RTC-8564NB:B:ROHS Epson Toyocom Corporation, RTC-8564NB:B:ROHS Datasheet
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RTC-8564NB:B:ROHS
Manufacturer Part Number
RTC-8564NB:B:ROHS
Description
IC REAL TIME CLOCK 22PIN-SON
Manufacturer
Epson Toyocom Corporation
Type
Clock/Calendar/Alarmr
Specifications of RTC-8564NB:B:ROHS
Time Format
HH:MM:SS
Date Format
YY-MM-DD-dd
Interface
I²C, 2-Wire Serial
Voltage - Supply
1.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
22-SON
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Memory Size
-
* Please ask for tighter tolerance. (Equivalent to 1 minute of monthly deviation)
! ! ! !
Power voltage
Clock voltage
Operating
! ! ! !
Low voltage
! ! ! !
Frequency
Low current consumption
I
RTC - 8564 JE
Signal Name Input/Output
2
* The I
temperature
detection
tolerance
CLKOUT
CLKOE
/ INT
SCL
SDA
CLKOUT
C-Bus INTER FACE REAL TIME C LOCK MOD ULE
Pin Function
Specifications (characteristics)
Recommended Operating Conditions
Low voltage detection
Frequency characteristics
CLKOE
Built in frequency adjusted 32.768 kHz crystal unit.
Interface Type
Operating voltage range
Timekeeper voltage range
Low backup current
32.768 kHz frequency output function ׃C-MOS output With Control Pin
The various functions include full calendar, alarm, timer,
and power supply voltage monitoring function
Block diagram
SCL
SDA
/INT
GND
Real time clock module
Real time clock module
V
Real time clock module
Real time clock module
DD
Item
Item
Item
2
C-Bus is a trademark of NXP Semiconductors
Bi-directional Data input and output pin.
Output
Output
Input
Input
-
-
Symbol
Symbol
Symbol
V
V
T
V
OPR
LOW
CLK
DD
f / f
32.768 kHz
CRYSTAL
32.768 kHz clock output pin with the
output control function. (C-MOS)
CLKOE pin control the condition of
CLKOUT with FE-bit, etc.
Serial clock input pin.
Interrupt output
Connected to a positive power supply.
Connected to a ground.
OUTPUT
CONTROL
I
INTERFACE
2
C-BUS
CLKOE pin
T
V
HIGH
LOW
a
DD
input
T
T
= +25 C
a
a
Condition
= -20 C +70 C
= -40 C +85 C
= 3.0 V
-
-
-
Condition
Condition
O SC
POR
FE
bit
1
0
1
0
Function
( N-ch open drain )
׃I
8.1 ׃V to 5.5 V
0.1 ׃V to 5.5 V / -20 C to +70 C
572 ׃nA / 3.0 V(Typ.)
Output
OFF
OFF
OFF
2
V
CLKOUT pin
C-Bus Interface (400 kHz)
Min.
1.8
-40
LOW
/
output
Voltage Detector
NB
CONTROL
LOGIC
ADDRESS
REGISTER
( C-MOS )
( LOW )
( LOW )
( LOW )
DIVIDER
Typ.
+25
Typ.
3.0
3.0
0.9
0.9
Rating
5 23 *
http://www.epsontoyocom.co.jp
Max.
Max.
+85
5.5
5.5
1.0
1.1
10.
CLKOUT frequency
1.
2.
3.
4.
5.
6.
7.
8.
9.
Unit
Unit
Unit
10
Month / Century
Weekday Alarm
V
V
V
V
C
Minutes Alarm
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.
Timer Control
Hour Alarm
Weekdays
Day Alarm
Control 1
Control 2
N.C.
N.C.
CLKOE
V
CLKOUT
SCL
SDA
( GND )
GND
/ INT
Seconds
6
Minutes
Hours
Years
Timer
DD
Days
Actual size
RTC-8564JE
! ! ! !
Current
VSOJ 20 pin
Consumtion
0F
00
RTC
Current consumption characteristics
Item
6 .0
5 .4
8564 JE
0.2
1.5
Low Timekeeper voltage range
The various interrupt function
Functions are compatible with RX-8564 LC series.
Interface Type
32.768 kHz frequency output function
Symbol
Overview
I
Max.
I
32k
BK
•I
•1.0 V to 5.5 V / Ta = -20 C to +70 C
•1.1 V to 5.5 V / Ta = -40 C to +85 C
•CLKOUT pin output (C-MOS output ), CL=30 pF
•CLKOE pin enables output on/off control.
•Output selectable
•Timer function can be set up between 1/4096 second and
• Alarm function can be set to any combination of day of
RTC-8564NB
<32.768 kHz, 1024 Hz, 32 Hz, 1 Hz>
255 minutes.
week, hour, or minute.
2
C-Bus Interface. ( Hi-speed bus specifications 400 kHz )
I
2
20.
19.
18.
17.
16.
15.
14.
13.
12.
11.
C-Bus slave address : read A3h and write A2h
f
CLKOE = GND
CLKOUT ;
f
CLKOE = V
CLKOUT ;
32.768 kHz output ON
(Output=OPEN ;
SCL
SCL
output OFF ( LOW )
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
CL = 0 pF)
= 0 Hz
= 0 Hz
Condition
Refer to application manual for details.
10.
11.
DD
Product Number (Please contact us)
RTC-8564JE : Q41856471000100
RTC-8564NB : Q41856491000200
1.
2.
3.
4.
5.
6.
7.
8.
9.
/ INT
GND
( GND )
N.C.
SDA
SCL
CLKOUT
V
CLKOE
N.C.
N.C.
DD
V
V
V
V
DD
DD
DD
DD
Epson Toyocom
Epson Toyocom
Epson Toyocom
Epson Toyocom
= 5 V
= 3 V
= 5 V
= 3 V
RTC
SON
Min.
5.0
22 pin
4.8
8564 NB
T
Typ.
330
275
2.5
1.5
0 .2
a
= 40 C to +85 C
1.3
Max. Unit
800
700
3.4
2.2
0. 1
(Unit׃mm)
22.
21.
20.
19.
18.
17.
16.
15.
14.
13.
12.
nA
A
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
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RTC-8564NB:B:ROHS Summary of contents
Page 1
... Real time clock module Real time clock module Real time clock module Low current consumption I 2 C-Bus INTER FACE REAL TIME C LOCK MOD ULE RTC - 8564 JE / Built in frequency adjusted 32.768 kHz crystal unit. Interface Type ׃I 2 C-Bus Interface (400 kHz) Operating voltage range ...
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. ...