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X1226S8I PDF预览

X1226S8I

更新时间: 2024-02-22 06:01:38
品牌 Logo 应用领域
XICOR 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可编程只读存储器电动程控只读存储器电可擦编程只读存储器
页数 文件大小 规格书
24页 420K
描述
Real Time Clock/Calendar with EEPROM

X1226S8I 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:SOIC
包装说明:0.150 INCH, ROHS COMPLIANT, SOIC-8针数:8
Reach Compliance Code:unknown风险等级:5.66
Is Samacsys:N最大时钟频率:0.032 MHz
信息访问方法:I2CJESD-30 代码:R-PDSO-G8
JESD-609代码:e3长度:4.9022 mm
端子数量:8计时器数量:1
最高工作温度:70 °C最低工作温度:
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):260认证状态:COMMERCIAL
座面最大高度:1.7272 mm最大供电电压:5.5 V
最小供电电压:2.7 V标称供电电压:5 V
表面贴装:YES技术:CMOS
温度等级:COMMERCIAL端子面层:MATTE TIN
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:40
宽度:3.9116 mmuPs/uCs/外围集成电路类型:TIMER, REAL TIME CLOCK
Base Number Matches:1

X1226S8I 数据手册

 浏览型号X1226S8I的Datasheet PDF文件第2页浏览型号X1226S8I的Datasheet PDF文件第3页浏览型号X1226S8I的Datasheet PDF文件第4页浏览型号X1226S8I的Datasheet PDF文件第5页浏览型号X1226S8I的Datasheet PDF文件第6页浏览型号X1226S8I的Datasheet PDF文件第7页 
New Features  
Repetitive Alarms &  
Temperature Compensation  
4K (512 x 8)  
2-WireRTC  
X1226  
Real Time Clock/Calendar with EEPROM  
FEATURES  
APPLICATIONS  
• Real Time Clock/Calendar  
• Utility Meters  
Tracks time in Hours, Minutes, and Seconds  
—Day of the Week, Day, Month, andYear  
• 2 Polled Alarms (Non-volatile)  
—Settable on the Second, Minute, Hour, Day of  
the Week, Day, or Month  
—Repeat Mode (periodic interrupts)  
• Oscillator Compensation on chip  
—Internal feedback resistor and compensation  
capacitors  
• HVAC Equipment  
• Audio / Video Components  
• Set Top Box / Television  
• Modems  
• Network Routers, Hubs, Switches, Bridges  
• Cellular Infrastructure Equipment  
• Fixed Broadband Wireless Equipment  
• Pagers / PDA  
• POS Equipment  
—64 position Digitally Controlled Trim Capacitor  
—6 digital frequency adjustment settings to  
±±3ppm  
• Test Meters / Fixtures  
• Office Automation (Copiers, Fax)  
• Home Appliances  
• Battery Switch or Super Cap Input  
• 512 x 8 Bits of EEPROM  
• Computer Products  
• Other Industrial / Medical / Automotive  
—64-Byte Page Write Mode  
—8 modes of Block Lock™ Protection  
—Single Byte Write Capability  
• High Reliability  
DESCRIPTION  
The X1226 device is a Real Time Clock with clock/  
calendar, two polled alarms with integrated 512x8  
EEPROM, oscillator compensation, and battery  
backup switch.  
—Data Retention: 133 years  
—Endurance: 133,333 cycles per byte  
• 2-Wire™ Interface interoperable with I2C*  
—433kHz data transfer rate  
• Frequency Output (SW Selectable: Off, 1Hz,  
4396Hz or ±2.768kHz)  
• Low Power CMOS  
—1.25µA Operating Current (Typical)  
• Small Package Options  
The oscillator uses an external, low-cost 32.768kHz  
crystal. All compensation and trim components are  
integrated on the chip. This eliminates several external  
discrete components and a trim capacitor, saving  
board area and component cost.  
—8-Lead SOIC and 8-Lead TSSOP  
BLOCK DIAGRAM  
OSC  
Compensation  
X1  
Timer  
Calendar  
Logic  
Battery  
Switch  
Circuitry  
Time  
Keeping  
Registers  
V
V
CC  
Frequency  
Divider  
1Hz  
Oscillator  
32.768kHz  
BACK  
X2  
Select  
(SRAM)  
PHZ/IRQ  
Status  
Control/  
Control  
Decode  
Logic  
Compare  
Serial  
Interface  
Decoder  
Registers  
SCL  
SDA  
Registers  
Alarm  
(EEPROM)  
(SRAM)  
Alarm Regs  
(EEPROM)  
8
4K  
EEPROM  
ARRAY  
*I2C is a Trademark of Philips.  
REV 1.1.24 1/13/03  
Characteristics subject to change without notice. 1 of 24  
www.xicor.com  

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