ISL12029IBZ-T

ISL12029IBZ-T Description

ISL12029IBZ-T Description

ISL12029IBZ-T Categories

ISL12029IBZ-T Manufacturer

ISL12029IBZ-T Datasheet (PDF)

ISL12029IBZ-T Price & Availability

ISL12029IBZ-T 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
• 512x8 Bits of EEPROM
  • 16-Byte Page Write Mode (32 total pages)
  • 8 Modes of BlockLock? 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 (RoHS Compliant)

ISL12029IBZ-T Description

The ISL12029 device is a low power real time clock with clock/calendar, power-fail indicator, clock output and crystal compensation, two periodic or polled alarms (open drain output), intelligent battery backup switching, CPU Supervisor, integrated 512x8-bit EEPROM configured in 16 bytes 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.

ISL12029IBZ-T Parameters

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