DS90LV019 Datasheet, PDF (4/10 Pages) National Semiconductor (TI) – 3.3V or 5V LVDS Driver/Receiver

AC Electrical Characteristics (Continued)
T_A = −40˚C to +85˚C, V_CC = 3.3V ± 0.3V. (Note 6)
Symbol
Parameter
DRIVER TIMING REQUIREMENTS
t_PHZ
Disable Time High to Z
t_PLZ
Disable Time Low to Z
t_PZH
Enable Time Z to High
t_PZL
Enable Time Z to Low
RECEIVER TIMING REQUIREMENTS
t_PHLD
t_PLHD
t_SKD
t_r
t_f
t_PHZ
t_PLZ
t_PZH
t_PZL
Differential Propagation Delay High to Low
Differential Propagation Delay Low to High
Differential Skew |t_PHLD − t_PLHD|
Rise Time
Fall Time
Disable Time High to Z
Disable Time Low to Z
Enable Time Z to High
Enable Time Z to Low
Conditions
Min
Typ
Max
Units
R_L = 100Ω,
1.5
4.0
8.0
ns
C_L = 10 pF
2.5
5.3
9.0
ns
(Figure 4 and Figure 5)
4.0
6.0
8.0
ns
3.5
6.0
8.0
ns
C_L = 10 pF,
3.0
5.8
7.0
ns
VID = 200 mV
3.0
5.6
9.0
ns
(Figure 6 and Figure 7)
0.55
1.5
ns
0.15
2.0
3.0
ns
0.15
0.9
3.0
ns
R_L = 500Ω,
3.0
4.0
6.0
ns
C_L = 10 pF
3.0
4.5
6.0
ns
(Figure 8 and Figure 9)
3.0
6.0
8.0
ns
3.0
6.0
8.0
ns
AC Electrical Characteristics
T_A = −40˚C to +85˚C, V_CC = 5.0V ± 0.5V. (Note 6)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
DRIVER TIMING REQUIREMENTS
t_PHLD
Differential Propagation Delay High to Low
R_L = 100Ω,
2.0
3.3
6.0
ns
t_PLHD
Differential Propagation Delay Low to High
C_L = 10 pF
1.0
3.3
5.0
ns
t_SKD
Differential Skew |t_PHLD − t_PLHD|
(Figure 2 and Figure 3)
0.6
1.0
ns
t_TLH
Transition Time Low to High
0.15
0.9
3.0
ns
t_THL
Transition Time High to Low
0.15
1.2
3.0
ns
t_PHZ
Disable Time High to Z
t_PLZ
Disable Time Low to Z
t_PZH
Enable Time Z to High
R_L = 100Ω,
1.5
3.5
7.0
ns
C_L = 10 pF
3.0
5.2
9.0
ns
(Figure 4 and Figure 5)
2.0
4.5
7.0
ns
t_PZL
Enable Time Z to Low
2.0
4.5
7.0
ns
RECEIVER TIMING REQUIREMENTS
t_PHLD
Differential Propagation Delay High to Low
C_L = 10 pF,
3.0
6.0
8.0
ns
t_PLHD
Differential Propagation Delay Low to High
VID = 200 mV
3.0
5.6
8.0
ns
t_SKD
Differential Skew |t_PHLD − t_PLHD|
(Figure 6 and Figure 7)
0.7
1.6
ns
t_r
Rise Time
0.15
0.8
3.0
ns
t_f
Fall Time
0.15
0.8
3.0
ns
t_PHZ
Disable Time High to Z
t_PLZ
Disable Time Low to Z
t_PZH
Enable Time Z to High
R_L = 500Ω,
3.0
3.5
4.5
ns
C_L = 10 pF
3.5
3.6
7.0
ns
(Figure 8 and Figure 9)
3.0
5.0
7.0
ns
t_PZL
Enable Time Z to Low
3.0
5.0
7.0
ns
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