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ADM489ANZ

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
ADM488/ADM489
Rev. D | Page 7 of 16
TEST CIRCUITS
V
OC
R
R
V
OD
00079-019
Figure 6. Driver Voltage Measurement Test Circuit
V
TST
60Ω
375Ω
375Ω
V
OD3
0
0079-020
Figure 7. Driver Enable/Disable Test Circuit
R
L
S1
S2
V
CC
A
B
0
V OR 3V
DE IN
DE
C
L
V
OUT
00079-021
Figure 8. Driver Voltage Measurement Test Circuit 2
RE
RE IN
–1.5V
+1.5V
S1
R
L
S2
V
CC
C
L
V
OUT
0
0079-022
Figure 9. Receiver Enable/Disable Test Circuit
RL
DIFF
C
L1
C
L2
D
R
RO
A
B
DI
3
V
DE
Y
Z
RE
0
0079-023
Figure 10. Driver/Receiver Propagation Delay Test Circuit
ADM488/ADM489
Rev. D | Page 8 of 16
SWITCHING CHARACTERISTICS
–VO
VO
1/2VO
0V
3
V
1.5V
1.5V
T
PLH
T
SKEW
+VO
0V
90% POINT
10% POINT
90% POINT
10% POINT
T
PHL
B
A
T
SKEW
T
R
T
F
00079-006
Figure 11. Driver Propagation Delay, Rise/Fall Timing
T
PLH
T
PHL
0V
0V
1.5V 1.5V
A–B
RO
V
OL
V
OH
A–B
00079-007
Figure 12. Receiver Propagation Delay
T
ZH
1.5V
DE
1.5V
3
V
0V
2.3V
T
HZ
V
OH
0V
A, B
T
ZL
2.3V
T
LZ
V
OL
A, B
V
OL
+0.5V
V
OH
–0.5V
00079-008
Figure 13. Driver Enable/Disable Timing
1.5V 1.5V
3
V
0V
1.5V
0V
R
1.5VR
O/P LOW
O/P HIGH
RE
V
OL
+0.5V
V
OH
–0.5V
V
OL
V
OH
T
ZL
T
ZH
T
LZ
T
HZ
00079-009
Figure 14. Receiver Enable/Disable Timing
ADM488/ADM489
Rev. D | Page 9 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
40
35
0
1.0 1.5
20
15
10
5
30
25
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
0 0.5 2.0 2.5
00079-010
Figure 15. Output Current vs. Receiver Output Low Voltage
3.4 3.6 5.03.8 4.0 4.2 4.4 4.6 4.8
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
–20
–10
–5
0
–15
0
0079-011
Figure 16. Output Current vs. Receiver Output High Voltage
0.5
1.0
1.5
2.0
2.5
90
80
0
40
30
20
10
70
50
60
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
03.0
00079-012
Figure 17. Output Current vs. Driver Output Low Voltage
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5
0
–10
–90
–50
–60
–70
–80
–20
–40
–30
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
05
00079-013
.0
Figure 18. Output Current vs. Driver Output High Voltage
80
0
70
40
30
20
10
60
50
OUTPUT VOLTAGE (V)
OUTPUT CURRENT (mA)
00.5 4.5
1.0
1.5
2.0 3.0
3.5
4.0
2.5
00079-014
Figure 19. Output Current vs. Driver Differential Output Voltage
10
0%
100
90
T
T
T
RO
DI
00079-015
Figure 20. Driving 4000 Ft. of Cable
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

ADM489ANZ

Mfr. #:
Buy ADM489ANZ
Manufacturer:
Analog Devices Inc.
Description:
RS-422/RS-485 Interface IC 5V Slew-Rate Ltd 250kbps Full Duplex
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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