LT8619C_DataSheet_R1.2.pdf-资料库

LT8619C_Datasheet_R1.2 Lontium Semiconductor LONTIUM SEMICONDUCTOR CORPORATION ClearedEdge Technology LT8619C HDMI To TTL/LVDS Converter Data Sheet We produce mixed-signal products for a better digital world! Confidential 1

Lontium Semiconductor LT8619C_Datasheet_R1.2 Table of Contents 1. Revision History ......................................................................................................... 3 2. General Description .................................................................................................. 4 2.1. Features ........................................................................................................... 4 2.2. Pin Configuration ............................................................................................ 5 2.3. Pin Descriptions................................................................................................. 6 3. Functional Block Description ................................................................................... 8 3.1. TTL Output ....................................................................................................... 8 3.2. LVDS Output ................................................................................................. 13 4. DC Electrical Characteristics ................................................................................. 14 4.1. Absolute Maximum Conditions ................................................................... 14 4.2. Normal Operating Conditions ..................................................................... 14 4.3. TTL Output Specifications ........................................................................... 15 4.4. LVDS Output Specifications ........................................................................ 15 5. Packaging ................................................................................................................. 16 Confidential 2

Lontium Semiconductor LT8619C_Datasheet_R1.2 1. Revision History Version Owner Preliminary Y shen N.Wang DS.Ren 1.1 1.2 Content Initial Release Update package information Modify TTL output pin mapping and block diagram Date 08/02/2016 08/08/2016 08/08/2016 Confidential 3

Lontium Semiconductor LT8619C_Datasheet_R1.2 2. General Description 2.1. Features HDMI/Dual-mode DP Input Interface  Compliance with DVI V1.0 and HDMI V1.4  Support up to 1.65Gbps for DVI  Support up to 3.4Gbps for HDMI  Support resolution up to 4Kx2K@30Hz for HDMI  Support 8/10/12 bit per component (bpc)  Support CEC  Support HDCP decryption  Support On-chip EDID  Receiver side equalization up to 25 dB LVDS Output Interface  Compatible with VESA and JEIDA standard  1~2 configurable port  Support port swapping  Support maximum data rate 1.5Gb/s/lane  Resolution up to 4Kx2K@30Hz  Supports 6-bit, 8-bit output TTL Output Interface  Support up to 24-bit RGB or BT656/BT1120 output  Support both SDR and DDR output  Support up to 148.5MHz DDR or 300MHz SDR clock output  Support both 1.8V and 3.3V output voltage level Video and Audio Processing  Programmable color space conversion  Advanced dithering logic for 6-bit color depth output  Optional SPDIF output and 8-channel I2S output Miscellaneous  Support 100KHz and 400KHz I2C slave  External 25MHz Crystal Reference Clock  Temperature Range: -400C ~ +850C  Packaged in QFN76 9mm x 9mm Application  Car Entertainment  TV  Monitor  Pico Projector  Smart Projector Confidential 4

LT8619C_Datasheet_R1.2 Lontium Semiconductor 2.2. Pin Configuration Figure 1: QFN76 Pin Assignment (Top View) Confidential 5

Lontium Semiconductor LT8619C_Datasheet_R1.2 2.3. Pin Descriptions (I/O description: A=Analog, I=Input, O=Output, P=Power, G=Ground) PIN 1 2 3 4 I/O AP 1.8V power supply pin for HDMI Receiver AI HDMI Receiver clock negative analog input AI HDMI Receiver clock positive analog input AIO RX input termination bias, connect to 3.3V VCCA18 RXC- RXC+ VTERM 1.8V FUNCTION NAME NOTES power supply AI HDMI Receiver channel 0 negative analog AI HDMI Receiver channel 0 positive analog AP 3.3V power supply pin for HDMI Receiver AI HDMI Receiver channel 1 negative analog AI HDMI Receiver channel 1 positive analog AIO RX input termination bias, connect to 3.3V power supply AI HDMI Receiver channel 2 negative analog AI HDMI Receiver channel 2 positive analog input input input input input input 5 6 7 8 9 10 11 12 13 14， 72 15 16 RX0- RX0+ VCCA33 RX1- RX1+ VTERM RX2- RX2+ VCCA18 NC CEC REXT 3.3V 1.8V 5V-tolerant 5V-tolerant 3.3V 1.8V AP 1.8V power supply pin for HDMI Receiver No connection. It may be connected to 1.8V power supply. IO HDMI CEC pin AIO External resistor used for accurate current reference, connect 2K 1% resistor to ground. If use internal resistor, this pin may be connected to 1.8V power supply. IO Master I2C data channel for EEPROM IO Master I2C clock channel for EEPROM I2S data0 output/SPDIF audio output Power supply pin for IO I2S word select output I2S serial clock output I2S audio master clock output Global reset, active low Power supply pin for digital ESDA 17 ESCL 18 IIS_SD0/SPDIF O 19 P VCC33 20 O IIS_WS 21 IIS_SCLK O 22 O IIS_MCLK 23 I RESET_N 24 P VDD18 25 TD3+ AO LVDS output 26 AO LVDS output TD3- 27 AO RGB data23 output(default B7)/LVDS output D23_TDC+ 28 AO RGB data22 output(default B6)/LVDS output D22_TDC- 29 D21_TD2+ AO RGB data21 output(default B5)/LVDS output 30 AO RGB data20 output(default B4)/LVDS output D20_TD2- 31 AO RGB data19 output(default B3)/LVDS output D19_TD1+ 32 D18_TD1- 33 AO RGB data18 output(default B2)/LVDS output Confidential 6

Lontium Semiconductor LT8619C_Datasheet_R1.2 34 35 36 AO RGB data17 output(default B1)/LVDS output AO RGB data16 output(default B0)/LVDS output AP 3.3V Power supply pins for RGB/LVDS output D17_TD0+ D16_TD0- VCC33_TTL 3.3V for LVDS output 1.8V or 3.3V for TTL output AO RGB data15 output(default G7)/LVDS output AO RGB data14 output(default G6)/LVDS output AO RGB data13 output(default G5)/LVDS output AO RGB data12 output(default G4)/LVDS output AO RGB data11 output(default G3)/LVDS output AO RGB data10 output(default G2)/LVDS output AO RGB data9 output(default G1)/LVDS output AO RGB data8 output(default G0)/LVDS output AO RGB data7 output(default B7)/LVDS output AO RGB data6 output(default B6)/LVDS output AO RGB data5 output(default B5) AO RGB data4 output(default B4) AO RGB data3 output(default B3) AO RGB data2 output(default B2) AO RGB data1 output(default B1) AO RGB data0 output(default B0) AO RGB data enable output AO RGB horizontal sync output AO RGB vertical sync output AO RGB pixel clock output AP 3.3V Power supply pins for RGB/LVDS output 3.3V or 1.8V 3.3V or 1.8V 1.8V 1.8V 3.3V 3.3V 1.8V 5V-tolerant 5V-tolerant 5V-tolerant 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 D15_TC3+ D14_TC3- D13_TCC+ D12_TCC- D11_TC2+ D10_TC2- D9_TC1+ D8_TC1- D7_TC0+ D6_TC0- D5 D4 D3 D2 D1 D0 DE HS VS PCLK VCC33_TTL 58 59 60 61 62 63 64 65 66 67 68 69 70 71 73 74 75 76 Confidential 3.3V for LVDS output 1.8V or 3.3V for TTL output Power supply pin for digital P AP Power supply pin for Audio/Core PLL O Crystal oscillator output Crystal oscillator input I VDD18 PVCC18 XTAL_O XTAL_I VCCA33_XTAL AP Power supply pin for XTAL GPIO15 VCC33 CSDA CSCL VDD18 IIS_SD3 IIS_SD2 IIS_SD1 SPDIF GPIO13 RX_HPD DSDA_RX DSCL_RX IO GPIO15 AP Power supply pins for IO IO Slave I2C data channel Slave I2C clock channel I Power supply pin for digital P O I2S data3 output I2S data2 output O O I2S data1 output O SPDIF audio output IO GPIO13 O HDMI Receiver hot plug detect output IO HDMI Receiver DDC data channel I HDMI Receiver DDC clock channel 7

Lontium Semiconductor LT8619C_Datasheet_R1.2 3. Functional Block Description Figure 2 is functional block diagram of LT8619C, and the detailed sub-block relationship is also shown in the diagram. ) K 2 ( T X E R N _ T E S E R I _ L A T X O _ L A T X K L C M _ S I I K L C S _ S I I S W _ S I I I F D P S I F D P S / 0 D S _ S I I 1 D _ S I I 2 D _ S I I 3 D _ S I I 3 1 O P G I 5 1 O P G I BGP POR XTAL(25M) pix_clk xtal_clk Audio PLL AUDIO IO GPIO dscl dsda escl esda HDCP De-packet Audio Process PHY Data RX Decode IO HDMI RXPHY Audio Output interrupt Interrupt Process CDR Data CDR Controller Video Process CSC Dither BT TX LVDS Controller RX_HPD CEC IO CEC Controller IIC Slave Video Check Core PLL DSDA_RX DSCL_RX ESDA ESCL RXC- RXC+ RX0- RX0+ RX1- RX1+ RX2- RX2+ RX_HPD CEC CSDA CSCL Figure 2: Functional Block Diagram 3.1. TTL Output LVDS TXPHY TTL IO BT Output LVDS Output PCLK VS HS DE D0 D1 D2 D3 D4 D5 D6_TC0- D7_TC0+ D8_TC1- D9_TC1+ D10_TC2- D11_TC2+ D12_TCC- D13_TCC+ D14_TC3- D15_TC3+ D16_TD0- D17_TD0+ D18_TD1- D19_TD1+ D20_TD2- D21_TD2+ D22_TDC- D23_TDC+ TD3- TD3+ TTL Output Timing The TTL output ports send out timing signal PCLK (Pixel Clock), HS (Horizontal Sync), VS (Vertical Sync), DE (Data Enable) and TTL data(RGB or YCbCr or BT656 or BT1120). For easy PCB layout, LT8619C output data ports D0-D23 can switch RGB data. Confidential 8

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