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參數(shù)資料
| 型號(hào)： | SP488ES |
| 英文描述： | Quad RS-485/RS-422 Line Receivers |
| 中文描述： | 四RS-485/RS-422收發(fā)線接收器 |
| 文件頁數(shù)： | 3/6頁 |
| 文件大?。?/td> | 81K |
| 代理商： | SP488ES |
3
SP488/489
Quad RS-485/RS-422 Line Receivers
Copyright 2000 Sipex Corporation
A
B
54
100pF
DI
1/4 SP486
1/4 SP488
100pF EN
EN
ROn
DRIVER
RCVR
C
L
Figure 1. Timing Test Circuit
S
1
RCVR
S
2
V
CC
1k
C
L
1k
Figure 2. Enable/Disable Timing Test Circuit
Pin 6 — RI
2
A — Receiver 2 input A.
Pin 7 — RI
2
B — Receiver 2 input B.
Pin 8 — GND — Digital Ground.
Pin 9 — RI
3
B — Receiver 3 input B.
Pin 10 — RI
3
A
—
Receiver 3 input A.
Pin 11 — RO
— Receiver 3 Output — If
Receiver 3 output is enabled, if RI
A > RI
B by
200mV, Receiver 3 output is high. If Receiver 3
output is enabled, and if RI
A < RI
3
B by
200mV, Receiver 3 output is low.
Pin 12 — EN — Receiver Output Enable. Please
refer to SP488 Truth Table (1).
SP488 PINOUT
Pin 1 — RI
1
B — Receiver 1 input B.
Pin 2 — RI
1
A
—
Receiver 1 input A.
Pin 3 — RO
— Receiver 1 Output — If Re-
ceiver 1 output is enabled, if RI
A
> RI
B by
200mV, Receiver output is high. If Receiver 1
output is enabled, and if RI
1
A
< RI
1
B
by 200mV,
Receiver 1 output is low.
Pin 4 — EN — Receiver Output Enable. Please
refer to SP488
Truth Table (1)
.
Pin 5 — RO
— Receiver 2 Output — If Re-
ceiver 2 output is enabled, if RI
A > RI
B by
200mV, Receiver 2 output is high. If Receiver 2
output is enabled, and if RI
A < RI
2
B by
200mV, Receiver 2 output is low.
SP488
RI
1
B
RI
1
A
RO
1
EN
RO
2
RI
2
A
RI
2
B
GND
V
CC
RI
4
B
RI
4
A
RO
4
EN
RO
3
RI
3
A
RI
3
B
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1
4
3
2
SP489
RI
1
B
RI
1
A
RO
1
EN
1
/EN
2
RO
2
RI
2
A
RI
2
B
GND
V
CC
RI
4
B
RI
4
A
RO
4
EN
3
/EN
4
RO
3
RI
3
A
RI
3
B
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1
4
3
2
PINOUT
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SP489CS | Quad RS-485/RS-422 Line Receivers |
| SP489CT | Quad RS-485/RS-422 Line Receivers |
| SP489ES | Quad RS-485/RS-422 Line Receivers |
| SP488ET | Quad RS-485/RS-422 Line Receivers |
| SP489 | Quad RS-485/RS-422 Line Receivers |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SP488ET | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Quad RS-485/RS-422 Line Receivers |
| SP488ET-L | 功能描述:RS-422/RS-485 接口 IC Quad RS-485/RS-422 Line Drivers RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube |
| SP488ET-L/TR | 功能描述:RS-422/RS-485 接口 IC Quad RS-485/RS-422 Line Drivers RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube |
| SP489 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Quad RS-485/RS-422 Line Receivers |
| SP489A | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:High Speed Quad RS-485/RS-422 Line Receivers |
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