AK7759 - AKM

AK7759 DSP

The AK7759 is a highly integrated digital signal processor, a stereo audio CODEC, a MIC gain amplifier, a line-out amplifier, digital audio I/F. The DSP has 3072step at fs = 48kHz parallel processing power. As the AK7759 is a RAM based DSP, it is programmable for user requirements such as high performance hands free function and acoustic effects. The AK7759 .

Features

DSP: - Word Length: 28-bit (Floating Point) - Instruction Cycle: Maximum 6.8ns (3072fs, fs=48kHz) - Program RAM (PRAM): 5120 x 36-bit - Coefficient RAM (CRAM): 4096 x 24-bit - Offset Register (OFREG): 32 × 15-bit - JX pins (Conditional Branch Control) Digital Interface: - Digital Signal Input Port (4ch) MSB justified 24-bit / LSB justified 24, 20, 16-bit and I2S - Digital Signal Input Port (6ch) MSB justified 24-bit / LSB justified 24, 20, 16-bit and I2S - Short / Long Frame - TDM 256fs (8ch) Format Analog Input: - Full Differential / Single-ended, Pseudo Differential Inputs - Channel Independ.