參數(shù)資料
型號: ADM483EAR
廠商: ANALOG DEVICES INC
元件分類: 通用總線功能
英文描述: +-15 kV ESD Protected, EMC Compliant Slew Rate Limited, EIA RS-485 Transceiver
中文描述: LINE TRANSCEIVER, PDSO8
封裝: SOIC-8
文件頁數(shù): 4/12頁
文件大?。?/td> 324K
代理商: ADM483EAR
–4–
REV. 0
ADM483E
Test Circuits
V
OD
V
OC
R
R
Figure 1. Driver Voltage Measurement Test Circuit
V
OD3
V
TST
60
375
375
Figure 2. Driver Voltage Measurement Test Circuit 2
R
L
S1
S2
V
CC
C
L
V
OUT
A
B
0V OR 3V
DE IN
DE
Figure 3. Driver Enable/Disable Test Circuit
R
L
S2
V
CC
C
L
V
OUT
RE IN
RE
S1
+15V
–15V
Figure 4. Receiver Enable/Disable Test Circuit
–VO
VO
1/2VO
0V
3V
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
Figure 6. Driver Propagation Delay, Rise/Fall Timing
T
PLH
T
PHL
0V
0V
1.5V
1.5V
A–B
RO
V
OL
V
OH
Figure 8. Receiver Propagation Delay
Switching Characteristics
RL
DIFF
C
L1
C
L2
D
R
RO
RE
A
B
DI
Figure 5. Receiver Propagation Delay Test Circuit
T
ZH
1.5V
DE
1.5V
3V
0V
2.3V
T
HZ
V
OH
V
OH
– 0.5V
0V
A, B
V
OL
+ 0.5V
T
ZL
2.3V
T
LZ
V
OL
A, B
Figure 7. Driver Enable/Disable Timing
T
ZH
1.5V
1.5V
3V
0V
1.5V
T
HZ
V
OH
V
OH
– 0.5V
0V
R
V
OL
+ 0.5V
T
ZL
1.5V
T
LZ
V
OL
R
RE
O/P LOW
O/P HIGH
Figure 9. Receiver Enable/Disable Timing
相關(guān)PDF資料
PDF描述
ADM483E +-15 kV ESD Protected, EMC Compliant Slew Rate Limited, EIA RS-485 Transceiver
ADM483 5 V Low Power, Slew-Rate Limited RS-485/RS-422 Transceiver
ADM483AR 5 V Low Power, Slew-Rate Limited RS-485/RS-422 Transceiver
ADM483AR-REEL 5 V Low Power, Slew-Rate Limited RS-485/RS-422 Transceiver
ADM483AR-REEL7 5 V Low Power, Slew-Rate Limited RS-485/RS-422 Transceiver
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