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ADM489ABRMZ データシートの表示(PDF) - Analog Devices
部品番号
コンポーネント説明
メーカー
ADM489ABRMZ
Full-Duplex, Low Power, Slew Rate Limited, EIA RS-485 Transceivers
Analog Devices
ADM489ABRMZ Datasheet PDF : 16 Pages
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TEST CIRCUITS
V
OD
R
R
V
OC
Figure 11. Driver Voltage Measurement Test Circuit
375
Ω
V
OD3
60
Ω
V
TST
375
Ω
Figure 12. Driver Enable/Disable Test Circuit
V
CC
0V OR 3V
A
S1
DE
B
R
L
S2
C
L
V
OUT
DE IN
Figure 13. Driver Voltage Measurement Test Circuit
ADM488A/ADM489A
+1.5V
V
CC
S1
–1.5V
R
L
S2
RE
C
L
V
OUT
RE IN
Figure 14. Receiver Enable/Disable Test Circuit
3V
DE
Y
DI
D
Z
C
L1
RL
DIFF
C
L2
A
RO
R
B
RE
Figure 15. Driver/Receiver Propagation Delay Test Circuit
Rev. 0 | Page 9 of 16
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