Phison — Ps2251-07-ps2307-

Q: What is the difference between Phison PS2251-07 and PS2307? A: The PS2307 offers slightly higher performance than the PS2251-07, with read and write speeds of up to 550 MB/s and 350 MB/s, respectively.

Includes ultra-low power modes compliant with USB battery charging specs, dropping current below 1µA in shutdown mode. Common Issues: Write Protection and "No Media" Phison Ps2251-07-ps2307-

Here lies the first interesting tension. The controller is capable of decent speed, but the NAND it usually commands is slow. The PS2307’s primary job is not to break speed records but to . It uses a small internal SRAM buffer and clever interleaving to keep the USB host from timing out while the NAND slowly programs a page of 3-bit or 4-bit data. Q: What is the difference between Phison PS2251-07