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參數(shù)資料
| 型號： | SP3486ET |
| 英文描述： | +3.3V Low Power Quad RS-485/RS-422 Line Drivers |
| 中文描述： | 3.3V低功耗四RS-485/RS-422收發(fā)線驅(qū)動器 |
| 文件頁數(shù)： | 3/9頁 |
| 文件大小： | 121K |
| 代理商： | SP3486ET |
10/15/02
SP3486/3487 Low Power Quad RS485/422 Line Drivers
3
Copyright 2002 Sipex Corporation
PINOUT — SP3486
1
2
3
4
SP3486
DI
1
DO
1
A
DO
1
B
EN
DO
2
B
DO
2
A
DI
2
GND
V
CC
DI
4
DO
4
A
DO
4
B
EN
DO
3
B
DO
3
A
DI
3
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Figure 2. Driver Propagation Delay Test Circuit
Pin 8 — GND — Digital Ground.
Figure 1. Driver DC Test Load Circuit
Figure 3. Driver Enable and Disable Timing Circuit,
Output HIGH
SP3486 PINOUT
Pin 1 — DI
— Driver 1 Input — If Driver 1 output
is enabled, logic 0 on DI
forces driver output
DO
A low and DO
B high. A logic 1 on DI
with
Driver 1 output enabled forces driver DO
1
A high
and DO
1
B low.
Pin 2 — DO
1
A — Driver 1 output A.
Pin 3 — DO
1
B — Driver 1 output B.
Pin 4 — EN — Driver Output Enable. Please refer
to SP3486
Truth Table (1).
Pin 5 — DO
2
B — Driver 2 output B.
Pin 6 — DO
2
A — Driver 2 output A.
Pin 7 — DI
— Driver 2 Input — If Driver 2 output
is enabled, logic 0 on DI
forces driver output
DO
A low and DO
B high. A logic 1 on DI
with
Driver 2 output enabled forces driver DO
2
A high
and DO
2
B low.
Pin 9 — DI
— Driver 3 Input — If Driver 3 output
is enabled, logic 0 on DI
forces driver output
DO
A low and DO
B high. A logic 1 on DI
with
Driver 3 output enabled forces driver DO
3
A high
and DO
3
B low.
Pin 10 — DO
3
A — Driver 3 output A.
Pin 11 — DO
3
B — Driver 3 output B.
Pin 12 — EN — Driver Output Disable. Please
refer to SP486
Truth Table (1)
.
Figure 4. Driver Enable and Disable Timing Circuit,
Output LOW
R
R
V
OC
D
V
CC
V
OD
GENERATOR
(NOTE 1)
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
C
= 50pF
(NOTE 2)
D
0V OR 3V
V
CC
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SP3487CP | +3.3V Low Power Quad RS-485/RS-422 Line Drivers |
| SP3487CT | +3.3V Low Power Quad RS-485/RS-422 Line Drivers |
| SP3487EP | +3.3V Low Power Quad RS-485/RS-422 Line Drivers |
| SP3487ET | +3.3V Low Power Quad RS-485/RS-422 Line Drivers |
| SP3486CP | +3.3V Low Power Quad RS-485/RS-422 Line Drivers |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SP3487 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Quad RS-485/RS-422 Line Drivers |
| SP3487CP | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Quad RS-485/RS-422 Line Drivers |
| SP3487CT | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Quad RS-485/RS-422 Line Drivers |
| SP3487EP | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Quad RS-485/RS-422 Line Drivers |
| SP3487ET | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Quad RS-485/RS-422 Line Drivers |
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