Overview
Description
The ISL1209 device is a low power real time clock with Event Detect function, timing and crystal compensation, clock/calendar, power fail indicator, periodic or polled alarm, intelligent battery backup switching and battery-backed user SRAM.
Features
- Real Time Clock/Calendar
- Tracks Time in Hours, Minutes, and Seconds
- Day of the Week, Day, Month, and Year
- Security and Event Functions
- Tamper detection with Time Stamp
- Event Detection During Battery Packed or Normal Modes
- Selectable Event Input Sampling Rates Allows Low Power Operation
- Selectable Glitch Filter on Event Input Monitor
- 15 Selectable Frequency Outputs
- Single Alarm
- 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
- 2 Bytes Battery-Backed User SRAM
- I2C Interface
- 400kHz Data Transfer Rate
- 400nA Battery Supply Current
- Small Package
- 10 Ld MSOP
Comparison
Applications
- Utility Meters
- Set Top Box/Modem
- POS Equipment
- Network Routers, Hubs, Switches, Bridges
- Cellular Infrastructure Equipment
- Fixed Broadband Wireless Equipment
- Test Meters/Fixtures
- Vending Machine Management
- Security and Anti Tampering Applications Panel/Enclosure Status Warranty Reporting Time Stamping Applications Patrol/Security Check (Fire or Light Equipment) Automotive Applications
Design & Development
Software & Tools
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.