Lontium Semiconductor
LT6911C  Datasheet  R1.2 
LONTIUM SEMICONDUCTOR 
CORPORATION 
ClearEdge Technology 
HDMI1.4 to Dual-port MIPI DSI/CSI with Audio 
 
 
 
 
 
 
LT6911C 
Datasheet 
 
 
 
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1. Features 
 HDMI1.4 Receiver 
  Compliant with the HDMI 1.4 specification with TMDS data 
LT6911C  Datasheet  R1.2 
  Support 100KHz and 400KHz I2C slave 
  Power from phone or adapter mode selection 
  Integrated Microprocessor 
  Embedded EDID shadow. 
  Temperature Range: -40°C ~ +85°C  
  ESD 4kV HBM   
rates up to 3.4Gbps per channel 
  Support HDCP 1.4 
  Adaptive  receiver  Equalization 
connector losses 
for  PCB,  cable  and 
2. Description 
  Single/Dual-Port MIPI® DSI/CSI Transmitter  
  Compliant with DCS1.02, D-PHY1.2& DSI1.02 &CSI-2 1.0 
  1 Clock Lane, and 1~4 Configurable Data Lanes per port 
  1/2 configurable port  
  80Mb/s~1.5Gb/s per Data Lane  
  Data Lane and Polarity Swapping  
  Maximum 64Pixels overlap for each half 
  Burst Mode and Command ModeSupported 
  Support  RGB666,  Loosely  RGB666,  RGB888, 
RGB565,  16-bit  YCbCr4:2:2,20-bit  YCbCr4:2:2,24-bit 
YCbCr 4:2:2, 12-bit YCbCr4:2:0Video Format 
  Video stream copy mode for each single/dual-port 
  Side-by-side 3D support 
  Port swap 
 Miscellaneous  
  3.3V/1.2VSupply Power  
  Internal  CSC  support  conversions  between  YCbCr  4:4:4 
and RGB, and between YCbCr 4:2:2 andYCbCr 4:4:4 
  Support SPDIF and 2-channel IIS audio output 
is  a  high  performance  HDMI1.4 
The  LT6911C 
to 
MIPI®DSI/CSI chip for VR/Smart phone/Display application.  
For  MIPI®DSI/CSI  output,  LT6911C  features  configurable 
single-port  or  dual-port  MIPI®DSI/CSI  with  1  high-speed 
clock  lane  and  1~4  high-speed  data  lanes  operating  at 
maximum 1.5Gb/s/lane, which can support a total bandwidth 
of up to 12Gbps. LT6911C supports Burst mode DSI video 
data  transferring,  also  support  flexible  video  data  mapping 
path. 
For  2D  video  stream,  the  same  video  stream  can  be 
mapped  to  two  separated  panel,  for  3D  video  format,  left 
side data can be sent to one panel, and right side data can 
be sent to another panel. 
3. Applications 
 Mobile system 
 Display 
 VR  
HDMI1.4
LT6911C
MIPI P0
MIPI P1
Audio
Figure 3.1  Application Diagram 
 
 
 
 
 
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4. Ordering Information 
LT6911C  Datasheet  R1.2 
Table 4.1  Ordering Information 
Part Number 
Operating 
Temperature Range 
Package 
Packing Method 
LT6911C 
-40℃ to+85℃ 
QFN64 (7.5*7.5) 
Tray 
 
 
 
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LT6911C  Datasheet  R1.2 
 
Table of Contents 
1. Features ................................................................................................................................ 2 
2. Description ........................................................................................................................... 2 
3. Applications ......................................................................................................................... 2 
4. Ordering Information ........................................................................................................... 3 
5. Revision History .................................................................................................................. 5 
6. Pinning Information ............................................................................................................. 6 
6.1 Pin Configuration.............................................................................................................. 6 
6.2 Pin Description ................................................................................................................. 7 
7. Function Description ........................................................................................................... 9 
7.1 Function Block Diagram ................................................................................................... 9 
8. Specification ...................................................................................................................... 10 
8.1 Absolute Maximum Conditions ....................................................................................... 10 
8.2 Normal Operating Conditions ......................................................................................... 10 
8.3 DC Characteristics ......................................................................................................... 10 
8.4 AC Characteristics ......................................................................................................... 11 
8.5 Power Consumption ....................................................................................................... 12 
8.6 Power-up and Reset Sequence ..................................................................................... 12 
9. Package Information ......................................................................................................... 13 
 
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LT6911C  Datasheet  R1.2 
Version 
 
5. Revision History 
Owner 
XF CH 
Terry 
Terry 
R1.0 
R1.1 
R1.2 
Content 
Initial datasheet creation 
Update pin and package information 
Update pin and package information 
Date 
03/09/2017 
05/22/2017 
06/22/2017 
 
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6. Pinning Information 
6.1 Pin Configuration 
To improve signal integrity, all differential pairs should be routed with 100Ω±10% differential impedance.Maximum trace length 
mismatch should be less than 5mil and keep total trace length to a minimum for all differential traces. Routing differential pairs 
on the top or bottom layer with no vias as on signal path is highly recommended.  
LT6911C  Datasheet  R1.2 
Figure 6.1.1  LT6911C Pin Assignment (Top View) 
 
To  minimize  the  power  supply  noise  floor,  at  least  one  0.1μF  and  one  0.01μF  decoupling  capacitors  recommended  to  be 
installed  near  all  the  LT6911C  power  pins.  To  avoid  large  current  loops  and  trace  inductance,  thetrace  length  between 
decoupling capacitor and device power inputs pins must be minimized. 
 
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6.2 Pin Description 
Table 6.2.1  Pin Description 
LT6911C  Datasheet  R1.2 
Pin# 
65 
14,25,32 
62 
7 
45 
33 
47 
24,30,60 
10 
13 
4 
1 
59 
48 
46 
34 
11 
12 
8 
9 
5 
6 
2 
3 
17 
18 
64 
63 
57 
58 
55 
56 
53 
Pin Name 
VSS 
VCC33_IO 
VCC33_BG 
VCC33_RX 
VCC33_TX2 
VCC33_TX3 
VCC33_TXPLL 
VDD 
VCC12_PI 
VCC12_RXPLL 
VCC12A_RX 
VCC12D_RX 
VCC12_TX0 
VCC12_TX1 
VCC12_TX2 
VCC12_TX3 
D2N 
D2P 
D1N 
D1P 
D0N 
D0P 
CKN 
CKP 
NC 
NC 
XTALI 
XTALO 
M3_P1 
M3_N1 
M2_P1 
M2_N1 
MCK_P1 
I/O  
Type 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
PG 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Description 
I/O 
Dir
I/O Ground(EPAD) 
I/O 3.3V IO Power 
I/O 3.3V Power for BG 
I/O 3.3V Power for RX 
I/O 3.3V Power for MIPI TX Port2 
I/O 3.3V Power for MIPI TX Port3 
I/O 3.3V Power for TXPLL 
I/O 1.2V Core Power 
I/O 1.2V Power for PI 
I/O 1.2V Power for RXPLL 
I/O 1.2V Power for RX Analog Part 
I/O 1.2V Power for RX Digital Part 
I/O 1.2V Power for MIPI TX Port0 
I/O 1.2V Power for MIPI TX Port1 
I/O 1.2V Power for MIPI TX Port2 
I/O 1.2V Power for MIPI TX Port3 
I 
I 
I 
I 
I 
I 
I 
RX Data Channel Lane-2 Negative Input
Maximum data rate is 3.4Gbps. 
RX Data Channel Lane-2 Positive Input
Maximum data rate is 3.4Gbps. 
RX Data Channel Lane-1 Negative Input
Maximum data rate is 3.4Gbps. 
RX Data Channel Lane-1 Positive Input 
Maximum data rate is 3.4Gbps. 
RX Data Channel Lane-0 Negative Input
Maximum data rate is 3.4Gbps. 
RX Data Channel Lane-0 Positive Input
Maximum data rate is 3.4Gbps. 
RX Clock Channel Negative Input 
Maximum clock rate is 340MHz. 
RX Clock Channel Positive Input 
Maximum clock rate is 340MHz. 
I 
I/O Connect 100k Ohm to GND 
I/P
Connect 100k Ohm to GND 
I/O XTAI for Debug 
I/O XTAO for Debug 
O  MIPI TX Port1/Lane3 Channel Positive Input 
O  MIPI TX Port1/Lane3 Channel Negative Input
O  MIPI TX Port1/Lane2 Channel Positive Input
O  MIPI TX Port1/Lane2 Channel Negative Input
O  MIPI TX Port1/Clock Channel Positive Input
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum Frequency is 750MHz. 
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LT6911C  Datasheet  R1.2 
Pin# 
54 
51 
52 
49 
50 
43 
44 
41 
42 
39 
40 
37 
38 
35 
36 
15 
16 
23 
28 
31 
26 
27 
20 
29 
19 
22 
21 
61 
Pin Name 
MCK_N1 
M1_P1 
M1_N1 
M0_P1 
M0_N1 
M3_P3 
M3_N3 
M2_P3 
M2_N3 
MCK_P3 
MCK_N3 
M1_P3 
M1_N3 
M0_P3 
M0_N3 
DSDA 
DSCL 
RX_HPD 
IIS_SCLK 
IIS_D0/SPDIF 
GPIO5 
IIS_WS 
RSTN 
IIS_MCLK 
SLEEP_33 
CSDA 
CSCL 
REXT 
I/O  
Type 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Analog 
Schmitt,
Schmitt,
OD 
OD 
OD 
LVTTL 
LVTTL 
LVTTL 
LVTTL 
Schmitt 
LVTTL 
Schmitt 
Schmitt,
Schmitt,
OD 
OD 
Analog 
 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Description 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum Frequency is 750MHz. 
I/O 
Dir
O  MIPI TX Port1/Clock Channel Negative Input
O  MIPI TX Port1/Lane1 Channel Positive Input 
O  MIPI TX Port1/Lane1 Channel Negative Input
O  MIPI TX Port1/Lane0 Channel Positive Input
O  MIPI TX Port1/Lane0 Channel Negative Input
O  MIPI TX Port3/Lane3 Channel Positive Input
O  MIPI TX Port3/Lane3 Channel Negative Input 
O  MIPI TX Port3/Lane2 Channel Positive Input
O  MIPI TX Port3/Lane2 Channel Negative Input
O  MIPI TX Port3/Clock Channel Positive Input
O  MIPI TX Port3/Clock Channel Negative Input
O  MIPI TX Port3/Lane1 Channel Positive Input 
O  MIPI TX Port3/Lane1 Channel Negative Input
O  MIPI TX Port3/Lane0 Channel Positive Input
O  MIPI TX Port3/Lane0 Channel Negative Input
Maximum Frequency is 750MHz. 
Maximum Frequency is 750MHz. 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
Maximum data rate is 1.5Gbps. 
I/O Slave I2C SDA Signal For EDID 
Slave I2C SCL Signal For EDID 
Hot Plug Signal 
I 
O 
I/O SCLK of IIS 
I/O D0/SPDIF of IIS 
I/O GPIO 
I/O WS of IIS 
I 
I/O MCLK of IIS 
I 
External Reset Signal, Low is Reset. 
External Sleep Mode Control Signal 
I/O Slave I2C SDA Signal For Program Register 
I 
O 
Slave I2C SCL Signal For Program Register 
External 7.68Kohm Resistor For BG 
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