參數(shù)資料
型號: ISL8487
廠商: Intersil Corporation
英文描述: 1/8 Unit Load, 5V, Low Power, High Speed or Slew Rate Limited, RS-485/RS-422 Transceivers(1/8 單位負(fù)載、5V、小功率、高速或帶有限斜率功能的RS-485/RS-422收發(fā)器)
中文描述: 1 / 8單位負(fù)載,5V,低功耗,高速或擺率限制,RS-485/RS-422收發(fā)器(1 / 8單位負(fù)載,5V的,小功率,高速或帶有限斜率功能的RS-485/RS -422收發(fā)器)
文件頁數(shù): 3/13頁
文件大?。?/td> 453K
代理商: ISL8487
3
FN6050.7
July 31, 2006
Pin Descriptions
PIN
FUNCTION
RO
Receiver output: If A > B by at least 0.2V, RO is high; If A < B by 0.2V or more, RO is low; RO = High if A and B are unconnected (floating).
RE
Receiver output enable. RO is enabled when RE is low; RO is high impedance when RE is high.
DE
Driver output enable. The driver outputs, Y and Z, are enabled by bringing DE high. They are high impedance when DE is low.
DI
Driver input. A low on DI forces output Y low and output Z high. Similarly, a high on DI forces output Y high and output Z low.
GND
Ground connection.
A/Y
RS-485/422 level, noninverting receiver input and noninverting driver output. Pin is an input (A) if DE = 0; pin is an output (Y) if DE = 1.
B/Z
RS-485/422 level, inverting receiver input and inverting driver output. Pin is an input (B) if DE = 0; pin is an output (Z) if DE = 1.
V
CC
System power supply input (4.5V to 5.5V).
Typical Operating Circuits
ISL8487, ISL81483, ISL81487
0.1
μ
F
+
D
R
7
6
8
1
2
3
4
5
V
CC
GND
RO
RE
DE
DI
A/Y
B/Z
+5V
0.1
μ
F
+
D
R
6
7
8
1
2
3
4
5
V
CC
GND
RO
RE
DE
DI
A/Y
B/Z
+5V
R
T
R
T
ISL8487, ISL81483, ISL81487
相關(guān)PDF資料
PDF描述
ISL81485IU 5V, 30Mbps, RS-485/RS-422 Transceiver
ISL81485IB 5V, 30Mbps, RS-485/RS-422 Transceiver
ISL81485IB-T 5V, 30Mbps, RS-485/RS-422 Transceiver
ISL81485IU-T 5V, 30Mbps, RS-485/RS-422 Transceiver
ISL81485 5V, 30Mbps, RS-485/RS-422 Transceiver(5V, 30Mbps, RS-485/RS-422收發(fā)器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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