SP3244E Datasheet, PDF (15/22 Pages) Sipex Corporation – 3.0V to 5.5V RS-232 Transceivers with Auto On-Line® Plus

Valid RS232 Level: STATUS = 1
2.7V
Indeterminate
0.3V
-0.3V
Invalid Level: STATUS = 0
Indeterminate
-2.7V
Valid RS232 Level: STATUS = 1
Receiver Positive and Negative Threshold versus
STATUS Output Signal
DESCRIPTION
SHUTDOWN
T_IN
Edge
Detect
R_IN
Edge
Detect
ONLINE
S
30 second
timer
R
IDLE
Auto On-Line^® Plus Logic
SHUTDOWN
ONLINE
IDLE
Low-Power Shutdown
STATUS Output Logic
SHUTDOWN
ONLINE
IDLE
Low-Power Shutdown
Shutdown Logic
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com
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SP3244E_SP3245E_100_121509