Datasheet

ADM1486
Rev. A | Page 4 of 16
TIMING SPECIFICATIONS
V
CC
= 5 V ±5%. All specifications T
MIN
to T
MAX
, unless otherwise noted.
Table 2.
Parameter Min Typ Max Unit Test Conditions/Comments
DRIVER
Propagation Delay Input to Output t
PLH
, t
PHL
4 11 17 ns R
LDIFF
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 5
11 13 ns R
LDIFF
= 54 Ω, C
L1
= C
L2
= 100 pF @ T
A
= 25°C
Driver O/P to O/P t
SKEW
0.5 2 ns R
LDIFF
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 5
1
Driver Rise/Fall Time t
R
, t
F
8 15 ns R
LDIFF
= 54 Ω, C
L1
= C
L2
= 100 pF, see Figure 5
Driver Enable to Output Valid t
ZH
, t
ZL
9 15 ns R
L
= 110 Ω, C
L
= 50 pF, see Figure 6
Driver Disable Timing t
HZ
, t
LZ
9 15 ns R
L
= 110 Ω, C
L
= 50 pF, see Figure 6
Matched Enable Switching
| t
AZH
− t
BZL
|, | t
BZH
− t
AZL
| 1 3 ns R
L
= 110 Ω, C
L
= 50 pF, see Figure 6
Matched Disable Switching
| t
AHZ
− t
BLZ
|, | t
BHZ
− t
ALZ
| 2 5 ns R
L
= 110 Ω, C
L
= 50 pF, see Figure 6
RECEIVER
Propagation Delay Input to Output t
PLH
, t
PHL
6 12 20 ns C
L
= 15 pF, see Figure 7
Skew | t
PLH
− t
PHL
| 0.4 2 ns C
L
= 15 pF
1
, see Figure 7
Receiver Enable t
ZH
, t
ZL
7 13 ns C
L
= 15 pF, R
L
= 1 kΩ, see Figure 8
Receiver Disable t
HZ
, t
LZ
7 13 ns C
L
= 15 pF, R
L
= 1 kΩ, see Figure 8
1
Guaranteed by characterization.