Matrix Semiconductor has used its write-once 3-D technology to make what it says is the world’s smallest memory chip. The move could lead to cheaper one-use memory cards, the company said ...

Matrix Semiconductor Inc. has used its write-once 3-D technology to make what it says is the world's smallest memory chip. The move could lead to cheaper one-use memory cards, the company said.

Matrix preps 64-Mbyte write-once memory. Audio codec with capacitor-less 106 dB dynamic range ADC and 120 dB SNR DAC with low latency ...