參數(shù)資料
型號: SP1481ECN
英文描述: 【15kV Enhanced Low Power Half-Duplex RS-485 Transceivers
中文描述: 【15kV的增強(qiáng)低功耗半雙工RS - 485收發(fā)器
文件頁數(shù): 5/11頁
文件大?。?/td> 73K
代理商: SP1481ECN
5
Rev:B Date: 02/26/04
SP1481E Low Power Half-Duplex RS485 Transceivers
Copyright 2004 Sipex Corporation
INPUTS
OUTPUTS
LINE
RE
X
X
X
X
DE
1
1
0
1
DI CONDITION
1
No Fault
0
No Fault
X
X
Fault
B
0
1
Z
Z
A
1
0
Z
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
+3V
0V
DE
5V
V
OL
A, B
0V
1.5V
1.5V
t
ZL
t
ZH
f = 1MHz; t
R
< 1.0ns; t
F
< 1.0ns
V
OH
A, B
2.3V
2.3V
t
LZ
t
HZ
0.5V
0.5V
Output normally LOW
Output normally HIGH
+3V
0V
RE
5V
R
0V
1.5V
1.5V
t
ZL
t
ZH
f = 1MHz; t
R
< 1.0ns; t
F
< 1.0ns
R
1.5V
1.5V
t
LZ
t
HZ
0.5V
0.5V
Output normally LOW
Output normally HIGH
V
IL
V
IH
Figure 8. Receiver Enable and Disable Times
Figure 7. Receiver Propagation Delays
Figure 6. Driver Enable and Disable Times
V
OH
V
OL
R
1.5V
1.5V
t
PHL
f = 1MHz; t
R
< 1.0ns; t
F
< 1.0ns
OUTPUT
V
0D2
+
V
0D2
A – B
0V
0V
t
PLH
INPUT
t
SKEW =
|
t
PHL -
t
PLH
|
相關(guān)PDF資料
PDF描述
SP1481ECP 【15kV Enhanced Low Power Half-Duplex RS-485 Transceivers
SP1481EEN 【15kV Enhanced Low Power Half-Duplex RS-485 Transceivers
SP1481EEP 【15kV Enhanced Low Power Half-Duplex RS-485 Transceivers
SP1481EMN 【15kV Enhanced Low Power Half-Duplex RS-485 Transceivers
SP1485EMN Enhanced Low Power Half-Duplex RS-485 Transceivers
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SP1481ECN-L 功能描述:RS-485接口IC RS485 w/shutdown temp 0C to 70C RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
SP1481ECN-L/TR 功能描述:RS-422/RS-485 接口 IC 20MBPS HALF-DUPLEX +/-15KV ESD 0-70C 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
SP1481ECP 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:【15kV Enhanced Low Power Half-Duplex RS-485 Transceivers
SP1481EEN 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:【15kV Enhanced Low Power Half-Duplex RS-485 Transceivers
SP1481EEN-L 功能描述:RS-485接口IC RS485 w/shutdown temp -40C to 85C RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube