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CT7601 Audio USB Bridge
CT7601 Audio USB Bridge : True 32 bits 768KHz
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Key Features:
2 playback port, and 1 record port
PLAY 0: 8-channel I2S, 6-channel DSD, 2-channel SPDIF
PLAY 1: 2-channel I2S, 2-channel DSD, 2-channel SPDIF
RECORD: 8-channel I2S, 6-channel DSD, 2-channel SPDIF
The clock systems are independent
I2S Interface
PLAY port supports standard/left justified format, master mode.
RECORD port supports standard/left justified, master/slave mode.
Audio transmission
PCM support up to 768K/32bit through USB, I2S, SPDIF ports.
DSD (PDM) support 1x/2x/4x/8x bandwidth through DSD(PDM) port.
DSD (Native) support 1x/2x/4x/8x bandwidth through USB, I2S, DSD(PDM), SPDIF ports.
DoP support 1x/2x/4x bandwidth through USB, I2S, SPDIF ports.
Interface
Up to 16 GPIOs configurable as input or output.
Master / Slave I2C interface.
Interrupt function.
PWM-LED.
Format auto detecting
Auto detecting PCM / DoP format.
Auto detecting I2S / DSD interface.
Misc
Embeded 8051 controller
UART interface
Volume control with fading in/out function.
Playback basic auto De-pop function.
One 12MHz crystal requirement only.
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