DS1558W+中文资料PDF规格书
DS1558W+规格书详情
DESCRIPTION
The DS1558 is a full-function, year 2000-compliant (Y2KC), real-time clock/calendar with an RTC alarm, watchdog timer, power-on reset, battery monitor, and NV SRAM controller. User access to all registers within the DS1558 is accomplished with a byte-wide interface as shown in Figure 1. The RTC registers contain century, year, month, date, day, hours, minutes, and seconds data in 24-hour BCD format. Corrections for day of month and leap year are made automatically.
FEATURES
■ Integrated Real-Time Clock (RTC), PowerFail Control Circuit, and NV RAM Controller
■ Clock Registers are Accessed Identically to the Static RAM; These Registers are Resident in the 16 Top RAM Locations
■ Century Register
■ Greater than 10 Years of Timekeeping and Data Retention in the Absence of Power with Small Lithium Coin Cell(s) and Low-Leakage SRAM
■ Precision Power-On Reset
■ Programmable Watchdog Timer and RTC Alarm
■ BCD-Coded Year, Month, Date, Day, Hours, Minutes, and Seconds with Automatic LeapYear Compensation Valid Up to the Year 2100
■ Battery Voltage-Level Indicator Flag
■ Power-Fail Write Protection Allows for ±10 VCC Power-Supply Tolerance
■ Underwriters Laboratory (UL) Recognized
产品属性
- 产品编号:
DS1558W+
- 制造商:
Analog Devices Inc./Maxim Integrated
- 类别:
集成电路(IC) > 实时时钟
- 包装:
管件
- 类型:
时钟/日历
- 特性:
警报器,闰年,监视计时器,Y2K
- 时间格式:
HH:MM:SS(24 小时)
- 日期格式:
YY-MM-DD-dd
- 接口:
并联
- 电压 - 供电:
2.97V ~ 3.63V
- 电压 - 供电,电池:
2.5V ~ 3.7V
- 电流 - 计时(最大值):
2mA @ 3.3V
- 工作温度:
-40°C ~ 85°C
- 安装类型:
表面贴装型
- 封装/外壳:
48-LQFP
- 供应商器件封装:
48-LQFP(7x7)
- 描述:
IC RTC CLK/CALENDAR PAR 48-LQFP
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM |
21+ |
QFP48 |
2000 |
原装现货 |
询价 | ||
MAXIM(美信) |
23+ |
LQFP48(7x7) |
6000 |
询价 | |||
MAXIM/美信 |
23+ |
TQFP-48 |
30000 |
原装正品公司现货,假一赔十! |
询价 | ||
Maxim |
21+ |
48LQFP/48TQFP |
13880 |
公司只售原装,支持实单 |
询价 | ||
MAXIM |
23+ |
48-TQFP |
7750 |
全新原装优势 |
询价 | ||
MAXIM |
23+ |
TQFP |
8888 |
专做原装正品,假一罚百! |
询价 | ||
MAXIM/美信 |
06+ |
TQFP48 |
880000 |
明嘉莱只做原装正品现货 |
询价 | ||
Maxim(美信) |
23+ |
NA |
20094 |
正纳10年以上分销经验原装进口正品做服务做口碑有支持 |
询价 | ||
ADI(亚德诺)/MAXIM(美信) |
23+ |
LQFP48(7x7) |
1652 |
原装现货,免费供样,技术支持,原厂对接 |
询价 | ||
ADI(亚德诺)/MAXIM(美信) |
23+ |
LQFP48(7x7) |
1083 |
只做原装,提供一站式配单服务,代工代料。BOM配单 |
询价 |