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ADM3491AR-REEL7

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
ADM3483/ADM3485/ADM3488/ADM3490/ADM3491 Data Sheet
Rev. E | Page 10 of 20
140
0
01
05524-018
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
2
120
100
80
60
40
20
246810
Figure 13. Output Current vs. Driver Output Low Voltage
–
125
–5
–7 3
05524-019
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
–115
–105
–95
–85
–75
–65
–55
–45
–35
–25
–15
–6 –5 –4 –3 –2 –1 0 1 2
Figure 14. Output Current vs. Driver Output High Voltage
1.2
0.3
–40
05524-020
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
–30 –20 –10 0 10 20 30 40 50 60 70 80
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
DE = RE = GND
DE = RE = X*
*X = DON’T CARE
Figure 15. Supply Current vs. Temperature
90
0
–40
05524-021
TEMPERATURE (°C)
SHUTDOWN CURRENT (nA)
–30 –20 –10 0 10 20 30 40 50 60 70 80
80
70
60
50
40
30
20
10
Figure 16. Shutdown Current vs. Temperature
Data Sheet ADM3483/ADM3485/ADM3488/ADM3490/ADM3491
Rev. E | Page 11 of 20
TEST CIRCUITS
R
L
/2
R
L
/2
V
OC
A
/
Y
B/Z
V
OD
05524-003
Figure 17. Differential Output Voltage
and Common-Mode Voltage Drivers
V
CM
=
–7V TO +12V
V
CC
R
L
375
375
V
OD
D
05524-004
Figure 18. Differential Output Voltage Drivers
with Varying Common-Mode Voltage
0
5524-005
I
OH
(–)
I
OL
(+)
V
OH
V
OL
R
0
V
ID
Figure 19. CMOS Output Voltage High and
CMOS Output Voltage Low Receivers
D
GENERATOR
1
V
CC
50
C
L
R
L
=
60
C
L
= 15pF
2
05524-036
OUT
1
PPR = 250kHz, 50% DUTY CYCLE,
t
R
6.0ns, Z
O
=50.
2
C
L
INCLUDES PROBE AND STRAY CAPACITANCE.
Figure 20. Driver Differential Output Delay and Transition Times
D
V
OM
R
L
=27
OUT
C
L
=15pF
2
GENERATOR
1
V
CC
50
S1
V
OM
=
V
OH
+V
OL
2
1.5V
05524-037
1
PPR = 250kHz, 50% DUTY CYCLE,
t
R
6.0ns, Z
O
=50.
2
C
L
INCLUDES PROBE AND STRAY CAPACITANCE.
Figure 21. Driver Propagation Delays
D
OUT
C
L
= 50pF
2
GENERATOR
1
50
S1
V
OM
=
V
OH
+V
OL
2
1.5V
R
L
= 110
0V OR 3V
05524-038
1
PPR = 250kHz, 50% DUTY CYCLE,
t
R
6.0ns, Z
O
=50.
2
C
L
INCLUDES PROBE AND STRAY CAPACITANCE.
Figure 22. Driver Enable and Disable Times (t
PZH
, t
PSH
, t
PHZ
)
ADM3483/ADM3485/ADM3488/ADM3490/ADM3491 Data Sheet
Rev. E | Page 12 of 20
D
OUT
C
L
= 50pF
2
GENERATOR
1
50
S1
0V OR 3V
V
CC
R
L
=110
05524-039
1
PPR = 250kHz, 50% DUTY CYCLE,
t
R
6.0ns, Z
O
=50.
2
C
L
INCLUDES PROBE AND STRAY CAPACITANCE.
Figure 23. Driver Enable and Disable Times (t
PZL
, t
PSL
, t
PLZ
)
05524-040
GENERATOR
1
50
C
L
=15pF
2
R
1.5V
0
V
OM
=
V
CC
2
OUT
V
ID
1
PPR = 250kHz, 50% DUTY CYCLE,
t
R
6.0ns, Z
O
=50.
2
C
L
INCLUDES PROBE AND STRAY CAPACITANCE.
Figure 24. Receiver Propagation Delays
R
GENERATOR
1
50
C
L
2
S3
S1
S2
V
CC
+1.5V
–1.5V
V
ID
1k
05524-041
1
PPR = 250kHz, 50% DUTY CYCLE,
t
R
6.0ns, Z
O
=50.
2
C
L
INCLUDES PROBE AND STRAY CAPACITANCE.
Figure 25. Receiver Enable and Disable Times
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

ADM3491AR-REEL7

Mfr. #:
Buy ADM3491AR-REEL7
Manufacturer:
Analog Devices Inc.
Description:
RS-422/RS-485 Interface IC 3V FULL DUPLEX RS 485 I.C.
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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