SP3495E Datasheet, PDF (11/17 Pages) Exar Corporation – HIGH SPEED +3.3V RS-485/RS-422 TRANSCEIVERS WITH +/-15KV ESD PROTECTION AND ADVANCED FAILSAFE

REV. 1.0.0
SP3495E-3497E
HIGH SPEED +3.3V RS-485/RS-422 TRANSCEIVERS WITH +/-15KV ESD PROTECTION AND ADVANCED FAILSAFE
FIGURE 11. DRIVER ENABLE AND DISABLE TIMING DIAGRAM 2
DE
t_ZL, t_ZL(SHDN)
Vcc OUT
V_OL
V_OM = (V_OL + Vcc)/2
Vcc/2
t_LZ
Vcc
0
0.25V
FIGURE 12. RECEIVER PROPAGATION DELAY TEST CIRCUIT
A
VID
B
R
RE
OUT
C_L
15pF
FIGURE 13. RECEIVER PROPAGATION DELAY TIMING DIAGRAM
A
B
OUT
t_PHL
1.5V
+1V
-1V
t_PLH
V_OH
V_OL
11