I2C 2-Wire Extender for DDC in DVI, HDMI, and VGA Interfaces __________" />
參數(shù)資料
型號: MAX3816ACUE+T
廠商: Maxim Integrated Products
文件頁數(shù): 7/18頁
文件大?。?/td> 0K
描述: IC I2C 2WIRE EXTENDER 16-TSSOP
產(chǎn)品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
類型: 擴展件
應用: HD 顯示器,DVI/HDMI
安裝類型: 表面貼裝
封裝/外殼: 16-TSSOP(0.173",4.40mm 寬)
供應商設備封裝: 16-TSSOP
包裝: 帶卷 (TR)
MAX3816A
I2C 2-Wire Extender for DDC in DVI,
HDMI, and VGA Interfaces
______________________________________________________________________________________
15
MAX3816A External to Display, In Parallel
Advantages (See Figure 8)
Medium-long cable reach.
In parallel mode, the MAX3816A is very tolerant of
noncompliant DDC sources and sinks.
The MAX3816A can be turned off if another
MAX3816A or speed-up device is being used on the
same DDC.
The MAX3816A can be turned off without isolating
the display from the source side, letting DDC oper-
ate straight through unassisted or assisted.
Consideration
Long cable reflections can reach display circuits since
the MAX3816A is not used as a buffer between source
and display. Hence, very long cables could cause dou-
ble-clocking at display circuits due to stair-step rise/fall
waveforms due to reflections.
Figure 8. External to Display, In Parallel
DRVR_EN
VCC
CLOCK_C
DATA_C
GND_REF
CLOCK_D
VSS
DATA_D
VDD
DDC SCL
DDC SDA
DDC +5V
CONNECTOR TO DISPLAY
DVI, HDMI, OR M1 CONNECTOR, < 3m
47k
Ω
47k
Ω
10
μF
10
μF
LONG CABLE FROM VIDEO SOURCE:
DVI, HDMI, OR CAT-5 CABLE UP TO 60m
(200ft)
VCC
SHIELD GNDS
DDC SCL
DDC SDA
DDC +5V
SHIELD GNDS
DDC GND
CABLE HEAD OR EXTENDER BOX
VDD OR VSS (SEE DESCRIPTION)
MAX3816A
*TO MEET DVI/HDMI SPECIFICATIONS FOR THE DDC +5V LINK, THE VDD SIDE OF THE MAX3816A MUST BE EXTERNALLY POWERED. IF NOT APPLICABLE, CONNECT TO DDC +5V.
5V*
MODE
VDD
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