Datasheet > 微控制器和处理器 > 计时器或实时时钟> DS1689S+T&R

DS1689S+T&R

更新时间： 2024-11-13 04:39:11

品牌	Logo	应用领域
达拉斯 - DALLAS		控制器时钟
页数	文件大小	规格书
36页	593K
描述
3V/5V Serialized Real-Time Clocks with NV RAM Control

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中文翻译

获取价格

数据手册

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DS1689S+T&R 数据手册

DS1689/DS1693

3V/5V Serialized Real-Time Clocks

with NV RAM Control

www.maxim-ic.com

FEATURES

Incorporates Industry Standard DS1287 PC

Clock Plus Enhanced Features:

ꢀ

RAM Clear Input

Century Register

ꢀ

+3V or +5V Operation

32kHz Output for Power Management

32-Bit V_CCPowered Elapsed Time Counter

32-Bit V_BATPowered Elapsed Time Counter

16-Bit Power Cycle Counter

64-Bit Silicon Serial Number

64-Bit Customer Specific ROM or

Additional Serial Number Available

Power Control Circuitry Supports System

Power-On from Date/Time Alarm or Key

Closure

ꢀ

Compatible with Existing BIOS for Original

DS1287 Functions

ꢀ

Available as IC (DS1689) or Stand-Alone

Module with Embedded Battery and Crystal

(DS1693)

ꢀ

Automatic Battery Backup and Write

Protection to External SRAM

Crystal Select Bit Allows RTC to Operate

with 6pF or 12.5pF Crystal

ꢀ

Available in Industrial Temperature

Version

ꢀ

114 Bytes User NV RAM

Timekeeping Algorithm Includes Leap Year

Compensation Valid Up to 2100

Auxiliary Battery Input

PIN CONFIGURATIONS

V_BAUX

N.C.

RCLR

AD0

AD1

AD2

AD3

AD4

AD5

AD6

AD7

PWR

CEI

V_BAUX

CEI

CEO

V_CCI

V_CCO

RCLR

SQW

AD0

SQW

N.C.

V_BAT

AD1

IRQ

AD2

AD3

IRQ

PSEL

AD4

AD5

AD6

N.C.

GND

ALE

AD7

PWR

GND

Encapsulated DIP

(740 Mils)

(330 Mils)

ORDERING INFORMATION

PART

TEMP RANGE

0°C to +70°C

-40°C to +85°C

0°C to +70°C

-40°C to +85°C

0°C to +70°C

VOLTAGE (V) PIN-PACKAGE

TOP MARK*

DS1689S

DS1693

DS1689S

3 to 5

28 SO (0.330″)

28 SO (0.330″)/Tape & Reel

28 EDIP (0.740″)

DS1689S+

DS1689SN

DS1689SN+

DS1689S/T&R

DS1689S+T&R

DS1689SN/T&R

DS1689SN+T&R

DS1693

+ Denotes a lead-free/RoHS-compliant device.

* A “+” anywhere on the top mark denotes a lead-free/RoHS-compliant device. An “N” denotes an industrial temperature device.

1 of 36

REV: 112105

12 3 4 5 6 7...36

中文翻译

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与DS1689S+T&R相关器件

型号	品牌	获取价格	描述	数据表
DS1689S+W	MAXIM	获取价格	Real Time Clock, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, ROHS COMPLIANT, SOIC-28
DS1689SN	DALLAS	获取价格	3-Volt/5-Volt Serialized Real-Time Clock with NV RAM Control
DS1689SN/R	DALLAS	获取价格	3V/5V Serialized Real-Time Clocks with NV RAM Control
DS1689SN/T	DALLAS	获取价格	3V/5V Serialized Real-Time Clocks with NV RAM Control
DS1689SN/T&R	MAXIM	获取价格	Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, SOIC-28
DS1689SN/T&R	DALLAS	获取价格	3V/5V Serialized Real-Time Clocks with NV RAM Control
DS1689SN+	DALLAS	获取价格	3V/5V Serialized Real-Time Clocks with NV RAM Control
DS1689SN+	MAXIM	获取价格	Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, 0.330 INCH, ROHS COMPLIANT, SOIC-28
DS1689SN+R	DALLAS	获取价格	3V/5V Serialized Real-Time Clocks with NV RAM Control
DS1689SN+T	DALLAS	获取价格	3V/5V Serialized Real-Time Clocks with NV RAM Control

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