数据搜索系统,热门电子元器件搜索
  Chinese  ▼

Delete All
ON OFF
ALLDATASHEETCN.COM

X  

预览 PDF Download HTML

UPD4721 数据表(PDF) 5 Page - NEC

部件名 UPD4721
功能描述  RS-232 LINE DRIVER/RECEIVER AT 3.3 V/5 V
Download  16 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  NEC [NEC]
网页  http://www.nec.com/
标志 NEC - NEC

UPD4721 数据表(HTML) 5 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
 5 / 16 page
background image
5
µPD4721
ELECTRICAL SPECIFICATIONS (TOTAL)
(Unless otherwise specified, TA = –40 to +85
°C, C1 to C5 = 1
µF)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
VCC = +3.3 V, No load, RIN pin OPEN,
STBY = H
VCC = +5.0 V, No load, RIN pin OPEN,
STBY = H
VCC = +3.3 V, RL = 3 k
Ω (DOUT), DIN = GND,
RIN, ROUT pin OPEN, STBY = H
VCC = +5.0 V,RL = 3 k
Ω (DOUT), DIN = GND,
RIN, ROUT pin OPEN, STBY = H
VCC = +3.3 V, No load, DIN and RIN
pins are OPEN, STBY = L, TA = 25
°C
VCC = +3.3 V, No load, DIN and RIN
pins are OPEN, STBY = L
VCC = +5.0 V, No load, DIN and RIN
pins are OPEN, STBY = L, TA = 25
°C
VCC = +5.0 V, No load, DIN and RIN
pins are OPEN, STBY = L
High-Level Input Voltage
VIH
VCC = +3.0 to +5.5 V, STBY, VCHA pin
2.4
V
Low-Level Input Voltage
VIL
VCC = +3.0 to +5.5 V, STBY, VCHA pin
0.6
V
High-Level Input Current
IIH
VCC = +5.5 V, VI = +5.5 V, STBY, VCHA pin
1
µA
Low-Level Input Current
IIL
VCC = +5.5 V, VI = 0 V, STBY, VCHA pin
–1
µA
Driver input and receiver input
VCC = +3.3 V, for GND, f = 1 MHz
Driver input and receiver input
VCC = +5.0 V, for GND, f = 1 MHz
STBY — VCHA Time
tSCH
VCC = +3.0 to +5.5 V, STBY
↓ → VCHA, Note 8
1
µs
VCHA — STBY Time
tCHS
VCC = +3.0 to +5.5 V, VCHA
→ STBY ↑, Note 8
1
µs
STBY — VCC Time
tSC
VCC = +3.0 to +5.5 V, STBY
↓ → VCC, Note 8
1
µs
VCC — STBY Time
tCS
VCC = +3.0 to +5.5 V, VCC
→ STBY ↑, Note 8
1
µs
* The TYP. values are for reference at TA = 25
°C.
Note 8. Measuring point
Circuit Current
ICC1
4.5
9
mA
6.5
13
mA
Circuit Current
ICC2
19
24
mA
14
18
mA
13
µA
25
µA
10
µA
5
µA
Circuit Current at Standby
ICC3
10
pF
10
pF
Input Capacitance
CIN
3.3 V
0.6 V
2.4 V
0.6 V
0.6 V
0.6 V
2.4 V
0.6 V
4.5 V
3.6 V
4.5 V
3.6 V
tSCH
tCHS
tSCH
tCHS
tSC
tCS
tSC
tCS
5 V
0.6 V
0 V
3.3 V
5 V
0 V
STBY
VCHA
VCC
3.3 V


Html Pages

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


数据表 下载

Go To PDF Page


链接网址




隐私政策
ALLDATASHEETCN.COM
ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   链接交换   |   制造商名单
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