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ADM2481BRWZ

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21
Data Sheet ADM2481
Rev. A | Page 9 of 20
600
500
400
300
200
100
0
60 8535–15 10–40
08920-034
TEMPERATURE (°C)
TIME (ns)
t
PLHA
t
PHLA
t
PLHB
t
PHLB
Figure 9. Driver Propagation Delay vs. Temperature
800
0
100
200
300
400
500
600
700
08920-035
TIME (ns)
t
PLH
t
PHL
60 8535–15 10–40
TEMPERATURE (°C)
Figure 10. Receiver Propagation Delay vs. Temperature
CH1 5.00V CH2 1.00V
CH3 1.00V CH4 5.00V
M200ns A CH1 3.10V
1
2
4
T 1.33600µs
08920-022
Figure 11. Driver/Receiver Propagation Delay, High to Low
CH1 5.00V CH2 1.00V
CH3 1.00V CH4 5.00V
M200ns A CH1 3.10V
1
2
4
T 360.000ns
08920-023
Figure 12. Driver/Receiver Propagation Delay, Low to High
ADM2481 Data Sheet
Rev. A | Page 10 of 20
350
300
250
200
150
100
50
0
0 50 100 150 200
CASE TEMPERATURE (°C)
SAFETY-LIMITING CURRENT (mA)
BUS SIDE
LOGIC SIDE
08920-024
Figure 13. Thermal Derating Curve, Dependence of Safety-Limiting Values
with Case Temperature per VDE 0884
35
0
5
10
15
20
25
30
2.252.001.751.501.251.000.750.500.250
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
08920-037
Figure 14. Output Current vs. Receiver Output Low Voltage
0
–30
–25
–20
–15
–10
–5
5.03.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 4.8
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
08920-036
Figure 15. Output Current vs. Receiver Output High Voltage
Data Sheet ADM2481
Rev. A | Page 11 of 20
TEST CIRCUITS
08920-003
V
OD
V
OC
R
L
R
L
Figure 16. Driver Voltage Measurement
V
OD3
375
Ω
375Ω
60Ω
V
TEST
08920-004
Figure 17. Driver Voltage Measurement over Common-Mode Range
A
B
R
L
0
8920-005
C
L1
C
L2
Figure 18. Driver Propagation Delay
A
S1
R
L
0V OR 3
V
B
DE IN
DE
S2
V
CC
C
L
V
OUT
08920-006
Figure 19. Driver Enable/Disable
A
B
V
OUT
C
L
RE
08920-007
Figure 20. Receiver Propagation Delay
C
L
V
OUT
R
L
S2
V
CC
+1.5V
S1
–1.5V
RE IN
RE
0
8920-008
Figure 21. Receiver Enable/Disable
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21

ADM2481BRWZ

Mfr. #:
Buy ADM2481BRWZ
Manufacturer:
Analog Devices Inc.
Description:
RS-422/RS-485 Interface IC 2.5kV Signal Iso 500kbps Half Duplex
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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