BU8254KVT_13 Datasheet, PDF (16/21 Pages) Rohm – 35bit LVDS Transmitter

BU8254KVT
●10bit Small Swing Input
Example:
BU8254KVT : LVCMOS level input/Falling edge/Normal swing
BU90R104: Falling edge
VDD
F.Bead ^*3
Technical Note
F.Bead ^*3
VDD
0.1uF
0.01uF
CLKIN
R4
R5
R6
R7
R8
R9
G4
G5
G6
G7
G8
G9
B4
B5
B6
B7
B8
B9
HSYNC
VSYNC
DE
R2
R3
G2
G3
B2
B3
R0
R1
G0
G1
B0
B1
XRST
*4
VDD
GND
LVDS VDD
CLKIN
TA0
TA1
TA2
TA3
TA4
TA5
TA6
TB0
TB1
TB2
TB3
TB4
TB5
TB6
TC0
TC1
TC2
TC3
TC4
TC5
TC6
TD0
TD1
TD2
TD3
TD4
TD5
TD6
TE0
TE1
TE2
TE3
TE4
TE5
TE6
0.1uF
0.01uF
LVDS GND
PLL VDD
PLL GND _0.1uF
0.01uF
TAN
TAP
TBN
TBP
TCN
TCP
BU8254KVT ^TCLKN
TCLKP
TDN
TDP
TEN
TEP
XRST
RS _*4
R/F
100Ωtwist
pair Cable
or
PCB trace
LVDD
0.1uF
0.01uF
LGND
0.1uF
0.01uF
100Ω
100Ω
100Ω
100Ω
100Ω
100Ω
PVDD
PGND
RA-
RA+
RB-
RB+
RC-
RC+
RCLK-
RCLK+
RD-
RD+
RE-
RE+
VDD
GND
CLKOUT
RA0
RA1
RA2
RA3
RA4
RA5
RA6
RB0
RB1
RB2
RB3
RB4
RB5
RB6
RC0
RC1
RC2
RC3
RC4
RC5
RC6
RD0
BU90R104
RD1
RD2
RD3
RD4
RD5
RD6
RE0
RE1
RE2
RE3
RE4
RE5
RE6
PD
OE
DK
R/F
PCB(Transmitter)
PCB(Receiver)
0.1uF
0.01uF
CLKOUT
R4
R5
R6
R7
R8
R9
G4
G5
G6
G7
G8
G9
B4
B5
B6
B7
B8
B9
HSYNC
VSYNC
DE
R2
R3
G2
G3
B2
B3
OPEN
R0
R1
G0
G1
B0
B1
OPEN
PD
OE
*3 : Recommended Parts:
F.Bead : BLM18A-Series (Murata Manufacturing)
*4 : RS pin acts as VREF input pin when input voltage is set to half of high level signal input.
We recommend to locate by-pass condenser near the RS pin.
V_DD
R1 15k
R2 5.6k
RS pin
C1=0.1uF
Example for LVCMOS(1.8V input)(R1,R2)=(1.5kΩ,5.6kΩ)
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2013.06 - Rev.C