Product Summary

The ISL1208IU8Z 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 and battery-backed user SRAM. The ISL1208IU8Z has calendar-single event or pulse interrupt mode registers for date, month, year and day of the week. Applications of the ISL1208IU8Z include: 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 and other industrial/medical/automotive.

Parametrics

ISL1208IU8Z absolute maximum ratings: (1) Voltage on VDD, VBAT, SCL, SDA, and IRQ pin (respect to ground) : -0.5V to 7.0V; (2) Voltage on X1 and X2 pins (respect to groun: 0.5V to VDD + 0.5 (VDD Mode) ; -0.5V to VBAT + 0.5 (VBAT Mode) ; (3) Storage Temperature: -65°C to +150°C; (4) Lead Temperature (Soldering, 10s) : 300°C.

Features

ISL1208IU8Z features: (1) Real Time Clock/Calendar: Tracks Time in Hours, Minutes, and Seconds, Day of the Week, Day, Month, and Year; (2) 15 Selectable Frequency Outputs; (3) Single Alarm: Settable to the Second, Minute, Hour, Day of the Week, Day, or Month; Single Event or Pulse Interrupt Mode; (4) Automatic Backup to Battery or Super Cap; (5) Power Failure Detection; (6) On-Chip Oscillator Compensation; (7) 2 Bytes Battery-Backed User SRAM; (8) I2C Interface: 400kHz Data Transfer Rate; (9) 400nA Battery Supply Current; (10) Same Pin Out as ST M41Txx and Maxim DS13xx Devices; (11) Small Package Options: 8 Ld MSOP and SOIC Packages; (12) Pb-Free Plus Anneal Available (RoHS Compliant) .

Diagrams

ISL1208IU8Z pin connection

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
ISL1208IU8Z
ISL1208IU8Z

Intersil

Real Time Clock I2C REAL TIME CLOCK/ CALENDAR 8LD

Data Sheet

0-1: $1.54
1-25: $1.32
25-100: $1.08
100-250: $0.96
ISL1208IU8Z-T7A
ISL1208IU8Z-T7A


IC RTC/CALENDAR I2C LP 8MSOP

Data Sheet

0-250: $1.19
ISL1208IU8Z-TK
ISL1208IU8Z-TK


IC RTC/CALENDAR I2C 8-MSOP

Data Sheet

0-1000: $0.81