參數(shù)資料
型號(hào)： SP3493EN
英文描述： +3.3V Low Power Slew Rate Limited RS-485/RS-422 Transceivers
中文描述： 3.3V低功耗轉(zhuǎn)換率受限的RS-485/RS-422收發(fā)器
文件頁數(shù)： 8/11頁
文件大?。?/td> 131K
代理商： SP3493EN
8
10/16/02
SP3493/3494 +3.3V Low Power Slew-Rate Limited RS-485/RS-422 Transceivers
Copyright 2002 Sipex Corporation
Figure 8. Driver Propagation Delay Waveforms
Figure 12. Receiver Enable and Disable Waveforms
Figure 11. Receiver Propagation Delay Waveforms
Figure 10. Driver Enable and Disable Timing Waveforms
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
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
3V
0V
V
CC
t
RPLH
1.5V
t
RPHL
V
OM
V
OM
0V
1.5V
INPUT
OUTPUT
V
OM
=V
CC
2
3V
0V
t
PRHZ
1.5V
t
PRZH
t
PRSH
1.5V
1.5V
10%
0V
V
OH
RE
OUTPUT
S1 is open
S2 is closed
S3 = 1.5V
3V
0V
t
PRLZ
1.5V
t
PRZL
t
PRSL
1.5V
1.5V
10%
V
CC
RE
OUTPUT
S1 is closed
S2 is open
S3 = -1.5V
V
OL
NOTE 1:
The input pulse is supplied by a generator with the following characteristics:
PRR=250KHz, 50% duty cycle, t
< 6.0ns, Z
=50
.
NOTE 2:
C
L
includes probe and stray capacitance.
IN
1.5V
t
DO1
1.5V
t
DO2
3V
0V
OUT
50%
10%
50%
10%
90%
90%
t
TD
t
TD
2.0V
-2.0V
Figure 9. Driver Differential Output Delay and
Transition Time Waveforms
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SP3493EP 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power RS-485/RS-422 Transceivers
SP3494 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power RS-485/RS-422 Transceivers
SP3494CN 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power RS-485/RS-422 Transceivers
SP3494CN/TR 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述:
SP3494CN-L 功能描述:RS-422接口集成電路 3.3V Slew Ltd RS485/ RS422 2.5Mbps Half RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率: 工作電源電壓:5 V 電源電流:35 mA 工作溫度范圍: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-16 封裝:Tube
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