RX-4045NB:AA3 Epson Toyocom Corporation, RX-4045NB:AA3 Datasheet

RX-4045NB:AA3

Manufacturer Part Number

RX-4045NB:AA3

Description

IC REAL TIME CLOCK 22-SON

Manufacturer

Epson Toyocom Corporation

Series

-r

Type

Clock/Calendarr

Datasheets

1.RX-4045SAAA3.pdf (2 pages)

2.RX-4045NBAA3.pdf (1 pages)

Specifications of RX-4045NB:AA3

Features

Alarm, Leap Year

Memory Size

Time Format

HH:MM:SS (12/24 hr)

Date Format

YY-MM-DD-dd

Interface

4-Wire Serial

Voltage - Supply

1.7 V ~ 5.5 V

Voltage - Supply, Battery

1.15 V ~ 5.5 V

Operating Temperature

-40°C ~ 85°C

Mounting Type

Surface Mount

Package / Case

22-LFDFN

Lead Free Status / Rohs Status

Lead free / RoHS Compliant

Other names

NB10-029562
SER3769TR

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Bonase Electronics (HK) Co., Limited

Part Number:

RX-4045NB:AA3

Manufacturer:

Epson

Quantity:

1 619

Current page: 1 of 2
Download datasheet (410Kb)

! ! ! !

Power voltage

Clock voltage

Operating

! ! ! !

Frequency

Oscillation

Frequency / voltage

High-Stability Frequency

SERIAL-INTER FACE REA L TIME C LOCK MODULE

RX - 4045 SA

FOUT

/INT

1) 2)

Signal

FOUT

Name

TEST

/ INT

GND

CLK

start-up time

characteristics

temperature

tolerance

Block diagram

Pin function

Specifications (characteristics)

Frequency characteristics

Built-in 32.768 kHz crystal unit : Frequency adjusted for high accuracy.

Interface Type

Operating voltage range

Wide Timekeeper voltage range

Various detection Functions

Low backup current

32.768 kHz clock frequency output : N-ch open drain output

Function of time and calendar, the various detection function,

and interrupt function etc.

Recommended Operating Conditions

Real time clock module

Item

Equivalent to 13 seconds of monthly deviation (excluding offset.)

Output

Input /

Input

OSC

DETECT

CONTROL

OUTPUT

OSC

32kHz

The chip enabled input pin.

At the " H " level, access becomes possible.

The data input pin for serial data transfer.

The data output pin for serial data transfer.

The shift clock input pin for serial data transfer.

32.768 kHz clock output pin with the output control

function ( N-ch open drain )

High impedance at the time of output off.

Interrupt output ( N-ch open drain )

Connected to a positive power supply.

Connected to a ground.

( built -in pull-down resistance )

(Do not connect externally.)

Symbol

Used by the manufacturer for testing.

f / V

CORREC

DIVIDER

OPR

STA

CLK

f / f

-TION

INTERRUPT CONTROL

= +25°C

= +25 °C

Condition

DIV

= 3.0 V

= 2.0 V

= 2.0 V to 5.5 V

Function

Condition

COMPARATOR_W

: 4-wire serial interface

: 1.7 V to 5.5 V

: 1.15 V to 5.5 V

: Oscillation stop detection function etc.

: 0.48 A / 3 V (Typ.)

COMPARATOR_D

(SEC,MIN,HOUR,WEEK,DAY,MONTH,YEAR)

DECODER

ADDRESS

( 5 10

1.15

Min.

1.7

-40

TIME COUNTER

SHIFT REGISTER

/ T

Typ.

+25

AA: 5 5

AC: 0

3.0

1 Max.

Rating

= +25 C)

http://www.epsontoyocom.co.jp

ADDRESS

1 Max.

ALARM_W REGISTER

ALARM_D REGISTER

(MIN,HOUR, WEEK)

Max.

+85

(MIN,HOUR)

5.5

Unit

Terminal connection / External dimensions

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

CONTROL

N.C.

CLK

FOUT

N.C.

TEST

I/O

VOLTAGE

DETECT

Actual size

RX-4045SA

! ! ! !

High-voltage mode

Low-voltage mode

Current

Consumption

SOP

Current consumption characteristics

Power supply detection voltage

7.4

Item

4045 SA

5.0

GND

0 .2

Item

CLK

D I

14 pin

Refer to application manual for details.

Symbol

32k

14.

13.

12.

11.

10.

The various detection Function

Equipped with alarm and timer

Features built-in 32.768 kHz crystal unit

CE = GND

RX-4045NB

Overview

FOUT ;

CE = GND

FOUT ;

Symbol

N.C.

GND

/ INT

N.C.

▪Frequency adjusted for high accuracy

▪Power supply voltage monitoring function

▪Stop detection function

▪Power-on reset detection function

▪

DETH

DETL

Timer function produces a periodic interruption signal.

(

( Equivalent to 13 seconds of monthly deviation )

produced. (Date of the week , time , minute)

As for the Alarm function an optional combination is

(with selectable detection threshold )

output OFF

32.768 kHz

5 10

output ON

Condition

(Hi-z)

10.

11.

Condition

Product Number (Please contact us)

RX-4045SA : Q41404551xxxx00

RX-4045NB : Q41404591xxxx00

= +25 C )

(GND)

TEST

FOUT

CLK

GND

/ INT

N.C.

= 5 V

= 3 V

Epson Toyocom

Min.

1.90

1.15

SON

5.0

4045 NB

4.8

0.60

0.65

Typ.

0.48

Typ.

2.10

1.30

22 pin

0. 2

= 40 C to +85 C

= 30 C to +70 C

1.3

Max.

1.80

1.20

2.00

2.30

1.45

0.1

22.

21.

20.

19.

18.

17.

16.

15.

14.

13.

12.

(Unit:mm)

Unit

µA

N.C.

Related parts for RX-4045NB:AA3

RX-4045NB:AA3 Summary of contents

Page 1

... Real time clock module Real time clock module Real time clock module Real time clock module High-Stability Frequency SERIAL-INTER FACE REA L TIME C LOCK MODULE RX - 4045 Built-in 32.768 kHz crystal unit : Frequency adjusted for high accuracy Interface Type : 4-wire serial interface Operating voltage range : 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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