DS14285SSLASHTR datasheet(1/26 Pages) DALLAS

tên linh kiện	DS14285S/TR

Giải thích chi tiết về linh kiện	Real-Time Clock with NV RAM

PDF	26 Pages

Scroll/Zoom	100%

nhà sản xuất	DALLAS [Dallas Semiconductor]

Trang chủ	https://www.maximintegrated.com/en.html

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REV: 112105

FEATURES

Direct Replacement for IBM AT

Computer Clock/Calendar

Functionally Compatible with the

DS1285/DS1287

Available as Chip (DS14285, DS14285S, or

DS14285Q) or Stand-Alone Module with

Embedded Lithium Battery and Crystal

(DS14287)

Automatic Backup Supply and Write

Protection to Make External SRAM

Nonvolatile

Counts Seconds, Minutes, Hours, Days,

Day of the Week, Date, Month, and Year

with Leap Year Compensation Valid Up

to 2100

Binary or BCD Representation of Time,

Calendar, and Alarm

12- or 24-Hour Clock with AM and PM in

12-Hour Mode

Daylight Saving Time Option

Multiplex Bus for Pin Efficiency

Interfaced with Software as 128 RAM

Locations

14 Bytes of Clock and Control Registers

114 Bytes of General Purpose RAM

Programmable Square-Wave Output

Signal

Bus-Compatible Interrupt Signals (

IRQ)

Three Interrupts are Separately Software-

Maskable and Testable

Time-of-Day Alarm Once/Second to

Once/Day

Periodic Rates from 122

µs to 500ms

End of Clock Update Cycle

Optional Industrial Temperature Version

Available: DS14285 DIP, SO, and PLCC

PIN CONFIGURATIONS

DS14285/DS14287

Real-Time Clock with NV RAM

Control Control

www.maxim-ic.com

PLCC

AD0

AD1

AD2

AD3

AD4

AD5

CEI

VBAT

IRQ

RESET

DS

GND

N.C.

R/W

25

24

23

22

21

20

19

5

6

7

8

9

10

11

4

3

2

1

28 27 26

12 13 14 15 16 17 18

23

N.C.

AD1

AD3

AD4

AD5

AD6

AD7

GND

VCC

SQW

CEO

CEI

N.C.

IRQ

RESET

DS

N.C.

R/W

AS

CS

1

2

3

4

5

6

7

8

9

10

11

12

24

22

21

20

19

18

17

16

15

14

13

N.C.

AD0

AD2

VCCO

Encapsulated Package

DS14287

DS14285

DIP/SO

23

X2

AD1

AD3

AD4

AD5

AD6

AD7

GND

VCC

CEI

VBAT

IRQ

RESET

DS

GND

R/W

AS

CS

1

2

3

4

5

6

7

8

9

10

11

12

24

22

21

20

19

18

17

16

15

14

13

X1

AD0

AD2

SQW

CEO

VCCO

TOP VIEW

Số phần tương tự - DS14285S/TR

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
Dallas Semiconductor	DS14285S	303Kb / 25P	Real Time Clock with NV RAM Control
Dallas Semiconductor	DS14285SN	303Kb / 25P	Real Time Clock with NV RAM Control

More results

Mô tả tương tự - DS14285S/TR

nhà sản xuất	tên linh kiện	bảng dữ liệu	Giải thích chi tiết về linh kiện
RICOH electronics devic...	RP5C01A	124Kb / 10P	REAL-TIME CLOCK WITH INTERNAL RAM
Dallas Semiconductor	DS1688	46Kb / 5P	3 Volt/5 Volt Serialized Real Time Clock with NV RAM Control
	DS14285	303Kb / 25P	Real Time Clock with NV RAM Control
	DS1689	321Kb / 32P	3-Volt/5-Volt Serialized Real-Time Clock with NV RAM Control
List of Unclassifed Man...	STK1743	253Kb / 10P	NV TIME 8K X 8 AUTOSTORE NVSRAM WITH REAL - TIME CLOCK
Motorola, Inc	MC146818	930Kb / 22P	REAL-TIME CLOCK PLUS RAM (RTC)
Dallas Semiconductor	DS1688	395Kb / 6P	3V/5V Serialized Real-Time Clocks with NV RAM Control
Dallas Semiconductor	DS1689	593Kb / 36P	3V/5V Serialized Real-Time Clocks with NV RAM Control
Maxim Integrated Produc...	DS1688	99Kb / 3P	3V/5V Serialized Real-Time Clocks with NV RAM Control REV: 112205
Maxim Integrated Produc...	DS1689	599Kb / 36P	3V/5V Serialized Real-Time Clocks with NV RAM Control REV: 112105

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