LT8668SXK8是一颗高性能的LCD Controller显示控制器芯片,它可配置输入DP1.4/HDMI2.1 , Type-C/DP1.4/HDMI2.1,audio in,配置输出LVDS/MIPI、eDP/eDPx,DP1.4/HDMI2.1、Audio out。
LT8668SXK8可配置为在HDMI2.1标准下工作,最大8Gbps数据速率。LT8668SXK8也可以配置为在DP1.4下工作,数据速率高达8.1Gbps。对于LVDS输出,LT8668SXK8 可以配置为单端口、双端口或四端口,具有1个高速时钟通道和3至5个高速数据通道,每个通道的最大工作速率为1.2Gbps,最高可支持24Gbps的总带宽。LT8668SXK8同样支持用于2D和并排3D应用程序的灵活视频数据映射路径。
对于MIPI输出,LT8668SXK8具有可配置的单端口或双端口或四端口MIPI®DSI/CSI,具有1条高速时钟通道和1至4条高速数据通道,每个通道的D-PHY最大工作速率为2.5Gbps,可支持四个端口的总带宽高达40Gbps。使用C-PHY还支持每通道5.7Gbps,四端口的总带宽可达68.4Gbps。
对于eDP输出,它由8条数据通道组成,支持RBR(1.62Gbps)、HBR(2.7Gbps)和HBR2(5.4Gbps)链路速度。内置可选SSC功能可减少EMI对EMI相关系统应用的影响。
对于eDPx输出,它由8个数据通道组成,每个通道的最大运行速度为3Gbps,可以支持4K@60Hz。
对于视频处理,内置LPDDR控制器,带宽高达3733Mbps,支持2Gb x16 SDRAM组织。有两个数字音频输出接口,I2S和SPDIF。I2S接口支持8通道LPCM,SPDIF接口支持2通道LPCM或压缩音频,两者的最大采样率均为192 KHz。
该设备能够自动运行,由使用嵌入式SPI闪存进行固件存储的集成微处理器启用。系统控制也可通过配置I2C从接口进行。
LT8668SXK8采用先进的CMOS工艺制造,采用12mmx12mm BGA288封装实现。
❈ USB Type-C
⊹ Built-in dual CC controllers for charger and normal communication
⊹ Data roles supported: DFP, UFP and DRP
❈ HDMI2.1 Transmitter
⊹ Compliant with HDMI2.1, HDMI2.0b, HDMI1.4 and DVI1.0
⊹ Support 8K@30Hz
⊹ Support 4K@120Hz
❈ DP1.4 Receiver
⊹ Support DisplayPort 1/2/4 lanes
⊹ Support 8K@30Hz YUV 4:2:2 or YUV 4:2:0
⊹ Support 4K@120Hz YUV 4:2:2 or YUV 4:2:0
⊹ Support HDR10 and HDR12
❈ HDMI2.1 Receiver
⊹ Compliant with HDMI2.1, HDMI2.0b, HDMI1.4 and DVI1.0
⊹ Support HDCP repeater
⊹ Support 8K@30Hz
⊹ Support 4K@120Hz
⊹ Support HDR10 and HDR12
❈ DP1.4 Transmitter
⊹ Support HDCP 1.3/2.2/2.3
⊹ Support 8K@30Hz YUV 4:2:2 or YUV 4:2:0
⊹ Support 4K@120Hz YUV 4:2:2 or YUV 4:2:0
⊹ Support HDR10 and HDR12
❈ Four-Port MIPI® DSI/CSI Transmitter
⊹ Compliant with D-PHY1.2 & DSI 1.3 & CSI-2 1.3
⊹ Compliant with C-PHY1.0 & DSI-2 1.0 & CSI-2 2.0
⊹ DSI Support 16/20/24-bit YCbCr4:2:2, 24/30-bit RGB
❈ Four-Port LVDS Transmitter
⊹ Data rate up to 1.2Gbps per data lane
⊹ Support 4K@60Hz
❈ eDP / eDPx Transmitter
⊹ Support resolution up to 4K@60Hz
⊹ Support eDP transmitter up to 8 lane with 5.4Gbps link rate
⊹ Support 8 pairs eDPx @3Gbps interface
❈ Miscellaneous
⊹ VESA DSC v1.2a decode and encode
⊹ CSC: RGBYUV444YUV422YUV420
❈ Digital Audio Output
⊹ I2S interface supporting 8-channel audio, with sample rates of 32~192 KHz and sample sizes of 16~24 bits
⊹ SPDIF interface supporting PCM, dolby digital, DTS digital audio at up to 192KHz frame rate
⊹ IEC60958 or IEC61937 compatible
❈ Video Process
⊹ Video format conversion for I to P
⊹ Support font-based and bit-map OSD
⊹ 3D format conversion: frame packing 3D to side by side 3D
⊹ Frame rate control function
Part Number | Package | Description | Download |
LT8668SX | BGA-288 | High Definition Display Controller, 4K@60Hz | |
LT8668SX-D | BGA-288 | Scaler: High Definition Display Controller, 4K@60Hz, LPDDR inside | |
LT8668SXK8 | BGA-288 | High Definition Display Controller,8K | |
LT8668SXK8-D | BGA-288 | Scaler: High Definition Display Controller, 8K, LPDDR inside |
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