Renesas Electronics Corporation Memory AT25SL321-SHE-T

The AT25SL321-SHE-T is a 32-Mbit SPI Serial Flash Memory device from Quarktwin Technology Ltd. It operates with a single supply voltage ranging from 1.7 V to 2.0 V and supports various interfaces including SPI, Dual I/O, Quad I/O, and QPI, with a maximum operating frequency of 104 MHz. The device features a high-speed data transfer rate of up to 65 Mbytes/s and has a low power dissipation profile, with typical deep power-down and standby currents of 2 ¬µA and 10 ¬µA, respectively. The memory supports flexible programming options, including byte/page programming and dual or quad input programming, with a typical page program time of 0.6 ms for 256 bytes. It also includes robust erase capabilities, with typical block erase times of 60 ms for 4-kbyte blocks and 200 ms for 32-kbyte blocks. The AT25SL321-SHE-T is designed for industrial applications, offering an endurance of 100,000 program/erase cycles and a data retention period of 20 years, operating within an industrial temperature range of -40 ¬8C to +85 ¬8C. The device is available in multiple package options, including an 8-lead SOIC (208 mil) configuration.