AK7744VT Datasheet PDF | Asahi Kasei Microdevices

Asahi Kasei Microdevices AK7744VT

The AK7744 is a highly integrated audio processing IC featuring four 24-bit D/A converters, a stereo and monau ral input 24-bit A/D and on-chip DSP. The four D/A converters with 107dB dynamic range, and A/D with 97dB dyn amic range provide high quality analog performance. These D/A and A/D support sampling frequencies from 8kHz to 48kHz.

Part No.	AK7744VT
Datasheet	AK7744VT Download
Manufacturer	Asahi Kasei Microdevices
Description	24bit 3ch ADC + 24bit 4ch DAC
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GENERAL DESCRIPTION

This device also includes 24kbit of SRAM for delayed audio effects. This programmable DSP is optimize d for audio signal processing. The design allows up to 512 execution lines per audio sample cycle, with multiple fun ctions per line. The AK7744 can be used to implement complete sound field control, such as surround control, 3D, parametric equalization, etc. It is packaged in a 64-pin LQFP package. 2.

FEATURES

- DSP: Word length: 24-bit (Data RAM) Instruction cycle time: 40ns (512fs, fs=48kHz) Multiplier: 24 x 16 → 40-bit Divider: 24 / 24 → 16-bit or 24-bit ALU: 34-bit arithmetic operation (Overflow margin: 4bit) 24-bit arithmetic and logic operation Shift+Register: 1, 2, 3, 4, 6, 8 and 15 bits shifted left 1, 2, 3, 4, 8 , 14 and 15 bits shifted right Other numbers in parentheses are restricted. Provided with indirect shift function - Program RAM: 512 x 32-bit - Coefficient RAM: 512 x 16-bit - Data RAM: 256 x 24-bit - Offset RAM: 48 x 11-bit (2048 x 24-bit / 1024 x...