sp336e Exar Corporation, sp336e Datasheet - Page 20

• Manufacturer Part Number: sp336e
• Description: 3.3v - 5v Programmable Rs-232/rs-485/rs-422 Serial Transceiver
• Manufacturer: Exar Corporation

SP336E
3.3V - 5V PROGRAMMABLE RS-232/RS-485/RS-422 SERIAL TRANSCEIVER
F
F
IGURE
IGURE
16. RS-485 R
17. RS-485 R
ECEIVER
ECEIVER
S1 is open, S2 is closed, S3 = 1.5V
E
E
RE
S1 is closed, S2 is open, S3 = -1.5V
OUT
NABLE AND
NABLE AND
RE
OUT
D
D
ISABLE
ISABLE
V
OL
= V
T
T
20
IMES
IMES
CC
/2
t
T
T
1.5V
ZL
t
IMING
IMING
1.5V
ZH
D
D
3V
IAGRAM
3V
IAGRAM
V
OH
/2
V
V
0V
V
0V
1
2
CC
OH
OL
REV. 1.0.0