參數(shù)資料
型號(hào)： SP3485EN
英文描述： +3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate
中文描述： 3.3V低功耗半雙工RS - 485收發(fā)器數(shù)據(jù)速率高達(dá)10Mbps
文件頁數(shù)： 6/9頁
文件大?。?/td> 125K
代理商： SP3485EN
10/15/02
SP3481/3485 Low Power Half-Duplex RS485 Transceivers
6
Copyright 2000 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
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
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
相關(guān)PDF資料
PDF描述
SP3485EP +3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate
SP3487 +3.3V Low Power Quad RS-485/RS-422 Line Drivers
SP3486CT +3.3V Low Power Quad RS-485/RS-422 Line Drivers
SP3486EP +3.3V Low Power Quad RS-485/RS-422 Line Drivers
SP3486ET +3.3V Low Power Quad RS-485/RS-422 Line Drivers
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SP3485EN-L 功能描述:RS-485接口IC RS485 10000 kbp 3.3V 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
SP3485EN-L/TR 功能描述:RS-485接口IC 3.3V LoPwr Half-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
SP3485EP 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Half-Duplex RS-485 Transceivers with 10Mbps Data Rate
SP3486 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Quad RS-485/RS-422 Line Drivers
SP3486CP 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:+3.3V Low Power Quad RS-485/RS-422 Line Drivers
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