RX-4571LC:B3 PURE SN Epson Toyocom Corporation, RX-4571LC:B3 PURE SN Datasheet

RX-4571LC:B3 PURE SN

Manufacturer Part Number

RX-4571LC:B3 PURE SN

Description

IC REAL TIME CLOCK 12-VSOJ

Manufacturer

Epson Toyocom Corporation

Series

-r

Type

Clock/Calendarr

Datasheets

1.RX-4571LCB3_PURE_SN.pdf (2 pages)

2.RX-4571LCB3_PURE_SN.pdf (1 pages)

Specifications of RX-4571LC:B3 PURE SN

Features

Alarm, Leap Year

Memory Size

Time Format

HH:MM:SS (24 hr)

Date Format

YY-MM-DD-dd

Interface

3-Wire Serial

Voltage - Supply

1.6 V ~ 5.5 V

Voltage - Supply, Battery

1 V ~ 5.5 V

Operating Temperature

-40°C ~ 85°C

Mounting Type

Surface Mount

Package / Case

12-TSSOJ

Lead Free Status / Rohs Status

Lead free / RoHS Compliant

Other names

NB10-029373
SER3771TR

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* Please ask for tighter tolerance. (Equivalent to 1 minute of monthly deviation)

! ! ! !

LOW BACKUP VOLTAGE

SERIAL-INTERFACE REAL TIME CLOCK MODULE

RX - 4571 LC

Power voltage

Clock voltage

Operating

Frequency

Oscillation

Specifications (characteristics)

temperature

tolerance

start-up time

Built in freque ncy adjusted 32 .768 kHz crysta l unit.

Interface Type

Operating vo ltage ra nge

Wide Timekeeper vo ltage ra nge

Low backup curre nt

32.768 kHz frequency output function

Real-time clock function

Clock/cale ndar function, a uto leap yea r correction functio n,

alarm i nte rrupt functio n, etc.

Recommended Operating Conditions

Frequency characteristics

Terminal connection / External dimensions

FOE

N.C.

DIO

CLK

GND

Real time clock module

Block diagram

FOUT

FOE

/ IRQ

DIO

CLK

Item

RX 4571 LC

VSOJ 12pin

Symbol

2.4

2.8

OPR

STA

CLK

f / f

32.768 kHz

FOUT

INTERRUPTS

OSC

BUS

= +25 C

= 40 to +85 C

= +25 C

INTERFACE

CONTROLLER

Condition

12.

10.

11.

= 3.0 V

= 1.6 V

CIRCUIT

Metal may be exposed on the top or bottom of this product. This w ill not affect any quality, reliability or electrical spec.

Condition

N.C.

/IRQ

FOUT

DIVIDER

C-MOS output With Control Pin

3-wire serial i nte rface

1.6 V to 5.5 V

1.0 V to 5.5 V / T

0.32 A ( Typ. ) / 3 V

Min.

1.6

1.0

1.1

CLOCK and

TIMER

ALARM

CONTROL

SYSTEM

Typ.

+25

3.0

http://www.epsontoyocom.co.jp

10.

11.

CONTROLLER

1 Max.

Rating

CALENDAR

and

FOE

DIO

(GND)

CLK

GND

N.C.

FOUT

/IRQ

23 *

Max.

+85

5.5

= +25 C

CONTROL LINE

Unit

SON

5.0

4571 NB

4.8

0.2

22 pin

Actual size

RX-4571LC

1.3

! ! ! !

Symbol

Current consumption characteristics

0 .1

32k

22.

21.

20.

19.

18.

17.

16.

15.

14.

13.

12.

Timer function

32.768 kHz frequency output function

Alarm function

Pin Function

Signal

Name

FOUT

/ IRQ

GND

FOE

CLK

DIO

N.C.

Overview

CE = GND

/IRQ = OFF

FOUT ;

output OFF ( Hi - z )

CE = GND

/IRQ = OFF

FOUT ;

32.768 kHz output

CL = 30 pF

• FOUT pin output ( C-MOS output ) , CL=30 pF

• Timer function which can be set up between

• Alarm function can be set to any combination of day,

1/4096 second and 4095 minutes.

day of week, hour, or minute.

Input / Output

Bi-directional

RX-4571NB

Output

Condition

Input

Refer to application manual for details.

The chip enabled input pin 0.

( It has a built -in pull-down resistance )

The shift clock input pin for serial data transfer.

The data input / output pin for serial data transfer.

32.768 kHz clock output pin with the output control

function. ( C-MOS )

FOE pin control the condition of FOUT with

FSEL1-bit, FSEL0-bit, etc.

Interrupt output ( N-ch open drain )

Connected to a positive power supply.

Connected to a ground.

Product Number (Please contact us)

RX-4571LC : Q414571C1000100

RX-4571NB : Q41457191000100

RX-4571SA : Q41457151000100

= 5 V

= 3 V

= 5 V

= 3 V

GND

N.C.

CLK

DIO

N.C.

FOE

RX-4571SA

Epson Toyocom

Min.

SOP - 14 pin

7.4

Function

4571 SA

5.0

0.40

0.32

Typ.

8.0

5.0

0.2

= 40 C to +85 C

Max.

1.00

0.95

14.0

8.5

14.

13.

12.

11.

10.

(Unit:mm)

FOUT

N.C.

/ IRQ

N.C.

Unit

Related parts for RX-4571LC:B3 PURE SN

RX-4571LC:B3 PURE SN Summary of contents

Page 1

... Real time clock module Real time clock module Real time clock module Real time clock module LOW BACKUP VOLTAGE SERIAL-INTERFACE REAL TIME CLOCK MODULE RX - 4571 Built in freque ncy adjusted 32 .768 kHz crysta l unit. Interface Type : 3-wire serial i nte rface : Operating vo ltage ra nge 1 ...

Page 2

EPSON TOYOCOM In order to meet customer needs in a rapidly advancing digital, broadband and ubiquitous society, we are committed to offering products that are one step ahead of the market and a rank above the rest in quality. ...

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