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MSM6542-01中文资料PDF规格书
MSM6542-01规格书详情
DESCRIPTION
The MSM6542 is a perpetual-calendar-based real time clock with an alarm function which can read and write data in units of seconds. It can be connected to various buses and can function as a peripheral IC of a microcomputer.
FEATURES
• Real time clock providing seconds, minutes, hours, days, months, years, and days of the week.
• Multiple alarm ranges covering seconds, minutes, hours, days, months, and days of the week. A desired alarm range can be selected.
• A periodic interrupt output interval can be selected over a wide range from 1/1024 seconds up to 10 minutes.
• Interface flexibility allows for connection to many types of microprocessors.
• Single read-out procedure (Read flag).
• Single power sense circuitry. (Data protect function).
• Unused registers can be used as RAM.
• 30-second adjustment by software or hardware (software only for the MSM6542-1/-2).
• Stop and restart of clock by software or hardware (software only for the MSM6542-1/-2).
• 1 Hz output for adjustment and check of oscillation frequency (MSM6542-3 only).
• User selection of 12 or 24 hour clock mode.
• Address latch enable (ALE) input pin.
• Advanced CMOS circuitry allows low stand-by voltage and current.
• User standard 32.768 kHz oscillator crystal
• Available in multiple packages
18-pin plastic DIP (for the MSM6542-1RS/2RS) (DIP18-P-300).
20-pin plastic SOP (for the MSM6542-1MS-K/2MS-K) (SSOP20-P-250-K).
24-pin plastic DIP (for the MSM6542-3RS) (DIP24-P-600).
24-pin plastic SOP (for the MSM6542-3GS-VK) (SOP24-P-430-VK).
• Pin assignment compatibility with the MSM6242BRS (The MSM6542-3MSK provides near compatibility.).
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
OKI |
2020+ |
QFP |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
OKI |
18+ |
QFP56 |
12500 |
全新原装正品,本司专业配单,大单小单都配 |
询价 | ||
OKI |
21+ |
QFP56 |
10000 |
全新原装 公司现货 价格优 |
询价 | ||
OKI/Oki Electric Cable Co.,Ltd |
21+ |
QFP56 |
286 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 | ||
OKI |
23+ |
QFP56 |
90000 |
只做原厂渠道价格优势可提供技术支持 |
询价 | ||
OKI |
1948+ |
SOP |
6852 |
只做原装正品现货!或订货假一赔十! |
询价 | ||
OKI |
QFP-52 |
68500 |
一级代理 原装正品假一罚十价格优势长期供货 |
询价 | |||
OKI |
2023+ |
QFP56 |
3980 |
一级代理优势现货,全新正品直营店 |
询价 | ||
OKI |
06+ |
QFP56 |
880000 |
明嘉莱只做原装正品现货 |
询价 | ||
OKI |
23+ |
NA/ |
860 |
优势代理渠道,原装正品,可全系列订货开增值税票 |
询价 |