sp332ct-tr Exar Corporation, sp332ct-tr Datasheet - Page 2

• Manufacturer Part Number: sp332ct-tr
• Description: Rs-232/rs-485 Multi-mode Serial Transceiver
• Manufacturer: Exar 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
Driver Outputs...................................................................................... 15V
Storage Temperature..................................................-65˚C to +150˚C
Power Dissipation..........................................................................1000mW
SPECIFICATIONS
T
TGoddard/SP332/9617R0
CC
MIN
............................................................................................................+12V
PARAMETER
RS-485 DRIVER
DC Characteristics
Differential Output Voltage
Differential Output Voltage
Differential Output Voltage
Change in Magnitude of Driver
Differential Output Voltage for
Complementary States
Driver Common-Mode Output
Voltage
Input High Voltage
Input Low Voltage
Input Current
Driver Short-Circuit
Current
AC Characteristics
Driver Data Rate
Driver Input to Output
t
Driver Input to Output
t
Driver Skew
Driver Rise or Fall Time
RS-485 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
to T
PLH
PHL
Pull-Up Current
Pull-Down Current
V
V
MAX
OUT
OUT
and V
= HIGH
= LOW
Logic........................................................-0.5V to (V
Drivers..................................................-0.5V to (V
Receivers................................................. 30V@ 100mA
CC
= 5V 5% unless otherwise noted.
IN
IN
= 12V
= -7V
GND
MIN.
-0.2
2.0
1.5
2.0
3.5
35
35
10
12
3
SP332 RS-232/RS-485 Multi-Mode Serial Transceiver
TYP.
1.5
3.0
70
70
15
70
15
CC
CC
5
+0.5V)
+0.5V)
MAX.
+0.2
+1.5
250
250
180
180
-0.8
2
V
5.0
5.0
0.8
0.4
0.2
10
40
85
3
10
CC
UNITS
Volts
Volts
Volts
Volts
Volts
Volts
Volts
mA
mA
Mbps
ns
ns
ns
ns
Volts
mV
Volts
Volts
k
mA
mA
mA
A
A
A
CONDITIONS
Unloaded; R= ; see figure 1
With Load; R=50 (RS-422);
see figure 1
With Load; R=27 (RS-485);
see figure 1
R=27
R=27
Applies to transmitter inputs,
SEL A, SEL B, SD, LB
Applies to
SEL A, SEL B, SD, LB
Applies to:
transmitter inputs, LB
SEL A, SEL B, SD,
-7V V
-7V V
R
see figures 3 and 6
R
see figures 3 and 6
From output to output;
see figures 3 and 6
From 10% to 90%; R
C
-7V V
V
I
I
-7V V
receiver input. B is the inverting
receiver input
0V V
O
O
V
V
DIFF
DIFF
L1
CM
=-4mA, V
=+4mA, V
IN
IN
=C
= 12V, A is the non-inverting
= -7V
=0V
=54 , C
=54 , C
CM
L2
O
O
CM
CM
=100pF; see figures 3 and 6
or R=50 ; see figure 1
or R=50 ; see figure 1
10V
10V
V
12V
12V
CC
© Copyright 2000 Sipex Corporation
ID
ID
=+200mV
L1
L1
=-200mV
=C
=C
L2
L2
=100pF;
=100pF;
DIFF
=54 ,