SP3490CN SIPEX [Sipex Corporation], SP3490CN Datasheet - Page 2

• Manufacturer Part Number: SP3490CN
• Description: +3.3V Low Power Full Duplex RS-485 Transceivers with 10Mbps Data Rate
• Manufacturer: SIPEX [Sipex Corporation]

ABSOLUTE MAXIMUM RATINGS
These are stress ratings only and functional operation of the device at
these ratings or any other above those indicated in the operation sections
of the specifications below is not implied. Exposure to absolute maximum
rating conditions for extended periods of time may affect reliability.
V
Input Voltages
Output Voltages
Storage Temperature ................................................... -65˚C to +150˚
Power Dissipation per Package
8-pin NSOIC (derate 6.90mW/
8-pin PDIP (derate 11.8mW/
14-pin NSOIC (derate 8.33mW/
14-pin PDIP (derate 14.3mW/
SPECIFICATIONS
T
Rev. 10/11/02
CC
AMB
PARAMETERS
SP3490 DRIVER
DC Characteristics
Differential Output Voltage
Differential Output Voltage
Differential Output Voltage
Change in Magnitude of Driver
Differential Output Voltage for
Complimentary States
Driver Common-Mode
Output Voltage
Input High Voltage
Input Low Voltage
Input Current
Driver Short-Circuit Current
SP3490 DRIVER
AC Characteristics
Maximum Data Rate
Driver Input to Output, t
Driver Input to Output, t
Differential Driver Skew
Driver Rise or Fall Time
SP3490 RECEIVER
DC Characteristics
Differential Input Threshold
Input Hysteresis
Output Voltage High
Output Voltage Low
Input Resistance
Input Current (A, B); V
Input Current (A, B); V
Short-Circuit Current
............................................................................................. +6.0V
= T
Drivers ............................................................... -0.3V to +6.0V
Receivers ......................................................................... ±14V
Drivers .............................................................................. ±14V
Receivers .......................................................... -0.3V to +6.0V
V
V
MIN
OUT
OUT
to T
= HIGH
= LOW
MAX
and V
CC
= 3.3V ± 5% unless otherwise noted.
o
C above +70
o
o
C above +70
C above +70
o
C above +70
IN
IN
PLH
PHL
= 12V
= -7V
SP3490/3491 Low Power Full-Duplex RS485 Transceivers
o
C) ...................... 1000mW
o
o
C) .................... 1200mW
C) ..................... 600mW
o
C) ................... 700mW
V
GND
MIN.
CC
1.5
2.0
0.2
10
20
20
12
2
-0.4
TYP.
40
40
25
15
2
5
MAX.
+250
+250
+0.2
-0.8
V
V
V
+10
0.2
0.8
0.4
1.0
2
60
60
20
60
3
CC
CC
CC
UNITS
Mbps
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
mA
mA
mV
mA
mA
mA
µA
kΩ
ns
ns
ns
ns
CONDITIONS
Unloaded; R = ∞ Ω; Figure 1
With Load; R = 50Ω; (RS-422);
Figure 1
With Load; R = 27Ω; (RS-485); Figure 1
R = 27Ω or R = 50Ω; Figure 1
R = 27Ω or R = 50Ω; Figure 1
-7V < V
-7V < V
R=27Ω, Figures 2 and 8
R=27Ω, Figures 2 and 8
Figures 2 and 8
From 10% to 90%; Figures 3 and 9
-7V < V
V
I
I
-7V < V
V
V
0V < V
t
O
O
PHL
CM
IN
IN
= -1.5mA, V
= +2.5mA, V
= 12V
= -7V
(Y) - t
= 0V
O
O
O
CM
CM
< V
< +12V
< +12V
PLH
< 12V
≤ 12V
© Copyright 2002 Sipex Corporation
CC
(Y) , t
ID
ID
= +200mV
= -200mV
PHL
(Z) - t
PLH
(Z) ,