Electronic Components Datasheet Search
Selected language     English  ▼
Part Name
         Description


SP485 Datasheet(PDF) 6 Page - Sipex Corporation

Part No. SP485
Description  Low Power Half-Duplex RS-485 Transceivers
Download  10 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  SIPEX [Sipex Corporation]
Homepage  http://www.sipex.com
Logo 

 
 6 page
background image
6
Rev. 07/28/04
SP481/483/485 Low Power Half-Duplex RS485 Transceivers
© Copyright 2002 Sipex Corporation
Figure 6. Driver Propagation Delays
A
VOD
VOC
B
R
R
Figure 1. Driver DC Test Load Circuit
Figure 2. Receiver Timing Test Load Circuit
Figure 3. Driver/Receiver Timing Test Circuit
Figure 4. Driver Timing Test Load #2 Circuit
CRL
1K
S2
S1
VCC
1K
Test Point
Receiver
Output
B
A
DI
B
A
CL1
CL2
RDIFF
DE
3V
RO
15pF
S2
S1
VCC
CL
500
Output
Under
Test
INPUTS
OUTPUTS
LINE
RE
DE
DI CONDITION
B
A
X
1
1
No Fault
0
1
X
1
0
No Fault
1
0
X
0
X
X
Z
Z
X
1
X
Fault
Z
Z
INPUTS
OUTPUTS
RE
DE
A - B
R
0
0
+0.2V
1
0
0
-0.2V
0
0
0
Inputs Open
1
1
0
X
Z
Table 1. Transmit Function Truth Table
Table 2. Receive Function Truth Table
+3V
+3V
0V
DI
DI
B
A
DRIVER
DRIVER
OUTPUT
OUTPUT
VO+
DIFFERENTIAL
DIFFERENTIAL
OUTPUT
OUTPUT
VA – VB
0V
VO
1.5V
1.5V
tPLH
PLH
tR
tF
VO 1/2VO
1/2V
1/2VO
tPHL
PHL
tDPLH
DPLH
tDPHL
DPHL
tSKEW =
SKEW =
| tDPLH -
DPLH - tDPHL
DPHL
|
fSP481/485
SP481/485 = 1MHz; f
1MHz; fSP483
SP483 = 100kHz
100kHz ; tR < 10ns; tF < 10ns
< 10ns




Html Pages

1  2  3  4  5  6  7  8  9  10 


Datasheet Download



Related Electronics Part Number

Part NumberComponents DescriptionHtml ViewManufacturer
ISL8483_065V Low Power High Speed or Slew Rate Limited RS-485/RS-422 Transceivers 1 2 3 4 5 MoreIntersil Corporation
ISL83070E_06±15kV ESD Protected 3.3V Full Fail-safe Low Power High Speed or Slew Rate Limited RS-485/RS-422 Transceivers 1 2 3 4 5 MoreIntersil Corporation
ISL8483E_05ESD Protected to ±15kV 5V Low Power High Speed or Slew Rate Limited RS-485/RS-422 Transceivers 1 2 3 4 5 MoreIntersil Corporation
ISL3170E±15kV ESD Protected 3.3V Full Fail-safe Low Power High Speed or Slew Rate Limited RS-485/RS-422 Transceivers 1 2 3 4 5 MoreIntersil Corporation
ISL8487_061/8 Unit Load 5V Low Power High Speed or Slew Rate Limited RS-485/RS-422 Transceivers 1 2 3 4 5 MoreIntersil Corporation
ISL8487E_06±15kV ESD Protected 1/8 Unit Load 5V Low Power High Speed or Slew Rate Limited RS-485/RS-422 Transceivers 1 2 3 4 5 MoreIntersil Corporation
ISL83483_043.3V Low Power High Speed or Slew Rate Limited RS-485/RS-422 Transceivers 1 2 3 4 5 MoreIntersil Corporation
ISL4489E_06±15kV ESD Protected 1/8 Unit Load 5V Low Power High Speed and Slew Rate Limited Full Duplex RS-485/RS-422 Transceivers 1 2 3 4 5 MoreIntersil Corporation
NB2780ALow Power Reduced EMI Clock Synthesizer 1 2 3 4 5 MoreON Semiconductor

Link URL

Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Bookmark   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com 2003 - 2017    


Mirror Sites
English : Alldatasheet.com  , Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp  |   Russian : Alldatasheetru.com
Korean : Alldatasheet.co.kr   |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com  |   Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl