sp3508 Exar Corporation, sp3508 Datasheet - Page 19

• Manufacturer Part Number: sp3508
• Description: Rugged 3.3v, 20mbps, 8 Channel Multiprotocol Tranciever With Programmable Dce/dte And Terminination Resistors
• Manufacturer: Exar Corporation

Figure 38. Receiver Enable and Disable Times
Figure 39. V.28 (RS-232) and V.10 (RS-423) Driver Enable and Disable Times
Date: 10/29/04
Tx_Enable
RECEIVER OUT
RECEIVER OUT
Tx_Enable
T
T
OUT
OUT
Rx
DECx
ENABLE
V
+3V
+3V
V
0V
0V
OH
0V
0V
OL
+3.3V
+3V
V
V
0V
0V
IH
IL
SP3508 Enhanced WAN Multi–Mode Serial Transceiver
1.5V
1.5V
V
1.5V
f = 60kHz; t
f = 60kHz; t
OL
t
1.5V
1.5V
t
ZH
ZL
f = 1MHz; t
-
t
0.5V
t
ZH
ZL
Output normally HIGH
Output HIGH
Output normally LOW
Output LOW
19
R
R
R
< 10ns; t
< 10ns; t
< 10ns; t
F
F
F
< 10ns
< 10ns
< 10ns
1.5V
1.5V
© Copyright 2004 Sipex Corporation
1.5V
V
V
0.5V
0.5V
t
t
OL
OH
LZ
HZ
t
t
HZ
-
LZ
-
0.5V
0.5V