Asynchronous Dual Uni-Directional FIFO Memory IC, 4M bit density, 256K x 8 x 2 organization, 8-bit data bus width. Features 18 ns maximum access time and 170 mA maximum operating current. Operates from a 4.5 V to 5.5 V supply voltage with a typical of 5 V. Packaged in a 100-pin TQFP (Thin Quad Flat Package) with gull-wing leads for surface mounting. Operating temperature range from 0 °C to 70 °C.
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| Basic Package Type | Lead-Frame SMT |
| Package Family Name | QFP |
| Package/Case | TQFP |
| Package Description | Thin Quad Flat Package |
| Lead Shape | Gull-wing |
| Pin Count | 100 |
| PCB | 100 |
| Package Length (mm) | 14 |
| Package Width (mm) | 14 |
| Package Height (mm) | 1 |
| Seated Plane Height (mm) | 1.2(Max) |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Jedec | MS-026AED |
| Density | 4Mbit |
| Timing Type | Asynchronous |
| Configuration | Dual |
| Bus Directional | Uni-Directional |
| Maximum Operating Current | 170mA |
| Maximum Access Time | 18ns |
| Typical Operating Supply Voltage | 5V |
| Organization | 256Kx8x2 |
| Data Bus Width | 8bit |
| Expansion Support | No |
| Density in Bits | 4194304bit |
| Min Operating Supply Voltage | 4.5V |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Temperature | 0°C |
| Max Operating Temperature | 70°C |
| HTS Code | 8542320071 |
| Schedule B | 8542320070 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2002/95/EC |
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