RX-4801JE:UB Epson Toyocom Corporation, RX-4801JE:UB Datasheet

RX-4801JE:UB

Manufacturer Part Number

RX-4801JE:UB

Description

REAL TIME CLOCK MODULE

Manufacturer

Epson Toyocom Corporation

Datasheets

1.RX-4801JEUB.pdf (31 pages)

2.RX-4801JEUB.pdf (2 pages)

Specifications of RX-4801JE:UB

Memory Size

Time Format

Date Format

Interface

Voltage - Supply

Operating Temperature

Mounting Type

Package / Case

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Other names

Q5730413A

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3 )

1 )

Interface voltage

Temp. compensated

Clock voltage

Operating temperature

Stability

Current consumption (1)

Current consumption (2)

Built-in 32.768 kHz-DTCXO, High Stability

SERIAL-INTERFACE REAL TIME CLOCK MODULE

RX - 4801 SA

Electrical Characteristics

Voltage

Equivalent to 10 seconds of month deviation.

Equivalent to 5 seconds of month deviation.

Block diagram

Pin Function

Signal Name

Specifications (characteristics)

Built in frequency adjusted 32.768 kHz crystal unit and DTCXO.

Interface Type

Interface voltage range

Temp.compensated voltage range: 2.2 V to 5.5 V

Wide Timekeeper voltage range : 1.6 V to 5.5 V

32.768 kHz frequency output function : C-MOS output With Control Pin

The various functions include full calendar, alarm, timer.

Real time clock module

T2(V

FOUT

GND

/ INT

CLK

FOE

FOUT

FOE

/ INT

D I

CLK

D I

Item

)

Output

I / O

input

Symbol

BK1

BK2

TEM

CLK

OPR

f / f

The chip enable input pin.

The open drain output for interrupt.

Connected to a ground

* Use by the manufacture for testing.

The data output pin for serial data transfer.

The data input pin for serial data transfer.

The shift clock input pin for serial data transfer.

The pin outputs the reference clock signal.

The input pin for the FOUT output control.

Connected to a positive power supply

( Do not connect externally.)

( CMOS output )

Backup Mode

FOE = GND,

FOUT output : OFF

Interface voltage

Temp. compensated voltage

/INT = V

2 )

4 )

Equivalent to 9 seconds of month deviation.

Equivalent to 13 seconds of month deviation.

FOUT

INTERRUPT

CONTROLLER

INTERFACE

DIVIDER

Ta = -40 ºC to +85 ºC

Ta = 0 ºC to +40 ºC

Ta = 0 ºC to +50 ºC

Ta = -40 ºC to +85 ºC

DTCXO

32kHz

Condition

CIRCUIT

: 4-wire serial interface

: 1.6 V to 5.5 V

Function

32.768 kHz

= 5V

= 3V

http://www.epsontoyocom.co.jp

TIMER

ALARM

CONTROL

SYSTEM

Min.

CONTROLLER

1.6

2.2

1.6

CLOCK

CALENDAR

and

±1.9

±3.4

±3.8

±5.0

Typ.

+25

3.0

1.2

0.8

Max.

+85

5.5

3.4

2.1

Actual size

RX-4801SA

Terminal connection / External dimensions

Unit

ºC

CLK

FOUT

N.C.

TEST

FOE

*It is possible to use it by the terminal connection as

32.768 kHz-DTCXO.

High Stability

32.768 kHz frequency output function

The various interrupt

SOP

Overview

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

Output selectable

Timer Function can be set up between

Alarm Function can be set to day of week,

32.768 kHz-DTCXO Frequency temperature characteristics (Example)

± 1.9 x 10

± 3.4 x 10

± 3.8 x 10

± 5.0 x 10

Metal may be exposed on the top or bottom of this product.

1/ 4096 second and 255 minutes.

day, hour, or minute.

4801 SA

7.4

This will not affect any quality, reliability or electrical spec.

( Equivalent to 5 seconds of month deviation )

( Equivalent to 9 seconds of month deviation )

( Equivalent to 10 seconds of month deviation )

( Equivalent to 13 seconds of month deviation )

5.0

< 32.768 kHz, 1024 Hz, 1 Hz >

RX-4801JE

0.2

14 pin

-10

-15

-20

-25

-30

-5

-45

-6

-35

14.

13.

12.

11.

10.

32.768 kHz DTCXO

/ -40 ºC to +85 ºC

-25

Frequency temperature characteristics

T2(V

GND

/ INT

N.C.

Refer to application manual for details.

0 ºC to +40 ºC

0 ºC to +50 ºC

-15

Product Number (Please contact us)

RX-4801SA : X1B000021xxxx00

RX-4801JE : X1B000041xxxx00

)

-5

10.

Temperature (ºC)

Epson Toyo

Epson Toyocom

/ IN T

GND

T2(Vpp)

CLK

FOUT

N.C.

FOE

VSOJ

RX 4801JE

6.0

5.4

20 pin

Tuning fork X'tal

0.2

com

1.5

Max.

20.

19.

18.

17.

16.

15.

14.

13.

12.

11.

(Unit:mm)

N.C.

Related parts for RX-4801JE:UB

RX-4801JE:UB Summary of contents

Page 1

... Real time clock module Real time clock module Real time clock module Real time clock module Built-in 32.768 kHz-DTCXO, High Stability SERIAL-INTERFACE REAL TIME CLOCK MODULE RX - 4801 Built in frequency adjusted 32.768 kHz crystal unit and DTCXO. Interface Type : 4-wire serial interface Interface 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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