AK7756 Datasheet (AKM)

AK7756, DSP

The AK7756 is a highly integrated digital signal processor, including a mono voice audio codec, a MIC pre-amplifier and digital audio I/F.

The audio DSP has 9216step at fs = 8kHz parallel processing power.

As the AK7756 is a RAM based DSP, it is programmable for user requirements such as hands free

AK7756 Features

* DSP - Word length: 24bit (Data RAM 24bit floating point) - Instruction cycle: 13.6 ns (9216 steps at fs=8 kHz) - Multiplier 20 x 20 → 36bit (double precision available) - Divider 20 / 20 → 20bit - ALU: 36bit arithmetic operation (with overflow margin 4bit) 24bit floating point arithmetic an