Electronic Components Datasheet Search
  English  ▼
ALLDATASHEET.NET

X  

Preview PDF HTML

SP3485 Datasheet(PDF) 3 Page - Exar Corporation

Part # SP3485
Description  3.3V Low Power Half-Duplex RS-485 Transceiver
PDF  9 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  EXAR [Exar Corporation]
Direct Link  http://www.exar.com
Logo EXAR - Exar Corporation

SP3485 Datasheet(HTML) 3 Page - Exar Corporation

  SP3485 Datasheet HTML 1Page - Exar Corporation SP3485 Datasheet HTML 2Page - Exar Corporation SP3485 Datasheet HTML 3Page - Exar Corporation SP3485 Datasheet HTML 4Page - Exar Corporation SP3485 Datasheet HTML 5Page - Exar Corporation SP3485 Datasheet HTML 6Page - Exar Corporation SP3485 Datasheet HTML 7Page - Exar Corporation SP3485 Datasheet HTML 8Page - Exar Corporation SP3485 Datasheet HTML 9Page - Exar Corporation  
Zoom Inzoom in Zoom Outzoom out
 3 / 9 page
background image
3
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7000 • www.exar.com
SP3485_200_051916
PARAMETERS
MIN.
TYP.
MAX.
UNITS CONDITIONS
SP3485 DRIVER AC Characteristics continued
Driver Enable to Output High
35
120
ns
Figures 4 and 11
Driver Enable to Output Low
30
120
ns
Figures 5 and 11
Driver Disable Time from Low
20
120
ns
Figures 5 and 11
Driver Disable Time from High
20
120
ns
Figures 4 and 11
Driver Enable from Shutdown
to Output High, t
PSH
250
ns
C
L = 50pF, RL = 500Ω.
Figures 4, 5, and 11
Driver Enable from Shutdown
to Output Low, t
PSL
250
ns
Time to Shutdown, t
SHDN
50
200
600
ns
Notes 1 and 2
SP3485 RECEIVER
DC Characteristics
Differential Input Threshold
-0.2
+0.2
Volts
-7V ≤ V
CM ≤ +12V
Input Hysteresis
20
mV
V
CM = 0V
Output Voltage HIGH
Vcc-0.4
Volts
V
ID = +200mV, -1.5mA
Output Voltage LOW
0.4
Volts
V
ID = -200mV, 2.5mA
Three-State (High Impedance)
Output Current
+/-1
µA
0V ≤ V
O ≤ VCC; RE = VCC
Input Resistance
12
kΩ
-7V ≤ V
CM ≤ +12V
Input Current (A, B); V
IN = 12V
+1.0
mA
DE = 0V, V
CC = 0V or 3.6V,
V
IN = 12V
Input Current (A, B); V
IN = -7V
-0.8
mA
DE = 0V, V
CC = 0V or 3.6V,
V
IN = -7V
Short Circuit Current
7
60
mA
0V ≤ V
CM ≤ VCC
SP3485 RECEIVER
AC Characteristics
Maximum Data Rate
10
Mbps RE = 0V, DE = 0V
Receiver Input to Output, t
PLH
40
100
ns
Figures 6 and 12
Receiver Input to Output, t
PLH
70
ns
T
AMB = +25°C, Vcc = 3.3V,
Figures 6 and 12
Receiver Input to Output, t
PHL
35
100
ns
Figures 6 and 12
Receiver Input to Output, t
PHL
70
ns
T
AMB = +25°C, Vcc = 3.3V,
Figures 6 and 12
Differential Receiver Skew
4
ns
t
RSKEW = |tRPHL- tRPLH|,
Figures 6 and 12
Receiver Enable to Output Low
10
60
ns
Figures 7 and 13,
S
1 closed, S2 open
Receiver Enable to Output High
10
60
ns
Figures 7 and 13,
S
2 closed, S1 open
Receiver Disable from Low
10
60
ns
Figures 7 and 13,
S
1 closed, S2 open
Receiver Disable from High
10
60
ns
Figures 7 and 13,
S
2 closed, S1 open
ELECTRICAL CHARACTERISTICS
T
AMB = TMIN to TMAX and VCC = +3.3V +/-5% unless otherwise noted.



Html Pages

1 2 3 4 5 6 7 8 9


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : 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  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com