5秒后页面跳转
UPD4990AG PDF预览

UPD4990AG

更新时间: 2024-11-23 22:52:35
品牌 Logo 应用领域
日电电子 - NEC 计时器或实时时钟微控制器和处理器外围集成电路光电二极管
页数 文件大小 规格书
20页 129K
描述
SERIAL I/O CALENDAR & CLOCK CMOS LSI

UPD4990AG 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:SOP-16Reach Compliance Code:compliant
风险等级:5.81最大时钟频率:0.032 MHz
信息访问方法:SERIAL, 3-WIREJESD-30 代码:R-PDSO-G16
JESD-609代码:e0端子数量:16
计时器数量:最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE峰值回流温度(摄氏度):NOT SPECIFIED
认证状态:Not Qualified座面最大高度:1.8 mm
最大压摆率:0.1 mA最大供电电压:5.5 V
最小供电电压:2 V标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:INDUSTRIAL端子面层:TIN LEAD
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:5.6 mmuPs/uCs/外围集成电路类型:TIMER, REAL TIME CLOCK
Base Number Matches:1

UPD4990AG 数据手册

 浏览型号UPD4990AG的Datasheet PDF文件第2页浏览型号UPD4990AG的Datasheet PDF文件第3页浏览型号UPD4990AG的Datasheet PDF文件第4页浏览型号UPD4990AG的Datasheet PDF文件第5页浏览型号UPD4990AG的Datasheet PDF文件第6页浏览型号UPD4990AG的Datasheet PDF文件第7页 
DATA SHEET  
MOS INTEGRATED CIRCUIT  
µPD4990A  
SERIAL I/O CALENDAR & CLOCK  
CMOS LSI  
The µPD4990A is a CMOS LSI developed to input/output calendar & clock data serially to/from the micro computer.  
The crystal frequency is 32.768 kHz and the data items included are time, minute, second, year, month, day, and  
week.  
FEATURES  
Built-in counters for time (hour, minute, and second) and date (year, month, day, and week)  
Leap years are adjusted automatically.  
Data is represented in BCD notation (except months in hexadecimal notation) and input/output serially.  
Commands can be set by inputting serial data.  
Selective timing pulses (TPs) are 64 Hz, 256 Hz, 2 048 Hz, and 4 096 Hz and selective output intervals are 1, 10,  
30, and 60 seconds.  
ORDERING INFORMATION  
PART No.  
µPD4990AC  
µPD4990AG  
PACKAGE  
14-pin plastic DIP (300 mil)  
16-pin plastic SOP (300 mil)  
CONNECTION DIAGRAM (Top View)  
C
C
C
2
1
0
1
2
3
4
5
6
7
8
16  
15  
14  
V
X
X
DD (+)  
C
C
C
2
1
0
1
2
3
4
5
6
7
14  
13  
12  
V
X
X
DD (+)  
TAL  
TAL  
TAL  
TAL  
NC  
STB  
13 NC  
STB  
CS  
11 OUT ENBL  
10 TP  
12 OUT ENBL  
11 TP  
CS  
DATA IN  
GND  
9
8
DATA OUT  
CLK  
DATA IN  
GND  
10 DATA OUT  
(VSS  
)
CLK  
9
µ PD4990AC  
(VSS  
)
µPD4990AG  
NC: NO CONNECTION  
Document No. IC-1755 (1st edition)  
Date Published March 1997 P  
Printed in Japan  
1989  
©

与UPD4990AG相关器件

型号 品牌 获取价格 描述 数据表
UPD4990AG-A NEC

获取价格

Consumer Circuit, CMOS, PDSO16, 0.300 INCH, PLASTIC, SOP-16
UPD4991A NEC

获取价格

4-BIT PARALLEL I/O CALENDAR CLOCK
UPD4991ACX NEC

获取价格

4-BIT PARALLEL I/O CALENDAR CLOCK
UPD4991ACX-A NEC

获取价格

暂无描述
UPD4991AGS NEC

获取价格

4-BIT PARALLEL I/O CALENDAR CLOCK
UPD4991AGS-A RENESAS

获取价格

UPD4991AGS-A
UPD4991AGS-T1-A RENESAS

获取价格

UPD4991AGS-T1-A
UPD4992 NEC

获取价格

8-Bit Parallel I/O Calendar Clock
UPD4992CX NEC

获取价格

8-Bit Parallel I/O Calendar Clock
UPD4992CX-A NEC

获取价格

暂无描述