X1288V14I datasheet(1/31 Pages) XICOR

부품명	X1288V14I

상세설명	2-Wire RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM

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제조업체	XICOR [Xicor Inc.]

홈페이지	http://www.xicor.com

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REV 1.1.30 3/24/04

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Preliminary Information

2-Wire™ RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM

X1288

FEATURES

• Real Time Clock/Calendar

—Tracks time in Hours, Minutes, Seconds and Hun-

dredths of a Second

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

•2 Polled Alarms (Non-volatile)

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

Week, Day, or Month

— Repeat Mode (periodic interrupts)

• Oscillator Compensation on chip

— Internal feedback resistor and compensation

capacitors

— 64 position Digitally Controlled Trim Capacitor

—6 digital-frequency adjustment setting to ±30ppm

• CPU Supervisor Functions

—Power On Reset, Low Voltage Sense

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

1.75s, off)

• Battery Switch or Super Cap Input

• 32K x 8 Bits of EEPROM

— 128-Byte Page Write Mode

—8 modes of Block Lock™ Protection

— Single Byte Write Capability

• High Reliability

—Data Retention: 100 years

—Endurance: 100,000 cycles per byte

• 2-Wire™ Interface interoperable with I2C*

— 400kHz data transfer rate

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

or 32.768kHz)

•Low Power CMOS

— 1.25µA Operating Current (Typical)

• Small Package Options

— 16-Lead SOIC and 14-Lead TSSOP

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

BLOCK DIAGRAM

X1

X2

Oscillator

Frequency

Timer

Logic

Divider

Calendar

8

Control/

Registers

1Hz

Time

Keeping

Registers

Alarm Regs

Compare

RESET

Control

Decode

Logic

Alarm

(EEPROM)

SCL

SDA

Serial

Interface

Decoder

256K

EEPROM

ARRAY

Watchdog

Timer

Low Voltage

Reset

Registers

Status

(SRAM)

Select

PHZ/IRQ

VCC

VBACK

32.768kHz

(SRAM)

Battery

Circuitry

Switch

OSC

Compensation

*I2C is a Trademark of Philips.

New Features

Repetitive Alarms &

Temperature Compensation

유사한 부품 번호 - X1288V14I

제조업체	부품명	데이터시트	상세설명
Intersil Corporation	X1288V14I	428Kb / 27P	2-Wire??RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM
Renesas Technology Corp	X1288V14I	1Mb / 27P	2-Wire??RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM
Intersil Corporation	X1288V14I-2.7	428Kb / 27P	2-Wire??RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM
Renesas Technology Corp	X1288V14I-2.7	1Mb / 27P	2-Wire??RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM
Intersil Corporation	X1288V14I-2.7A	428Kb / 27P	2-Wire??RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM

More results

유사한 설명 - X1288V14I

제조업체	부품명	데이터시트	상세설명
Intersil Corporation	X1288	428Kb / 27P	2-Wire??RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM
Renesas Technology Corp	X1288	1Mb / 27P	2-Wire??RTC Real Time Clock/Calendar/CPU Supervisor with EEPROM
Xicor Inc.	X1228	569Kb / 31P	Real Time Clock/Calendar/CPU Supervisor with EEPROM
Intersil Corporation	X1228	430Kb / 29P	Real Time Clock/Calendar/CPU Supervisor with EEPROM
Xicor Inc.	X1227	442Kb / 28P	Real Time Clock/Calendar/CPU Supervisor with EEPROM
Intersil Corporation	X1228	421Kb / 29P	Real Time Clock/Calendar/CPU Supervisor with EEPROM
	X1227	422Kb / 28P	2-Wire RTC Real TimeClock/Calendar/CPU Supervisor with EEPROM
	X1227	405Kb / 28P	2-Wire??RTC Real TimeClock/Calendar/ CPU Supervisor with EEPROM
Renesas Technology Corp	X1227	1Mb / 28P	2-Wire??RTC Real TimeClock/Calendar/CPU Supervisor with EEPROM
Renesas Technology Corp	X1286	1Mb / 25P	2-Wire??RTC, 256k (32k x 8) Real Time Clock/Calendar/CPU Supervisor with EEPROM

More results

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