
7
Rev. 7/10/03
SP522 Multi–Mode Serial Transceivers
Copyright 2003 Sipex Corporation
+3V
0V
RE
5V
R
0V
1.5V
1.5V
t
ZL
t
ZH
f = 1MHz; t
R
< 10ns; t
F
< 10ns
R
1.5V
1.5V
t
LZ
t
HZ
0.5V
0.5V
Output normally LOW
Output normally HIGH
V
IL
V
IH
Figure 8. Receiver Enable and Disable Times
Figure 7. Receiver Propagation Delays
+3V
0V
DE
5V
V
OL
A, B
0V
1.5V
1.5V
t
ZL
t
ZH
f = 1MHz; t
R
< 10ns; t
F
< 10ns
V
OH
A, B
2.3V
2.3V
t
LZ
t
HZ
0.5V
0.5V
Output normally LOW
Output normally HIGH
Figure 6. Driver Enable and Disable Times
V
OH
V
OL
RECEIVER OUT
1.5V
1.5V
t
PHL
f = 1MHz; t
R
≤
10ns; t
F
≤
10ns
OUTPUT
V
OD2
+
V
OD2
–
A – B
0V
0V
t
PLH
INPUT