Electronic Components Datasheet Search
  British  ▼
ALLDATASHEET.CO.UK

X  

Preview PDF HTML

UPD4721 Datasheet(PDF) 3 Page - NEC

Part # UPD4721
Description  RS-232 LINE DRIVER/RECEIVER AT 3.3 V/5 V
PDF  16 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD4721 Datasheet(HTML) 3 Page - NEC

  UPD4721 Datasheet HTML 1Page - NEC UPD4721 Datasheet HTML 2Page - NEC UPD4721 Datasheet HTML 3Page - NEC UPD4721 Datasheet HTML 4Page - NEC UPD4721 Datasheet HTML 5Page - NEC UPD4721 Datasheet HTML 6Page - NEC UPD4721 Datasheet HTML 7Page - NEC UPD4721 Datasheet HTML 8Page - NEC UPD4721 Datasheet HTML 9Page - NEC Next Button
Zoom Inzoom in Zoom Outzoom out
 3 / 16 page
background image
3
µPD4721
Truth Table
Driver
STBY
DIN
DOUT
Remarks
L
×
Z
Standby mode (DC/DC converter is stopped)
H
L
H
Space level output
H
H
L
Mark level output
Receiver
STBY
RIN
ROUT
Remarks
L
×
H
Standby mode (DC/DC converter is stopped)
H
L
H
Mark level input
H
H
L
Space level input
3 V
↔ 5 V switching Note 5
VCHA
Operating mode
L
5 V mode (double step-up)
H
3 V mode (3 times step-up)
H: high-level, L: low-level, Z: high-impedance,
×: H or L
Note 5. When switching VCHA, standby mode must be selected (STBY = L).



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16


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