standby_Current_Max | 0.001000000000000 |
| Standby_Voltage_Min | 2.000000 |
| Supply_Current_Max | 60.000000000000000 |
| Supply_Voltage_Max | 3.60000 |
| Supply_Voltage_Min | 3.00000 |
| Supply_Voltage_Nom | 3.3 |
| Surface_Mount | Yes |
| Terminal_Form | Gull Wing |
| Terminal_Pitch | 1.270 |
| Terminal_Position | Dual |
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