參數(shù)資料
型號: SP3483EP
元件分類: RS-485
英文描述: +3.3V Low Power Slew Rate Limited Half-Duplex RS-485 Transceiver
中文描述: 3.3V低功耗轉換率受限的半雙工RS - 485收發(fā)器
文件頁數(shù): 5/9頁
文件大?。?/td> 156K
代理商: SP3483EP
5
SP3483 DS/04 SP3483 Low Power Slew Rate Limited Half-Duplex RS485 Transceivers Copyright 2000 Sipex Corporation
INPUTS
OUTPUTS
LINE
RE
X
X
X
DE
1
1
0
DI CONDITION
1
No Fault
0
No Fault
X
B
0
1
Z
A
1
0
Z
X
INPUTS
RE
0
0
0
1
OUTPUTS
R
1
0
1
Z
DE
0
0
0
0
A - B
+0.2V
-0.2V
Inputs Open
X
Table 1. Transmit Function Truth Table
Table 2. Receive Function Truth Table
Figure 2. Driver Propagation Delay Test Circuit
Figure 4. Driver Enable and Disable Timing Circuit,
Output HIGH
Figure 1. Driver DC Test Load Circuit
Figure 6. Receiver Propagation Delay Test Circuit
Figure 7. Receiver Enable and Disable Timing Circuit
R
R
V
OC
D
V
CC
V
OD
GENERATOR
50
V
CC
S1
V
DM
R
L
= 27
OUT
L
= 15pF
C
V
OM
= V
OH
+ V
OL
D
GENERATOR
(NOTE 1)
50
S1
R
L
= 110
OUT
C
= 50pF
(NOTE 2)
V
OM
= V
OH
+ V
OL
D
GENERATOR
50
S1
R
L
= 110
OUT
L
= 50pF
C
D
0V OR 3V
V
CC
GENERATOR
50
1.5V
0V
V
ID
R
OUT
L
= 15pF
C
OM
= V
CC
V
1.5V
-1.5V
S3
V
ID
GENERATOR
50
L
= 15pF
C
R
1k
S1
S2
V
CC
Figure 5. Driver Enable and Disable Timing Circuit,
Output LOW
GENERATOR
50
C
L
OUT
D
V
CC
R
L
=
60
C
L
= 15pF (NOTE 2)
Figure 3. Driver Differential Output Delay and Transition
Time Circuit
相關PDF資料
PDF描述
SP3485 3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate(3.3V,低功耗,半雙工RS-485收發(fā)器(數(shù)據(jù)傳輸率10Mbps))
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相關代理商/技術參數(shù)
參數(shù)描述
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