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ISL1220IUZ-T 데이터시트(PDF) 1 Page - Intersil Corporation |
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ISL1220IUZ-T 데이터시트(HTML) 1 Page - Intersil Corporation |
1 / 20 page 1 ® FN6315.0 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. Copyright Intersil Americas Inc. 2006. All Rights Reserved All other trademarks mentioned are the property of their respective owners. ISL1220 I2C® Real Time Clock/Calendar with Frequency Output Low Power RTC with 8 Bytes of Battery Backed SRAM and Separate FOUT The ISL1220 device is a low power real time clock with timing and crystal compensation, clock/calendar, power fail indicator, periodic or polled alarm, intelligent battery backup switching, battery-backed user SRAM and separate FOUT and IRQ outputs. 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 ISL1220 (10 LD MSOP) TOP VIEW Features • Real Time Clock/Calendar - Tracks Time in Hours, Minutes, and Seconds - Day of the Week, Day, Month, and Year • Frequency Output pin - 15 Selectable Output Frequencies • Single Alarm with Separate Interrupt pin - Settable to the Second, Minute, Hour, Day of the Week, Day, or Month - Single Event or Pulse Interrupt Mode • Automatic Backup to Battery or Super Cap • Power Failure Detection • On-Chip Oscillator Compensation • 8 Bytes Battery-Backed User SRAM •I2C Interface - 400kHz Data Transfer Rate • 400nA Battery Supply Current • Small Package Option - 10 Ld MSOP Package • Pb-Free Plus Anneal Available (RoHS Compliant) Applications • Utility Meters • 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 • Test Meters/Fixtures • Office Automation (Copiers, Fax) • Home Appliances • Computer Products • Other Industrial/Medical/Automotive Ordering Information PART NUMBER (Note) PART MARKING VDD RANGE TEMP. RANGE (°C) PACKAGE (Pb-Free) ISL1220IUZ 1220Z 2.7V to 5.5V -40 to +85 10 Ld MSOP ISL1220IUZ-T 1220Z 2.7V to 5.5V -40 to +85 10 Ld MSOP Tape and Reel NOTE: Intersil Pb-free products employ special Pb-free material sets; molding compounds/die attach materials and 100% matte tin plate termination finish, which are RoHS compliant and compatible with both SnPb and Pb-free soldering operations. Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020. 1 2 3 4 10 9 8 7 5 6 X1 X2 VBAT GND NC VDD IRQ SCL SDA FOUT Data Sheet June 22, 2006 |
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