RTC-9701JE Epson Toyocom Corporation, RTC-9701JE Datasheet

IC, RTC, FULL CALENDAR, 256 X 16, VSOJ20

RTC-9701JE

Manufacturer Part Number

RTC-9701JE

Description

IC, RTC, FULL CALENDAR, 256 X 16, VSOJ20

Manufacturer

Epson Toyocom Corporation

Datasheet

1.RTC-9701JE.pdf (2 pages)

Specifications of RTC-9701JE

Clock Format

12 Or 24 Hr

Clock Ic Type

RTC

Ic Interface Type

4 Wire

Memory Configuration

256 X 16

Supply Voltage Range

2.7V To 3.6V

Digital Ic Case Style

VSOJ

No. Of Pins

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Meier Automation Equipment Co., Limited

Part Number:

RTC-9701JE

Manufacturer:

EPSON/爱普生

Quantity:

20 000

Company:

Bonase Electronics (HK) Co., Limited

Part Number:

RTC-9701JEB3

Manufacturer:

SKYGATE

Quantity:

40 000

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If not specifically indicated, V

Signal Name Input / Output

! ! ! !

Power voltage

Clock voltage

Analog voltage

Operating

! ! ! !

Frequency

Built-in EEPROM

SERIAL-INTERFACE REAL TIME CLOCK MODULE

RTC - 9701 JE

Please ask for tighter tolerance. (

/ AIRQ

/ TIRQ

FOUT

temperature

tolerance

Wide Timekeeper voltage range

Block diagram

Pin Function

GND

Specifications (characteristics)

Built in frequency adjusted 32.768 kHz crystal unit.

Interface Type

Operating voltage range

Include EEPROM

Various detection Functions

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

The various functions include full calendar, alarm, timer.

VEX

FOE

Recommended Operating Conditions

CLK

Real time clock module

Frequency characteristics

Real time clock module

DD2

Item

FOUT

FOE

/ TIRQ

/ AIRQ

VEX

GND

D O

D I

CLK

C E

DD2

Output

Input

Symbol

OPR

DD2

f / f

Equivalent to 1 minute of monthly deviation)

= 2.7 V to 3.6 V , V

Connected to a positive power supply.

RTC power.

External voltage detection input pin

The chip enabled input pin. ( built -in pull-down resistance )

The shift clock input pin for serial data transfer.

The data input pin for serial data transfer.

The data output pin for serial data transfer.

This pin outputs the reference clock signal at 32.768 kHz ( C-MOS output ).

High impedance at the time of output off.

The input pin for the FOUT output control.

Open drain output pin for alarm and time update interrupts.

Open drain output pin for timer interrpt.

Connected to a ground.

Always supply the power irrespective of action situation to this terminal.

OSC

= +25 °C

Condition

BUS

INTERFACE

CIRCUIT

= 3.0 V

DD2

32.768 kHz

Condition

FOUT

CONTROLLER

INTERRUPTS

CONTROLLER

: Serial interface in 4 lines form.

: 2.7 V to 3.6 V

: 1.8 V to 5.5 V

: 4 kbit ( 256

: Ex.Power supply voltage

DD2

DIVIDER

monitoring function

= 1.8 V to 5.5 V , Ta = 40 C to +85 C

Min.

-40

2.7

1.8

1.4

VLF

Typ.

+25

3.0

Function

Rating

http://www.epsontoyocom.co.jp

16 bit )

EEPROM

256

TIMER

ALARM

CONTROL

Max.

+85

CLOCK

CALENDAR

3.6

5.5

and

16 bit

Unit

°C

Control Line

Actual size

! ! ! !

Memory contents

Program/Erase cycle

Current consumption (write to EEPROM)

Access time

CLK clock cycle V

CLK clock cycle

EEPROM Memory characteristics

AC characteristics

The various Power supply voltage monitoring function

The various interrupt function

Include EEPROM

Interface Type

32.768 kHz frequency output function

Terminal connection / External dimensions

Overview

Item

•4 kbit ( 256 16 bit ) User Memory.

•VEX input pin : Power supply voltage monitoring function

•VDD2 pin : Low voltage detection function

•Oscillation circuit : Low voltage detection function

•Serial interface in 4 lines form.

•FOUT pin output (C-MOS output)

•FOE pin enables output on/off control.

•Alarm interrupt function,

= 3.0 V 0.3 V

= 3.3 V 0.3 V

Time-update interrupt function, timer function.

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

This will not affect any quality, reliability or electrical spec

It is possible to make it to 3 lines by

10.

wired-OR connecting DI and DO pins.

VEX

FOE

/ AIRQ

/ TIRQ

CLK

DD2

Refer to application manual for details.

RTC

VSOJ

6.0

1000

Min.

500

9701 JE

5.4

4 kbit ( 256

900

20 pin

0.2

1.5

Typ.

Max.

16 bit )

20.

19.

18.

17.

16.

15.

14.

13.

12.

11.

Max.

N.C.

GND

FOUT

times

Unit

( Unit:mm )

Related parts for RTC-9701JE

RTC-9701JE Summary of contents

Page 1

... Real time clock module Real time clock module Real time clock module Real time clock module Built-in EEPROM SERIAL-INTERFACE REAL TIME CLOCK MODULE RTC - 9701 JE Built in frequency adjusted 32.768 kHz crystal unit. Interface Type : Serial interface in 4 lines form. Operating voltage range : 2 3.6 V Wide Timekeeper voltage range : 1 ...

Page 2

... LAN and WAN on a global scale. Epson Toyocom Corporation addresses every single aspect within a network environment. The new corporation offers “Digital Convergence” solutions to problems arising with products for consumer use, such as, core network systems and automotive systems ...

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