eKA8562A
USB Audio Controller
1 General Description
The eKA8562A is a USB audio controller for USB Phone Applications. The device has
an integrated USB transceiver, USB core, dual DAC, ADC, and I2S Input/Output. It can
handle a high-level USB protocol, and manages user interface via HID I/O pins.
2 Features
USB Specification v1.1 Compliant
USB Audio and Human Interface Device (HID) Class v1.1 Compliant
Supports 12 Mbits/s Full Speed Serial Data Transmission
Supports 48 kHz, 44.1 kHz, 32 kHz, 8kHz sampling rate
Single oscillator: 6MHz
Audio buffer size: 192×16 bits × 2
Total of four Endpoints : Endpoint 0 for control transfer , Endpoint 1 for audio
streaming out , Endpoint 2 for streaming in , Endpoint 3 for HID
Supports stereo/mono playback
Built-in 2-channel D/A converter with 10-bit resolution
Built-in 1-channel A/D converter with 10-bit resolution
Alternative settings supported by the audio streaming-out interface:
ALT-0: (default setting) zero isochronous bandwidth
ALT-1: 16-bit PCM 2 channel
Alternative settings supported by the audio streaming-in interface:
ALT-0: (default setting) zero isochronous bandwidth
ALT-1: 16-bit PCM stereo
32 bytes of general purpose RAM (R20~R3F)
Supports 1 LED output pin
Supports 1 Buzzer output pin (2.45 kHz)
Supports 24 Button control
RC Oscillator with internal RC
Package: 48-pin LQFP
Product Specification (V0.1) 04.24.2006
(This specification is subject to change without further notice)
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ELAN [ ELAN MICROELECTRONICS CORP ]
