SN65HVD72
SN65HVD75
SN65HVD78
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SLLSE11B –MARCH 2012–REVISED JUNE 2012
SWITCHING CHARACTERISTICS
250 kbps devices (HVD70, 71, 72) bit time > 4 µs (over recommended operating conditions)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
DRIVER
Driver differential output rise/fall
time
0.3
0.7
0.7
1.2
µs
tr, tf
RL = 54 Ω, CL = 50 pF See Figure 3
tPHL, tPLH
tSK(P)
Driver propagation delay
1
0.2
0.4
1
µs
µs
µs
µs
µs
Driver pulse skew, |tPHL – tPLH
|
tPHZ, tPLZ
Driver disable time
0.1
0.5
3
See Figure 4 and
Receiver enabled
Receiver disabled
Figure 5
tPZH, tPZL
Driver enable time
9
RECEIVER
tr, tf
Receiver output rise/fall time
12
75
3
30
100
15
ns
ns
ns
ns
ns
µs
tPHL, tPLH
tSK(P)
Receiver propagation delay time
Receiver pulse skew, |tPHL – tPLH
Receiver disable time
CL = 15 pF
See Figure 6
|
tPLZ, tPHZ
40
20
3
100
50
Driver enabled
Driver disabled
See Figure 7
See Figure 8
tPZL(1), tPZH(1)
tPZL(2), tPZH(2)
Receiver enable time
8
SWITCHING CHARACTERISTICS
20 Mbps devices (HVD73, 74, 75) bit time > 50 ns (over recommended operating conditions)
PARAMETER
TEST CONDITIONS
MIN
TYP MAX
UNIT
DRIVER
Driver differential output rise/fall
time
2
7
7
14
ns
tr, tf
RL = 54 Ω, CL = 50 pF See Figure 3
tPHL, tPLH
tSK(P)
Driver propagation delay
11
0
17
2
ns
ns
ns
ns
µs
Driver pulse skew, |tPHL – tPLH
|
tPHZ, tPLZ
Driver disable time
12
10
3
50
20
7
See Figure 4 and
Receiver enabled
Receiver disabled
Figure 5
tPZH, tPZL
Driver enable time
RECEIVER
tr, tf
Receiver output rise/fall time
5
60
0
10
70
6
ns
ns
ns
ns
ns
µs
tPHL, tPLH
tSK(P)
Receiver propagation delay time
Receiver pulse skew, |tPHL – tPLH
Receiver disable time
CL = 15 pF
See Figure 6
|
tPLZ, tPHZ
15
10
3
30
50
8
Driver enabled
Driver disabled
See Figure 7
See Figure 8
tpZL(1), tPZH(1)
tPZL(2), tPZH(2)
Receiver enable time
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