Electrical characteristics ST1480AB - ST1480AC
8/21 DocID9101 Rev 4
Note: 1
Δ
V
OD
and
Δ
V
OC
are the changes in V
OD
and V
OC
, respectively, when the DI input changes
state.
2 Measured on |t
PLH
(A)-t
PHL
(A)| and |t
PLH
(B)-t
PHL
(B)|
3 The transceivers are put into shutdown by bring RE high and DE low. If the input are in state
for less than 80 ns, the part are guaranteed not to enter shutdown. If the inputs are in this
state for at least 300 ns, the parts are guaranteed to have entered shutdown.
Table 11. Receiver switching characteristics
Symbol Parameter Test Conditions Min. Typ. Max. Unit
t
PLH
t
PHL
Propagation delay
V
ID
= 0 V to 3 V, C
L1
=15 pF
(Figure 13 and Figure 14)
30 50 ns
t
RPDS
|t
PLH -
t
PHL
| propagation
delay skew
V
ID
= 0 V to 3 V, C
L1
= 15 pF
(Figure 13 and Figure 14)
13ns
t
PZL
Output enable time C
RL
= 15 pF, (Figure 15 and Figure 19)1020ns
t
PZH
Output enable time C
RL
= 15 pF, (Figure 15 and Figure 19)1020ns
t
PHZ
Output disable time C
RL
= 15 pF, (Figure 15 and Figure 19)1020ns
t
PLZ
Output disable time C
RL
= 15 pF, (Figure 15 and Figure 19)1020ns
t
ZH(SHDN)
Receiver enable from
shutdown to output high
C
RL
= 15 pF, (Figure 15 and Figure 19)1020ns
t
ZL(SHDN)
Receiver enable from
shutdown to output low
C
RL
= 15 pF, (Figure 15 and Figure 19)2040µs
