Datasheet > DS1685-3_12

DS1685-3_12

更新时间： 2024-11-16 12:23:19

品牌	Logo	应用领域
美信 - MAXIM		时钟
页数	文件大小	规格书
34页	654K
描述
3V/5V Real-Time Clocks

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中文翻译

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数据手册

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DS1685-3_12 数据手册

DS1685/DS1687

3V/5V Real-Time Clocks

FEATURES

Incorporates Industry-Standard DS1287 PC

Auxiliary Battery Input

RAM Clear Input

Century Register

Date Alarm Register

Compatible with Existing BIOS for Original

DS1287 Functions

Available as Chip (DS1685) or Stand-Alone

Encapsulated DIP (EDIP) with Embedded

Battery and Crystal (DS1687)

Timekeeping Algorithm Includes Leap-Year

Compensation Valid Through 2099

Clock plus Enhanced Features Such as Y2K

Compliant

+3V or +5V Operation

64-Bit Silicon Serial Number

Power-Control Circuitry Supports System

Power-On from Date/Time Alarm or Key

Closure

32kHz Output for Power Management

Crystal-Select Bit Allows RTC to Operate with

6pF or 12.5pF Crystal

SMI Recovery Stack

242 Bytes Battery-Backed NV RAM

Underwriters Laboratory (UL) Recognized

APPLICATIONS

Embedded Systems

Utility Meters

Security Systems

Network Hubs, Bridges, and Routers

PIN CONFIGURATIONS

TOP VIEW

V_CC

PWR

V_CC

PWR

N.C.

AD0

SQW

V_BAUX

SQW

V_BAUX

DS1685/

DS1685S/

DS1685E

DS1687

AD0

RCLR

V_BAT

IRQ

RCLR

N.C.

IRQ

28 27 26

RCLR

AD0

AD1

AD2

AD3

AD4

AD5

N.C.

AD1

AD2

AD3

AD4

AD5

AD6

AD7

GND

V_BAT

AD1

AD2

AD3

AD4

AD5

AD6

AD7

GND

DS1685Q

IRQ

GND

12 13 14 15 16 17 18

GND

N.C.

PLCC

ALE

PDIP (0.600″)/

SO (0.300″)/

TSSOP (0.173″)

EDIP (0.740″)

19-5215; Rev 10/12

1 of 34

12 3 4 5 6 7...34

中文翻译

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与DS1685-3_12相关器件

型号	品牌	获取价格	描述	数据表
DS1685-3+	MAXIM	获取价格	3V/5V Real-Time Clocks
DS1685-3+	DALLAS	获取价格	3V/5V Real-Time Clocks
DS1685-5	ROCHESTER	获取价格	1 TIMER(S), REAL TIME CLOCK, PDIP24, 0.600 INCH, PLASTIC, DIP-24
DS1685-5	MAXIM	获取价格	3V/5V Real-Time Clocks
DS1685-5	DALLAS	获取价格	3V/5V Real-Time Clocks
DS1685-5_12	MAXIM	获取价格	3V/5V Real-Time Clocks
DS1685-5+	MAXIM	获取价格	3V/5V Real-Time Clocks
DS1685-5+	DALLAS	获取价格	3V/5V Real-Time Clocks
DS1685-5IND	MAXIM	获取价格	3V/5V Real-Time Clocks
DS1685-5IND	DALLAS	获取价格	3V/5V Real-Time Clocks