Rainbow Electronics MAX3079E - Manual (Page 10)

MAX3070E–MAX3079E
+3.3V, ±15kV ESD-Protected, Fail-Safe,
Hot-Swap, RS-485/RS-422 Transceivers
10 ______________________________________________________________________________________
Test Circuits and Waveforms (continued)
DE
OUT
t DHZ
0
V CC
V CC / 2
0.25V
0
V OH
GENERATOR
0 OR 3V
S1
50 Ω
D OUT
t DZH , t DZH(SHDN)
V OM = (0 + V OH ) / 2
R
L
= 500 Ω C
L
50pF
Figure 4. Driver Enable and Disable Times (t DHZ , t DZH , t DZH(SHDN) )
DE
V CC
OUT
t DLZ
0
V CC
V CC / 2
GENERATOR
0 OR 3V
S1
50 Ω
D OUT
t DZL , t DZL(SHDN)
V OM = (V OL + V CC ) / 2
R
L
= 500 Ω
C L
50pF
V OL
0.25V
V CC
Figure 5. Driver Enable and Disable Times (t DZL , t DLZ , t DLZ(SHDN) )