CM6210
Multi-channel USB-I2S Audio Controller
DESCRIPTION
FEATURES
The CM6210 is a USB 2.0 full-speed/high-speed audio
processor that supports the latest USB Audio Device
Class V1.0. The CM6210 provides industry-standard
HDA and I2S I/O interfaces, supports a maximum of 8
channels of output and 2 channels of input, and also
integrates a 96KHz/24-bit S/PDIF transmitter, making
it very versatile.
USB specification 2.0 full-speed/high
speed-compatible
USB audio device class 1.0-compatible
USB human interface device (HID) class
1.1-compliant
Supports USB suspend/resume/reset functions
Supports control/interrupt/bulk/isochronous
data transfers
Furthermore, the CM6210 has an embedded 8051
microprocessor that can enhance the flexibility and
functionality with external upgradeable ROM codes.
The CM6210 is the most powerful audio core for your
multi-channels audio products.
Four pairs of I2S or left-justified serial audio
output interfaces (8-ch out)
one pairs of I2S or left-justified serial audio
input interfaces (2-ch in)
I2S input/output support ( 44.1K/48KHz and 16
bits, Up to 96K/24bits for stereo )
SPDIF output supports up to 96KHz/24-bit
transfer rate
BLOCK DIAGRAM
XPWDN
GPIO
Parallel
Master I2C
Interface
Slave I2C
EEPROM/Flash
Interface
Interface
GPIO Interface
Bus-Power
3.3V-to-2.5V
Regulator
Local Address Data Bus
Interrupt
Processor
Power-On
Reset
Control
Processor
8051 Processor
Command Bus
USB
Transceiver
Interface
(UTMI)
S/PDIFO0
USB D+/D-
FIFO
Data Bus
PDMA_B (SPO)
8CH
I2S/HDA-Out
Controller
USB
Core
Logic
PDMA_A (8CH)
RDMA_A (2CH)
2CH
I2S/HDA-In
Controller
PLL
Clock-
Generator
12MHz
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