Product Details
| GENERAL DESCRIPTION The W24258 is a normal speed, very low power CMOS static RAM organized as 32768 ′ 8 bits that operates on a wide voltage range from 2.7V to 5.5V power supply. The W24258 family, W24258-70LE and W24258-70LI, can meet requirement of various operating temperature. This device is manufactured using Winbonds high performance CMOS technology. FEATURES ? Low power consumption: - Active: 350 mW (max.) - Standby: 6 mW (max.)/3V 25 mW (max.)/5V ? Access time: 70 nS (max.)/5V 100 nS (max.)/3V ? Single 3V/5V power supply ? Fully static operation ? All inputs and outputs directly TTL compatible ? Three-state outputs ? Battery back-up operation capability ? Data retention voltage: 2V (min.) ? Packaged in 28-pin 600 mil DIP, 330 mil SOP and standard type one TSOP (8 mm ′ 13.4 mm) |
Product Description
| Type# | Description |
| ANSC PART# | ANSC - W24258-70LE |
| Ihs Manufacturer | Original |
| Part Package Code | DIP |
| Package Description | 0.600 INCH, PLASTIC, DIP-28 |
| Pin Count | 28 |
| Access Time-Max | 100 ns |
| I/O Type | COMMON |
| JESD-30 Code | R-PDIP-T28 |
| JESD-609 Code | e0 |
| Length | 37.08 mm |
| Memory Density | 262144 bit |
| Memory IC Type | STANDARD SRAM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Terminals | 28 |
| Number of Words | 32768 words |
| Number of Words Code | 32000 |
| Operating Mode | ASYNCHRONOUS |
| Operating Temperature-Max | 85 °C |
| Operating Temperature-Min | -20 °C |
| Organization | 32KX8 |
| Output Characteristics | 3-STATE |
| Package Body Material | PLASTIC/EPOXY |
| Package Code | DIP |
| Package Equivalence Code | DIP28,.6 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Parallel/Serial | PARALLEL |
| Qualification Status | Not Qualified |
| Seated Height-Max | 5.33 mm |
| Standby Voltage-Min | 2 V |
| Supply Current-Max | 0.07 mA |
| Supply Voltage-Max (Vsup) | 3.3 V |
| Supply Voltage-Min (Vsup) | 2.7 V |
| Supply Voltage-Nom (Vsup) | 3 V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | OTHER |
| Terminal Finish | TIN LEAD |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm |
| Terminal Position | DUAL |
| Width | 15.24 mm |
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