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BU7988KVT Datasheet, PDF (11/27 Pages) Rohm – 56bit LVDS Transmitter 56:8 Serializer
■AC characteristics
Table 8 : Switching Characteristics (VDD=3.3V, Ta=25℃)
Symbol
Parameter
Min
tTCIT
CLK IN Transition time
-
Dual In /Dual Out
8.9
Dual In / Single Out
17.8
tTCP
CLK IN Period
Single In / Dual Out
6.7
Single In / Single Out
8.9
tTCH
CLK IN High Time
0.35tTCP
tTCL
CLK IN Low Time
0.35tTCP
Dual In /Dual Out
tTCD
CLK IN to
TCLK+/-Delay
Single In/Single Out
Dual In / Single Out
-
-
Single In / Dual Out
-
tTS
CMOS Data Setup to CLK IN
2.5
tTH
CMOS Data Hold from CLK IN
0
Dual In /Dual Out
8.9
tTCOP
CLK OUT Period
Dual In / Single Out
Single In / Dual Out
8.9
13.3
Single In / Single Out
8.9
tLVT
tTOP1
tTOP0
tTOP6
tTOP5
tTOP4
tTOP3
tTOP2
Tck12
tTPLL
LVDS Transition Time
Output Data Position 0
Output Data Position 1
Output Data Position 2
Output Data Position 3
Output Data Position 4
Output Data Position 5
Output Data Position 6
Skew Time between
TCLKXP and TCLKYP
Phase Lock Loop Set Time
-
-0.2
tTCP -0.2
7
2 tTCP -0.2
7
3 tTCP -0.2
7
4 tTCP -0.2
7
5 tTCP -0.2
7
6 tTCP -0.2
7
-
-
Typ
-
-
-
-
0.5tTCP
0.5tTCP
TBD
TBD
TBD
-
-
-
-
-
0.6
0.0
tTCP
7
2 tTCP
7
3 tTCP
7
4 tTCP
7
5 tTCP
7
6 tTCP
7
-
-
Max
5.0
125.0
62.5
250.0
125.0
0.65tTCP
0.65tTCP
-
-
-
-
-
125.0
125.0
125.0
125.0
1.5
+0.2
tTCP +0.2
7
2 tTCP +0.2
7
3 tTCP +0.2
7
4 tTCP +0.2
7
5 tTCP +0.2
7
6 tTCP +0.2
7
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
0.5
ns
10.0
ms
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