4
Rev: A Date:1/27/04
SP504 Multi–Mode Serial Transceivers
Copyright 2004 Sipex Corporation
SPECIFICATIONS
(Continued)
T
A
= +25
°
C and V
CC
= +5.0V unless otherwise noted.
MIN.
TYP.
MAX.
UNITS
CONDITIONS
RS-232 DRIVER (V.28)
Outputs
HIGH Level Output
LOW Level Output
Open Circuit Voltage
Short Circuit Current
Power Off Impedance
Slew Rate
+5.0
–15.0
–15
+15
–5.0
+15
±
100
Volts
Volts
Volts
mA
R
L
=3k
, V
IN
=0.8V
R
L
=3k
, V
IN
=2.0V
V
OUT
= 0V
V
cc
= 0V, V
out
=
±
2.0V
R
L
=3k
, C
= 50pF
V
CC
= +5.0V, T
@ +25
°
C
R
=3k
, C
=2500pF ;
between
±
3V, T
@ +25
°
C
R
L
=3k
, C
=2500pF
T
@ 25
°
C & V
= +5V only
Measured from 1.5V of V
IN
to 50% of V
OUT
;
R
L
=3k
300
30
V/
μ
s
Transition Time
1.56
μ
s
Max. Transmission Rate
Propagation Delay
t
PHL
t
PLH
RS-232 RECEIVER (V.28)
TTL Output Levels
V
OL
V
OH
Input
HIGH Threshold
LOW Threshold
Receiver Open Circuit Bias
Input Impedance
Max. Transmission Rate
Propagation Delay
t
PHL
t
PLH
RS-423 DRIVER (V.10)
TTL Input Levels
V
IL
V
Output
Open Circuit Voltage, V
O
HIGH Level Output, V
T
LOW Level Output, V
T
120
230.4
kbps
0.5
0.5
1
1
4
4
μ
s
μ
s
0.4
Volts
Volts
2.4
1.7
1.2
3.0
Volts
Volts
Volts
k
kbps
0.8
+2.0
7
3
5
V
IN
= +15V to –15V
120
230.4
T
@ 25
°
C & V
= +5V only
Measured from 50% of V
IN
to 1.5V of V
OUT
.
0.05
0.05
0.25
0.25
1
1
μ
s
μ
s
0.8
Volts
Volts
2.0
±
4.0
+3.6
–6.0
0.9V
OC
±
6.0
+6.0
–3.6
Volts
Volts
Volts
Volts
mA
μ
A
R
L
=3.9k
R
L
=450
; V
OUT
≥
0.9V
OC
R
L
=450
; V
≥
0.9V
T
A
=+25C,, V
CC
= +5.0V
V
OUT
= 0V, V
CC
= +5.0V
V
= 0V, V
=
±
0.25V
Rise/fall time, between
±
3V
R
L
=450
T
@ 25
°
C & V
= +5V only
Measured from 1.5V of V
IN
to 50% of V
OUT
; R
L
=450
Short Circuit Current
Power Off Current
Transition Time
Max. Transmission Rate
Propagation Delay
t
PHL
t
PLH
RS-423 RECEIVER (V.10)
TTL Output Levels
V
OL
V
OH
Input
HIGH Threshold
LOW Threshold
HIGH Input Current
LOW Input Current
Receiver Sensitivity
Input Impedance
Max. Transmission Rate
±
150
±
100
100
ns
120
kbps
0.05
0.05
0.5
0.5
2
2
μ
s
μ
s
0.4
Volts
Volts
2.4
+0.3
–7.0
+7.0
–0.3
Volts
Volts
Refer to Rec. input graph
Refer to Rec. input graph
V
CM
= +7V to –7V
V
IN
= +10V to –10V
±
0.3
Volts
k
kbps
4
120