ADM483
Rev. 0 | Page 7 of 16
TEST CIRCUITS
05079-003
V
OD
R
R
V
OC
Figure 3. Driver Voltage Measurement
05079-004
V
OD3
60
375
375
V
TST
Figure 4. Driver Voltage Measurement over Common-Mode Voltage Range
05079-005
C
L1
C
L2
R
LDIFF
A
B
Figure 5. Driver Propagation Delay
05079-006
R
L
V
CC
S2
V
OUT
DE IN
0V OR 3V
DE
S1
B
A
C
L
Figure 6. Driver Enable/Disable
05079-007
RE
B
A
C
L
V
OUT
Figure 7. Receiver Propagation Delay
RE
05079-008
R
L
V
CC
S2
V
OUT
S1
C
L
+1.5V
–1.5V
RE IN
Figure 8. Receiver Enable/Disable
ADM483
Rev. 0 | Page 8 of 16
SWITCHING CHARACTERISTICS
05079-009
3
V
0
V
5
V
0
V
A
B
VO
t
R
t
F
t
PLH
t
PHL
90% POINT
10% POINT
90% POINT
10% POINT
t
SKEW
=
|t
PLH –
t
PHL
|
1/2VO
1.5V
1.5V
Figure 9. Driver Propagation Delay, Rise/Fall Timing
05079-010
t
SKEW
=
|t
PLH –
t
PHL
|
1.5V 1.5V
t
PLH
t
PHL
RO
V
OH
0VA, B
0V
V
OL
Figure 10. Receiver Propagation Delay
05079-011
A, B
A, B
DE
3V
0V
0V
V
OH
V
OL
1.5V
t
LZ
t
ZL
1.5V
t
HZ
t
ZH
2.3V
2.3V
V
OL
+0.5V
V
OH
–0.5V
Figure 11. Driver Enable/Disable Timing
05079-012
R
R
RE
3V
0V
0V
V
OH
V
OL
1.5V
t
LZ
t
ZL
1.5V
t
HZ
t
ZH
1.5V
1.5V
V
OL
+0.5V
V
OH
–0.5V
O/P HIGH
O/P LOW
Figure 12. Receiver Enable/Disable Timing
ADM483
Rev. 0 | Page 9 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
400
0
50
100
150
200
250
300
350
50250 255075100125
05079-013
TEMPERATURE (
°C)
UNLOADED SUPPLY CURRENT (µA)
DE = V
CC
DE = GND
Figure 13. Supply Current vs. Temperature
05079-014
50
0
5
10
15
20
25
30
35
40
45
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
RECEIVER OUTPUT LOW VOLTAGE (V)
RECEIVER OUTPUT CURRENT (mA)
Figure 14. Output Current vs. Receiver Output Low Voltage
05079-015
5
0
–5
–10
–15
–20
3.5 4.0 4.5 5.0 5.5
RECEIVER OUTPUT HIGH VOLTAGE (V)
RECEIVER OUTPUT CURRENT (mA)
Figure 15. Output Current vs. Receiver Output High Voltage
05079-016
0.40
0.15
0.20
0.25
0.30
0.35
–50 –25 0 25 50 75 100 125
TEMPERATURE (
°
C)
OUTPUT LOW VOLTAGE (V)
Figure 16. Receiver Output Low Voltage vs. Temperature
05079-017
4.6
4.0
4.1
4.2
4.3
4.4
4.5
50250 255075100125
TEMPERATURE (
°
C)
OUTPUT HIGH VOLTAGE (V)
Figure 17. Receiver Output High Voltage vs. Temperature
05079-018
90
0
10
20
30
40
50
60
70
80
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
DIFFERENTIAL OUTPUT VOLTAGE (V)
DRIVER OUTPUT CURRENT (mA)
Figure 18. Driver Output Current vs. Differential Output Voltage

ADM483JR-REEL7

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
RS-422/RS-485 Interface IC S/Rate EMC Compliant RS485 Tranciever IC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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