SP485EMN-L Exar Corporation, SP485EMN-L Datasheet - Page 3

• Manufacturer Part Number: SP485EMN-L
• Description: IC TXRX RS485 HALF DUPLEX 8NSOIC
• Manufacturer: Exar Corporation
• Type: Transceiverr

Specifications of SP485EMN-L

• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Number Of Drivers/receivers: 1/1
• Protocol: RS485
• Voltage - Supply: 5V
• Mounting Type: Surface Mount
• Operating Supply Voltage: 5 V
• Supply Current: 600 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 1016-1173-5

T
MIN
PARAMETERS
SP481E/SP485E DRIVER (continued)
AC Characteristics
Driver Enable to Output High
Driver Enable to Output Low
Driver Disable Time from High
Driver Disable Time from Low
SP481E/SP485E RECEIVER
DC Characteristics
Differential Input Threshold
Differential Input Threshold
(SP485EMN ONLY)
Input Hysteresis
Output Voltage High
Output Voltage Low
Three-State ( High Impedance)
Output Current
Input Resistance
Input Current (A, B); V
Input Current (A, B); V
Short Circuit Current
SP481E/SP485E RECEIVER
AC Characteristics
Max. Transmission Rate
Receiver Input to Output
Receiver Input to Output
Differential Receiver Skew
|t
Receiver Enable to Output Low
Receiver Enable to Output High
Receiver Disable from LOW
Receiver Disable from High
PHL
to T
- t
MAX
PLH
and V
|
CC
= +5.0V +/-5% unless otherwise noted.
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 50-668-707 • www.exar.com
IN
IN
= 2V
= -7V
MIN.
-0.2
-0.4
3.5
2
0
20
20
7
TYP.
40
40
40
40
20
5
45
45
3
45
45
45
45
3
MAX.
+0.2
+0.4
+.0
+/-
-0.8
00
00
0.4
70
70
70
70
95
70
70
70
70
ELECTRICAL CHARACTERISTICS
UNITS CONDITIONS
Mbps
Volts
Volts
Volts
Volts
mV
mA
mA
mA
kΩ
µA
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
C
S
C
S
C
S
C
S
-7V ≤ V
-7V ≤ V
V
I
I
0.4V ≤ V
-7V ≤ V
DE = 0V, V
V
DE = 0V, V
V
0V ≤ V
RE = 0V, DE = 0V
t
54Ω, C
t
54Ω, C
R
Figures 3 and 7
C
Closed
C
Closed
C
Closed
C
Closed
O
O
PLH ;
PHL ;
2

2

CM
IN
IN
L
L
L
L
DIFF
RL
RL
RL
RL
= -4mA, V
= +4mA, V
closed
closed
closed
closed
= 100pF, see Figures 4 and 6,
= 100pF, see Figures 4 and 6,
= 100pF, see Figures 4 and 6,
= 100pF, see Figures 4 and 6,
= 2V
= -7V
= 15pF, Figures 2 & 8; S
= 15pF, Figures 2 & 8; S
= 15pF, Figures 2 & 8; S
= 15pF, Figures 2 & 8; S
= 0V
See Figures 3 & 7, R
See Figures 3 & 7, R
= 54Ω, C
O
L
L
CM
CM
CM
≤ V
O
= C
= C
≤ +12V
≤ +12V
≤ +12V
≤ 2.4V; RE = 5V
CC
CC
CC
ID
L2
L2
ID
= 0V or 5.25V,
= 0V or 5.25V,
L
= +200mV
SP48E,485E_02_08080
= +200mV
= 00pF
= 00pF
= C
L2
= 100pF, see
DIFF
DIFF

2

2
=
=