參數(shù)資料
型號(hào): SP3491
英文描述: 3.3V Low Power Full Duplex RS-485 Transceivers with 10Mbps Data Rate(3.3V,低功耗,全雙工RS-485收發(fā)器(數(shù)據(jù)傳輸率10Mbps))
中文描述: 3.3V低功耗全雙工RS - 485接口與高達(dá)10Mbps的數(shù)據(jù)速率(3.3,低功耗,全雙工RS - 485接口收發(fā)器(數(shù)據(jù)傳輸率高達(dá)10Mbps)收發(fā)器)
文件頁數(shù): 4/11頁
文件大?。?/td> 141K
代理商: SP3491
SP3490/3491DS/23 SP3490/3491 Low Power Full-Duplex RS485 Transceivers Copyright 1997 Sipex Corporation
4
Figure 7. Receiver Enable and Disable Timing Circuit
Figure 8. Driver Propagation Delay Waveforms
Figure 9. Driver Differential Output Delay and
Transition Time Waveforms
Figure 10. Driver Enable and Disable Timing Waveforms
Figure 11. Receiver Propagation Delay Waveforms
1.5V
-1.5V
S3
V
ID
GENERATOR
50
L =
15pF
C
R
1k
S1
S2
V
CC
0V
V
OH
t
PLH
t
PHL
V
OM
t
PHL
t
PLH
3V
V
OL
V
OH
1.5V
1.5V
INPUT
Y OUTPUT
V
OM
Z OUTPUT
V
OL
V
OM
V
OM
V
OM
=V
OH
+ V
OL
2
1.5V
3V
0V
V
CC
t
RPLH
1.5V
t
RPHL
V
OM
V
OM
0V
1.5V
INPUT
OUTPUT
V
OM
=V
CC
2
IN
1.5V
t
DPLH
1.5V
t
DPHL
3V
0V
OUT
50%
10%
50%
10%
90%
90%
t
R
t
F
2.0V
-2.0V
0V
V
OH
t
PZH
0.25V
t
PHZ
V
OM
t
PZL
t
PLZ
3V
V
OL
V
CC
1.5V
1.5V
DE
OUTPUT
HIGH
V
OM
0.25V
0V
OUTPUT
LOW
V
OM
=V
OH
+ V
OL
2
1.5V
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PDF描述
SP3493 3.3V Low Power Slew Rate Limited RS-485/RS-422 Transceivers(3.3V,低功耗,轉(zhuǎn)換速率限制,全雙工RS-485/RS-422收發(fā)器)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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SP3491CN-L/TR 功能描述:RS-485接口IC 3.3V LoPwr Full-Dup RS485w/10Mbps Data 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
SP3491CP 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Full Duplex RS-485 Transceivers with 10Mbps Data Rate