
6
Exar Coporation 48720 Kato Road, Fremont CA, 94538 (50) 668-7000 Fax (50) 668-707 www.exar.com
SP505_00_08308
AC CHARACTERISTICS
T
A = +25°C and VCC = +5.0V unless otherwise noted.
PARAMETER
MIN.
TYP.
MAX.
UNITS
CONDITIONS
RECEIVER DELAY TIME BETWEEN ACTIVE MODE AND TRI-STATE MODE (Continued)
RS-422/V.11
t
PZL; Tri-state to Output LOW
0.0
2.0
s
C
L = 00pF, Fig. 35 & 39; S1 closed
t
PZH; Tri-state to Output HIGH
0.0
2.0
s
C
L = 00pF, Fig. 35 & 39; S2 closed
t
PLZ; Output LOW to Tri-state
0.0
2.0
s
C
L = 5pF, Fig. 35 & 39; S1 closed
t
PHZ; Output HIGH to Tri-state
0.0
2.0
s
C
L = 5pF, Fig. 35 & 39; S2 closed
V.35
t
PZL; Tri-state to Output LOW
0.0
2.0
s
C
L = 00pF, Fig. 35 & 39; S1 closed
t
PZH; Tri-state to Output HIGH
0.0
2.0
s
C
L = 00pF, Fig. 35 & 39; S2 closed
t
PLZ; Output LOW to Tri-state
0.0
2.0
s
C
L = 5pF, Fig. 35 & 39; S1 closed
t
PHZ; Output HIGH to Tri-state
0.0
2.0
s
C
L = 5pF, Fig. 35 & 39; S2 closed
TRANSCEIVER TO TRANSCEIVER SKEW (per Figures 33, 36 and 38)
V.28 Driver
00
ns
| (t
PHL)Tx1 - (tPHL)Tx6,7 |
V.28 Driver
00
ns
| (t
PLH)Tx1 - (tPLH)Tx6,7 |
V.28 Receiver
20
ns
| (t
PHL)Rx1 - (tPHL)Rx2,7 |
V.28 Receiver
20
ns
| (t
PLH)Rx1 - (tPLH)Rx2,7 |
V. Driver
2
ns
| (t
PHL)Tx1 - (tPHL)Tx6,7 |
V. Driver
2
ns
| (t
PLH)Tx1 - (tPLH)Tx6,7 |
V. Receiver
3
ns
| (t
PHL)Rx1 - (tPHL)Rx2,7 |
V. Receiver
3
ns
| (t
PLH)Rx1 - (tPLH)Rx2,7 |
V.0 Driver
5
ns
| (t
PHL)Tx2 - (tPHL)Tx3,4,5 |
V.0 Driver
5
ns
| (t
PLH)Tx2 - (tPLH)Tx3,4,5 |
V.0 Receiver
5
ns
| (t
PHL)Rx2 - (tPHL)Rx3,4,5 |
V.0 Receiver
5
ns
| (t
PLH)Rx2 - (tPLH)Rx3,4,5 |
V.35 Driver
4
ns
| (t
PHL)Tx1 - (tPHL)Tx6,7 |
V.35 Driver
4
ns
| (t
PLH)Tx1 - (tPLH)Tx6,7 |
V.35 Receiver
6
ns
| (t
PHL)Rx1 - (tPHL)Rx2,7 |
V.35 Receiver
6
ns
| (t
PLH)Rx1 - (tPLH)Rx2,7 |
PARAMETER
MIN.
TYP.
MAX.
UNITS CONDITIONS
V
CC
4.75
5.00
5.25
Volts
I
CC (No Mode Selected)
30
mA
All I
CC values are with Vcc = +5V,
T = 25°C, all drivers loaded to their
specified maximum load and all
drivers are active at their maximum
specified data transmission rates
I
CC (V.28/RS-232)
60
mA
I
CC (V./RS-422)
300
mA
I
CC (RS-449)
250
mA
I
CC (V.35)
05
mA
I
CC (EIA-530)
260
mA
I
CC (EIA-530A)
250
mA
I
CC (V.36)
65
mA
POWER REQUIREMENTS