General Description

Gscoolink GSV6705 is a high-performance,low-power 4 In to 1 Out HDMI 2.1 repeater.By integrating enhanced microcontroller based on RISC-V,GSV6705 has created a cost-effective solution that provides time-to-market advantages.HDMI Receiver and HDMI Transmitter support up to 48Gbps(FRL,12G/4Lane).The superior architecture of GSV6705 provides economical smaller footprint solutions using QFN124,targeting applications of Consumer Switch and KVM.

HDMI Receiver Features

Compliant with HDMI 2.1,HDMI 2.0b,HDMI 1.4b

Compliant with HDCP 2.2/2.3 and HDCP 1.4 in repeater/receiver mode

Data rate up to 48Gbps(FRL 12Gbps/4 Lane)

Programmable Adaptive Equalization

Support High Dynamic Range(HDR)and Dynamic/Static Metadata

Support Variable Refresh Rate(VRR),FreeSync,G-Sync

Support ALLM

Support Forward Error Correction(FEC)

Support DSC pass-through for compressed input timing

Embedded arbitrary EDID(up to 512 bytes)

5V tolerance on DDC/HPD pins

HDMI Transmitter Features

Compliant with HDMI 2.1a,HDMI 2.0b,HDMI 1.4b

Compliant with HDCP 2.2/2.3 and HDCP 1.4

Data rate up to 48Gbps(FRL 12Gbps/4 Lane)

Programmable Voltage Swing,Slew-Rate and Pre-emphasis

Support AC-coupling on TMDS input/output

Support Color Space Converter in TMDS mode

Support HDR(HDR10/HDR10+/Dolby Vision/HLG)

Support Variable Refresh Rate(VRR),FreeSync,G-Sync

Support ALLM

Support DSC encoded stream pass-through from HDMI input

Hardware CEC Engine for Low Level protocol decoding

5V tolerance on DDC/HPD/CEC pins

Support eARC Rx to I2S/SPDIF audio extraction in HDMI 2.1a

Audio Input/Output Features

I2S and SPDIF Audio Extraction from HDMI Rx

I2S and SPDIF Audio Extraction from downstream ARC/eARC

I2S/SPDIF Audio Insertion to HDMI Tx

SPDIF/I2S/HBR/DSD/TDM Format Supported for Audio Extraction and Insertion

SPDIF to I2S Conversion using single Bi-directional TTL bus

System Features

Optional External MCU(via I2C)/Internal MCU mode

Embedded MCU and External Flash

External pins of Flash QSPI interface

External 25MHz Crystal required

Available Pins for UART/Timer/GPIO control from embedded MCU

Mailbox feature for external MCU access on chip function status

Temperature Sensor Monitoring Circuit