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CDT3331-10

Description
五個LED 可程式化輸出控制IC
File Size71KB,1 Pages
ManufacturerBOWIN
Websitehttp://www.bowin-ic.com.hk/
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CDT3331-10 Overview

五個LED 可程式化輸出控制IC

其朋半導體股½有限公司
Chip Design Technology Inc.
90
1
2
CDT3331-10
P. 1
五個
LED
可程式化輸出控制
IC
½用說明
CDT3331
是以可程式化設計方式改變
LED
閃動變化的專用
IC.
LED
閃動的方式可以直接程式化在
IC
內部, 如此才可以設定
LED
各種閃動
的方式.
利用單鍵觸發方式, 變化多端, 應用廣泛.
CMOS
½造技術
工½電壓範圍:1.35~5.00V
靜態電流小
< 5µA(@3VDC)
5
LED
輸出端輸出電流>20
mA(@3V)
5
段單一按鍵觸發選擇方式
可以任選多段(2~5)循環
可改一層光½改變跳法
有長按 1.5 秒進入 OFF 功½(可填 code
disable),再按一下時進入原段。
IC
腳½及應用線路
14
1
L5
13
1
L4
12
1
L3
11
1
L2
10
1
L1
9
1
VSS
3VDC
CDT3331-10
OSCO
Rosc
RES
OSCI
CLOCK
TEST
VDD
--
--
--
KEY
L5
L4
L3
L2
L1
VSS
15 KEY
1
1 OSCO
CDT3331-10
1
RES
2
1
OSCI CLOCK TS
3
4
5
1
1
1
VDD
6
1
Chip Size:1730 X 1770μM
KEY
OSCI,OSCI
OSCI+RES
按鍵換段觸發鍵
外接電阻(Rosc)
利用內定電阻
Rosc
CLOCK
ALLON
外調電阻
128KHz
輸出端
任½段接
VSS,LED
全亮
CDT3331-10(=CDT3127-16)
第一段
OFF
第二段
全亮
第三段
由中向外連亮
2
次, 全閃
3
第四段
L1,L5—2,L3,L4
對閃
第五段
來回閃
1
全閃
3
RES + OSCI
接一起
OSCI,OSCO
外接
Rosc(@3VDC)
全閃頻率
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