參數(shù)資料
型號: TMDS442PNPRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP128
封裝: PLASTIC, TQFP-128
文件頁數(shù): 15/45頁
文件大小: 1977K
代理商: TMDS442PNPRG4
www.ti.com
DESCRIPTION
SLLS757A – AUGUST 2006 – REVISED MARCH 2007
SOURCE SELECTION LOOKUP
CONTROL REGISTER BITS
I/O SELECTED
HOT PLUG DETECT STATUS
SB
SA
OE
I2CEN
Y/Z
SCL_SINK
HPD1
HPD2
HPD3
HPD4
SDA_SINK
L
H
A1/B1
SCL1
HPD_SINK
L
SDA1
L
H
L
H
A2/B2
SCL2
L
HPD_SINK
L
SDA2
H
L
H
A3/B3
SCL3
L
HPD_SINK
L
SDA3
H
L
H
A4/B4
SCL4
L
HPD_SINK
SDA4
X
L
A/B
Z
HPD_SINK is transmitted to corresponding source port
X
H
Z
SCL
HPD_SINK is transmitted to corresponding source port
SDA
X
H
L
Z
HPD_SINK is transmitted to corresponding source port
SINK PRIORITY CONTROL
(SA1 = SA2 = Low, SB1 = SB2 = Low, OE1 = OE2 = Low, I2CEN1 = I2CEN2 = High)
SINK PRIORITY
SINK PORT 1
SINK PORT 2
SP
Y1/Z1
SCL_SINK1/SDA_SINK1
Y2/Z2
SCL_SINK2/SDA_SINK2
HPD1
L
A1/B1
SCL1/SDA1
A1/B1
Z
HPD_SINK1
H
A1/B1
Z
A1/B1
SCL1/SDA1
HPD_SINK2
5V_PWR STATUS
(SA = Low, SB = Low, OE = Low, I2CEN = High)
CONTROL STATUS SOURCE
I/O SELECTED
HOT PLUG DETECT STATUS
PLUG IN STATUS
GE
5V_EN
5V_PWR1
Y/Z
SCL_SINK/SDA_SINK
HPD1
HPD2
HPD3
HPD4
L
H
A1/B1
SCL1/SDA1
HPD_SINK
L
H
L
Z
L
X
A1/B1
SCL1/SDA1
HPD_SINK
L
H
X
H
A1/B1
SCL1/SDA1
HPD_SINK
L
H
X
L
Z
L
I2C POINTER REGISTER
P7
P6
P5
P4
P3
P2
P1
P0
0
X
01, Sink port 1 configuration register
10, Sink port 2 configuration register
11, Source plug-in status register
Power up default is 0000 0011
22
Copyright 2006–2007, Texas Instruments Incorporated
Product Folder Link(s): TMDS442
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