LT8619B HDMI/MHL To TTL/LVDS Converter 带scaler
LT8619B 制造商：Lontium
LT8619B 封装：QFN76 9*9
LT8619B 最小包装:2600/包（可拆）
1.概述
LT8619B是Lontium基于ClearEdge®技术的高性能HDMI接收器芯片，符合HDMI 1.4（高清多媒体接口）规范。RGB输出端口可支持RGB888 / RGB666 / RGB565格式，输出分辨率最高可支持4Kx2K分辨率。利用可编程标量，LT8619B可以在1080P 60Hz分辨率内进行放大和缩小。LT8619B集成了MCU，它有10个GPIO。为了便于实现多媒体系统，LT8619B支持8通道高质量I2S音频或SPDIF音频输出。它集成了4M位内部闪存（选项），您还可以通过SPI接口使用外部非闪存来实现兼容性。
2.功能
HDMI / MHL双模式Rx
•直接连接DVI 1.0和HDMI V1.4接收器
•符合最高1.65Gbps的DVI和高达3.0Gbps的HDMI V1.4
•多像素格式：每个组件RGB 6/8/10/12位（bpc）;YCbCr 422/444 8/10/12 bpc
•高输入灵敏度，差分输入电平低至80mV
•接收器侧均衡高达12 dB
•自动信号丢失检测
•高达0.6UI的高抖动容限
•HDCP解密
•开 -芯片EDID
•支持分辨率高达4Kx2K @ 30Hz
输出接口
•双通道LVDS输出端口
•单像素或双像素模式
•24/48位面板映射到LVDS通道
•18/36位面板映射到LVDS通道
•可编程LVDS端**换
•可编程通道交换
•高清LCD支持高达1080P @ 60Hz的输出分辨率
•扩频DPLL可降低EMI
•符合RGB888 / RGB666 / RGB565 TTL输出
缩放
•完全可编程的缩放比率
•独立的水平/垂直缩放
•高级缩放算法可提供高质量图像
视频处理
•可编程色调和饱和度调节
•亮度和对比度控制
•可编程色彩空间转换
•可编程伽马校正支持
•高级抖动逻辑，用于18位面板色深增强
音频支持
•可选SPDIF输出和8通道I2S输出
其他功能
•支持I2C从设备调试模式
•广泛的电源管理，可节省功耗
•支持5个GPIO
•集成模式生成
3.应用
•汽车娱乐
•电视，显示器
•微型投影仪
•智能投影仪
HDMI Dual Mode Rx Direct interface to DVI 1.0 and HDMI V1.4 receiver § Compliance with DVI up to 1.65Gbps and HDMI V1.4 up to 3.0Gbps § Multiple pixel formats: RGB 6/8/10/12 bit per component (bpc); YCbCr 422/444 8/10/12 bpc High input sensitivity, with differential input level down to 80mV Receiver side equalization up to 12 dB Auto Loss of Signal detection High jitter tolerance up to 0.6UI HDCP decryption On-chip EDID § Support resolution up to 4Kx2K@30Hz Output Interface Dual channels LVDS output ports Single or double pixel mode 24/48-bit panel mapping to the LVDS channels 18/36-bit panel mapping to the LVDS channels Programmable LVDS ports swapping Programmable channel swapping Support output resolution up to 1080P@60Hz for HD LCD Spread-Spectrum DPLL to reduce EMI Compliant with RGB888/RGB666/RGB565 TTL output Scaling Fully programmable zoom ratios Independent horizontal/vertical scaling § Advanced zoom algorithm provides high image quality Video Processing § Programmable hue and saturation adjustment brightness and contrast control Programmable Color space conversion Programmable gamma correction support Advanced dithering logic for 18-bit panel color depth enhancement Audio Support Optional SPDIF output and 8-channel I2S output l Other Features Support I2C slave debug mode Extensive power management for power savings Support total 5 GPIOs Integrated pattern generation Description The LT8619B is Lontium’s high performance HDMI receiver chip based on ClearEdge Technology, compliant with the HDMI 1.4(High Definition Multimedia Interface) specification. The RGB output ports can support RGB888/RGB666/RGB565 format and the output resolution can support up to 4Kx2K resolution. With programmable scalar,LT8619B can do scaling up and down within 1080P 60Hz resolution. LT8619B integrates MCU and it has 10 GPIOs. For easy implementation of a multi-media system, LT8619B supports 8-channel high quality I2S audio or SPDIF audio output. It integrates 4M bits nor-flash inside (option), and also you can use external nor-flash by SPI interface for compatibility.
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