LT8619B 制造商：Lontium

LT8619B 封裝：QFN76 9*9

LT8619B 最小包裝:2600/包（可拆）

1.概述
LT8619B是Lontium基于ClearEdge?技術的高性能HDMI接收器芯片，符合HDMI 1.4（高清多媒體接口）規范。RGB輸出端口可支持RGB888 / RGB666 / RGB565格式，輸出分辨率最高可支持4Kx2K分辨率。利用可編程標量，LT8619B可以在1080P 60Hz分辨率內進行放大和縮小。LT8619B集成了MCU，它有10個GPIO。為了便于實現多媒體系統，LT8619B支持8通道高質量I2S音頻或SPDIF音頻輸出。它集成了4M位內部閃存（選項），您還可以通過SPI接口使用外部非閃存來實現兼容性。

2.功能
HDMI / MHL雙模式Rx
?直接連接DVI 1.0和HDMI V1.4接收器
?符合最高1.65Gbps的DVI和高達3.0Gbps的HDMI V1.4
?多像素格式：每個組件RGB 6/8/10/12位（bpc）;YCbCr 422/444 8/10/12 bpc
?高輸入靈敏度，差分輸入電平低至80mV
?接收器側均衡高達12 dB
?自動信號丟失檢測
?高達0.6UI的高抖動容限
?HDCP解密
?開 -芯片EDID
?支持分辨率高達4Kx2K @ 30Hz
輸出接口
?雙通道LVDS輸出端口
?單像素或雙像素模式
?24/48位面板映射到LVDS通道
?18/36位面板映射到LVDS通道
?可編程LVDS端口交換
?可編程通道交換
?高清LCD支持高達1080P @ 60Hz的輸出分辨率
?擴頻DPLL可降低EMI
?符合RGB888 / RGB666 / RGB565 TTL輸出
縮放
?完全可編程的縮放比率
?獨立的水平/垂直縮放
?高級縮放算法可提供高質量圖像
視頻處理
?可編程色調和飽和度調節
?亮度和對比度控制
?可編程色彩空間轉換
?可編程伽馬校正支持
?高級抖動邏輯，用于18位面板色深增強
音頻支持
?可選SPDIF輸出和8通道I2S輸出
其他功能
?支持I2C從設備調試模式
?廣泛的電源管理，可節省功耗
?支持5個GPIO
?集成模式生成
3.應用
?汽車娛樂
?電視，顯示器
?微型投影儀
?智能投影儀

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.