X1288S Intersil Corporation, X1288S Datasheet

X1288S

Manufacturer Part Number

X1288S

Description

Manufacturer

Intersil Corporation

Datasheet

1.X1288V14IZT1.pdf (27 pages)

Specifications of X1288S

Case

SOP16

Date_code

0443+

Current page: 1 of 27
Download datasheet (434Kb)

2-Wire

Clock/Calendar/CPU Supervisor with

EEPROM

FEATURES

• Real Time Clock/Calendar

• 2 Polled Alarms (Non-volatile)

• Oscillator Compensation on Chip

• CPU Supervisor Functions

• Battery Switch or Super Cap Input

• 32K x 8 Bits of EEPROM

• High Reliability

BLOCK DIAGRAM

— Tracks time in Hours, Minutes, Seconds and

— Day of the Week, Day, Month, and Year

— Settable on the Second, Minute, Hour, Day of the

— Repeat Mode (periodic interrupts)

— Internal feedback resistor and compensation

— 64 position Digitally Controlled Trim Capacitor

— 6 digital-frequency adjustment setting to

— Power-on Reset, Low Voltage Sense

— Watchdog Timer (SW Selectable: 0.25s, 0.75s,

— 128-Byte Page Write Mode

— 8 modes of Block Lock™ Protection

— Single Byte Write Capability

—Data Retention: 100 years

—Endurance: 100,000 cycles per byte

PHZ/IRQ

Hundredths of a Second

Week, Day, or Month

capacitors

±30ppm

1.75s, off)

SCL

SDA

™

32.768kHz

RTC Real Time

RESET

Interface

Decoder

Serial

Select

Decode

Control

Logic

Data Sheet

(EEPROM)

Registers

Control/

Compensation

Oscillator

OSC

Watchdog

Timer

1-888-INTERSIL or 1-888-468-3774

CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.

Frequency

Divider

Registers

(SRAM)

Status

Low Voltage

Reset

1Hz

• 2-Wire™ Interface interoperable with I2C*

• Frequency Output (SW Selectable: Off, 1Hz, 100Hz,

• Low Power CMOS

• Small Package Options

• 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

— 400kHz data transfer rate

or 32.768kHz)

— 1.25µA Operating Current (Typical)

— 16-Lead SOIC and 14-Lead TSSOP

Alarm

Calendar

Timer

Logic

All other trademarks mentioned are the property of their respective owners.

April 14, 2006

Intersil (and design) is a registered trademark of Intersil Americas Inc.

Compare

Alarm Regs

EEPROM

(EEPROM)

Registers

ARRAY

Keeping

(SRAM)

256K

Time

Circuitry

Battery

Switch

X1288

FN8102.3

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