256K-bit asynchronous SRAM chip, organized as 32K x 8 bits, featuring an 85ns maximum access time. This surface-mount integrated circuit operates with a typical supply voltage of 3.3V or 5V, with a minimum of 2.7V and a maximum of 5.5V. Encased in a 28-pin SOP (Small Outline Package) with gull-wing leads, it offers a 15-bit address bus and a maximum operating current of 70mA. The plastic package measures 19mm in length, 8.8mm in width, and 2.4mm in height, with a 1.27mm pin pitch, suitable for operation between 0°C and 70°C.
Kioxia TC55257DFL-85L (SCR) technical specifications.
| Basic Package Type | Lead-Frame SMT |
| Package Family Name | SOP |
| Package/Case | SOP |
| Package Description | Plastic Small Outline Package |
| Lead Shape | Gull-wing |
| Pin Count | 28 |
| PCB | 28 |
| Package Length (mm) | 19(Max) |
| Package Width (mm) | 8.8 |
| Package Height (mm) | 2.4 |
| Seated Plane Height (mm) | 2.7(Max) |
| Pin Pitch (mm) | 1.27 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Density | 256Kbit |
| Address Bus Width | 15bit |
| Maximum Access Time | 85ns |
| Timing Type | Asynchronous |
| Density in Bits | 262144bit |
| Maximum Operating Current | 70mA |
| Typical Operating Supply Voltage | 3.3|5V |
| Number of Bits per Word | 8bit |
| Number of Ports | 1 |
| Number of Words | 32K |
| Min Operating Supply Voltage | 2.7V |
| Max Operating Supply Voltage | 5.5V |
| Min Operating Temperature | 0°C |
| Max Operating Temperature | 70°C |
| EU RoHS | Yes |
| HTS Code | 8542320041 |
| Schedule B | 8542320040 |
| ECCN | EAR99 |
| RoHS Versions | 2011/65/EU |
Download the complete datasheet for Kioxia TC55257DFL-85L (SCR) to view detailed technical specifications.
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