SP3080E Datasheet, PDF (19/25 Pages) Sipex Corporation – Advanced-Failsafe RS-485/RS-422 Transceiver 1/8th Unit Load, Slew-Limited, ±15kV ESD-Protected

SP3080E, SP3083E, SP3086E (Full Duplex)
Transmitting
Inputs
Outputs
RE
DE
DI
Y
Z
X
1
1
1
0
X
1
0
0
1
0
0
X
High-Z
1
0
X
Shutdown
FUNCTION TABLES
Receiving
Inputs
Output
RE
DE
V_A - V_B
RO
0
X
≥ -40mV
1
0
X
≤-200mV
0
0
X
Open/shorted
1
1
1
X
High-Z
1
0
X
Shutdown
SP3081E SP3084E, SP3087E (Full Duplex)
Input
DI
1
0
Open
Transmitting
Outputs
Y
Z
1
0
0
1
1
0
Inputs
V_A - V_B
≥ -40mV
≤-200mV
Open/shorted
Receiving
Output
RO
1
0
1
SP3082E SP3085E, SP3088E (Half Duplex)
Transmitting
Inputs
Outputs
RE
DE
DI
A
B
X
1
1
1
0
X
1
0
0
1
0
0
X
High-Z
1
0
X
Shutdown
Receiving
Inputs
Output
RE
DE
V_A - V_B
RO
0
X
≥ -40mV
1
0
X
≤-200mV
0
0
X
Open/shorted
1
1
1
X
High-Z
1
0
X
Shutdown
Note: Receiver inputs -200mV < VA - VB < -40mV, should be considered indeterminate
PRODUCT SELECTOR GUIDE
Part
Number
SP3080E
SP3081E
SP3082E
SP3083E
SP3084E
SP3085E
SP3086E
SP3087E
SP3088E
Duplex
Full
Full
Half
Full
Full
Half
Full
Full
Half
Data Rate
(Mbps)
Shut-down
Receiver &
Driver Enable
Trans
on
Bus
Foot-print
pin-compatible
upgrade from:
0.115
Yes
Yes
0.115
No
No
0.115
Yes
Yes
0.5
Yes
Yes
0.5
No
No
0.5
Yes
Yes
20
Yes
Yes
20
No
No
20
Yes
Yes
256
SN75180
MAX3080
256
SN75179
MAX3081
256
SN75176 SP483, MAX3082
256
SN75180
MAX3083
256
SN75179
MAX3084
256
SN75176
MAX3085
256
SN75180 SP1491, MAX3086
256
SN75179 SP1490, MAX3087
256
SN75176 SP1481, MAX3088
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com
19
SP3080E-SP3088E_100_062309