ES9291 Datasheet PDF

ESS ES9291

The ES9291 is a cost-effective solution that has 2 integrated ADCs & DACs using ESS’ patented Hyperstream® IV Architecture, which delivers unprecedented audio sound quality and specifications, including a True DNR of +121dB and a THD+N ratio -110dB per channel. The ES9291 supports I2S/LJ master/slave, TDM I/O and DSD input. The ES9291 includes 8 pre-programmed FIR filters that are complementary to both ADC & DAC.

Part No.	ES9291
Datasheet	ES9291 Download
Manufacturer	ESS
Description	Stereo High-Performance SMART CODEC
Buy	Stock & Price

DESCRIPTION

High-Performance True Dynamic Range and very low distortion High-Performance Headphone & Line Driver 125mW output power @ 32Ω with external negative supply (per channel) 70mW output power @ 32Ω with internal negative supply (per channel) Presets of digital optimal filters for ADC & DAC ASP2 can be used for custom filters Up to 768kHz PCM (ADC/DAC) & DSD1024 (DAC) in 64FS mode Minimal reduction in performance as compared with external clock, eliminating the need for a powered oscillator I2S & TDM inputs/outputs are available, TDM daisy chain is supported, DSD & DoP256 (DAC) input, S/PDIF Stereo output -127 to 0dB (ADC) and -126 to +1dB (DAC) in increments of +0.5dB +0 to +42dB in increments of +6dB for creating maximum gain Configured by microcontroller or other I2C/SPI source, or pins through Hardware Mode for simplification of control, Master SPI Interface integration Integrated MICBIAS can be programmed from 1.45V-2.8V 200kHz bandwidth enabling higher resolution at higher sample rates Reduced BOM cost, PCB area and improved DNR 7mm x 7mm 48 pin QFN ESS TECHNOLOGY, INC.