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ISL12029IBZ-T bảng dữ liệu(PDF) 1 Page - Intersil Corporation |
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ISL12029IBZ-T bảng dữ liệu(HTML) 1 Page - Intersil Corporation |
1 / 28 page 1 ® ISL12029 Real Time Clock/Calendar with EEPROM The ISL12029 device is a low power real time clock with clock/calender, power-fail indicator, clock output and crystal compensation, two periodic or polled alarms (open drain output), intelligent battery backup switching, CPU Supervisor, integrated 512 x 8 bit EEPROM configured in 16 byte per page. The oscillator uses an external, low-cost 32.768kHz crystal. The real time clock tracks time with separate registers for hours, minutes, and seconds. The device has calendar registers for date, month, year and day of the week. The calendar is accurate through 2099, with automatic leap year correction. Pinout ISL12029 (14 LD TSSOP/SOIC) TOP VIEW Features • Real Time Clock/Calendar - Tracks Time in Hours, Minutes, and Seconds - Day of the Week, Day, Month, and Year - 3 Selectable Frequency Outputs • Two Non-Volatile Alarms - Settable on the Second, Minute, Hour, Day of the Week, Day, or Month - Repeat Mode (periodic interrupts) • Automatic Backup to Battery or SuperCap - Power Failure Detection - 800nA Battery Supply Current • On-Chip Oscillator Compensation: - Internal Feedback Resistor and Compensation Capacitors - 64 Position Digitally Controlled Trim Capacitor - 6 Digital Frequency Adjustment Settings to ±30ppm • 512 x 8 Bits of EEPROM - 16-Byte Page Write Mode (32 total pages) - 8 Modes of Block Lock™ Protection - Single Byte Write Capability - Data Retention: 50 years - Endurance: >2,000,000 Cycles Per Byte • CPU Supervisor Functions - Power-On Reset, Low Voltage Sense - Watchdog Timer (0.25s, 0.75s, 1.5s) •I2C* Interface - 400kHz Data Transfer Rate • 14 Ld SOIC and 14 Ld TSSOP Packages • Pb-Free Plus Anneal Available (RoHS Compliant) Applications • Utility Meters • HVAC Equipment • Audio/Video Components • Modems • Network Routers, Hubs, Switches, Bridges • Cellular Infrastructure Equipment • Fixed Broadband Wireless Equipment • Pagers/PDA • POS Equipment • Test Meters/Fixtures • Office Automation (Copiers, Fax) • Home Appliances • Computer Products • Other Industrial/Medical/AutomotivePAR NC = No internal connection NC NC X1 X2 1 2 3 4 13 14 12 11 5 6 7 10 9 8 RESET GND VDD VBAT FOUT/IRQ NC SCL NC SDA NC New Features Data Sheet FN6206.6 CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures. 1-888-INTERSIL or 1-888-468-3774 | Intersil (and design) is a registered trademark of Intersil Americas Inc. *I2C is a Trademark of Philips. Copyright Intersil Americas Inc. 2005-2006. All Rights Reserved All other trademarks mentioned are the property of their respective owners. October 18, 2006 |
Số phần tương tự - ISL12029IBZ-T |
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Mô tả tương tự - ISL12029IBZ-T |
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