89
Real time clock module
Absolute Max. rating
Specifications (characteristics)
Operating range
Frequency characteristics
DC characteristics
External dimensions/Terminal connection
(Unit: mm)
R8564
1234A
E
1.5 Max.
5.4
1.3
7.0 0.3
#20
#11
#1
#10
No.
1
2
3
4
5
6
7
8
9
10
Pin terminal
N.C
N.C
CLKOE
V
DD
CLKOUT
SCL
SDA
(GND)
GND
INT
0.65
0.22 0 Min.
(0.75)
(0.75)
6.2 Max.
No.
20
19
18
17
16
15
14
13
12
11
Pin terminal
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
RTC-8564JE
(VSOJ 20-pin)
RTC-8564NB
(SON 22-pin)
RX-8564CF
(SON 10-pin)
Metal may be exposed on the top or bottom of this product. This won't affect any quality, reliability or electrical spec.
#1
#11
#14
#22
No.
1
2
3
4
5
6
7
8
9
10
11
Pin terminal
INT
GND
(GND)
N.C
SDA
SCL
CLKOUT
V
DD
CLKOE
N.C
N.C
No.
22
21
20
19
18
17
16
15
14
13
12
Pin terminal
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
6.3 Max.
4.8
5.0
0.2
1.3
0.5
0.2
R8564
1234A
E
No.
1
2
3
4
5
Pin terminal
V
DD
CLKOUT
N.C
SCL
SDA
No.
10
9
8
7
6
Pin terminal
CLKOE
N.C
N.C
INT
GND
0.1
E8564
123A
5.0 0.2
1.0
0.26
0.4
3.2
0.2
#10
#6
#1
#5
1.2 Max.
0.6
0.35
I C-BUS INTERFACE REAL TIME CLOCK MODULE
RTC-8564JE/NB
RX-8564CF
Built-in crystal unit allows adjustment-free efficient operation.
Compliant with I
2
C high-speed bus specifications. (400 kHz)
Equipped with alarm, timer, and frequency output (32.768 kHz, 1024 Hz,32 Hz,1 Hz) features.
Operating in wide voltage range from 1.8 V to 5.5 V,
and in wide range of clock voltage from 1.0 V to 5.5 V.
(RTC-8564JE/NB : -20C to +70C / RX-8564CF:+25C)
Low power consumption at 275 nA/3.0 V. (Typ.)
Item
Supply voltage
Input voltage
Output voltage
DC Input current
DC Output current
Storage temperature
Symbol
V
DD
V
I
Vo
I
I
Io
T
STG
Condition
V
DD
to GND
Input pin
INT pins
--
Stored as bare product
after unpacking
Min.
-0.5
GND-0.5
-10
-55
Max.
+6.5
V
DD
+0.5
10
+125
Unit
V
V
mA
C
Item
Power voltage
Clock voltage
Operating temperature
Symbol
V
DD
V
CLK
T
OPR
Condition
I
2
C-BUS access at
400 kHz
--
No condensation
Min.
1.8
V
LOW
-40
Max.
5.5
+85
Unit
V
C
Item
Frequency tolerance
Oscillation start-up time
Frequency temperature
characteristics
Frequency voltage
characteristics
Aging
Symbol
f/fo
t
STA
T
op
f/V
fa
Condition
Ta=+25 C, V
DD
=3.0 V
Ta=+25 C, V
DD
=1.8 V
Reference at +25C,
Ta=-10 C to +70 C,V
DD
=3.0 V
Ta=+25 C, V
DD
=3.0 V
Range
3 Max.
+10
-120
2 Max.
5
Unit
10
-6
s
10
-6
10
-6
/V
10
-6
/year
Item
Power current
(during access)
Power current
(not during access)
(CLKOUT=0 Hz)
Power current
(not during access)
(CLKOUT=32.768 kHz)
"L" input voltage
"H" input voltage
"L" output current
"L" output current
"H" output current
Leakage current
Low voltage detection
RTC-8564JE/NB
Low voltage detection
RX-8564CF
Pin
--
SDA
INT
CLKOUT
--
Symbol
I
DD0
I
DD
I
DD32k
V
IL
V
IH
I
OL
I
OL
I
OL
I
OH
I
LO
V
LOW
Condition
f
SCL
=400 kHz
f
SCL
=100 kHz
f
SCL
=0 Hz, V
DD
=5.0 V
f
SCL
=0 Hz, V
DD
=3.0 V
f
SCL
=0 Hz, V
DD
=2.0 V
f
SCL
=0 Hz, V
DD
=5.0 V
f
SCL
=0 Hz, V
DD
=3.0 V
f
SCL
=0 Hz, V
DD
=2.0 V
--
V
OL
=0.4 V, V
DD
=5 V
V
OUT
=V
DD
or GND
Ta=-40 C to +85 C
Ta=-20 C to +70 C
Ta=-40 C to +85 C
Ta=-+25 C
Min.
--
-0.5
0.7 V
DD
-3
-1
--
-1
--
Typ.
--
0.33
0.275
0.25
2.5
1.5
1.1
--
0.9
Max.
800
200
0.80
0.70
0.65
3.4
2.2
1.6
0.3 V
DD
VDD+0.5
--
1
1
1.1
1.0
1.2
1.0
Unit
A
V
mA
A
V
2
Actual size
(GND=0 V, V
DD
=1.8 V to 5.5 V, Ta=-40 C to +85 C)
523
The I
2
C-Bus is a trademark of Philips Electronics N.V.
The details are mentioned in the application manual.
http://www.epsondevice.com
Product number (please refer to page 2)
Q4185647x000100
Q4185649x0000200
Q418 564Ax000100
RTC-8564JE
RTC-8564NB
RX-8564CF
Ta=+25 C,
V
DD
=1.0 V to 5.5 V
Ta=+25 C,
V
DD
=1.8 V to 5.5 V
RTC-
8564JE/NB
RX-
8564CF
Please ask tighter tolerance
Real time clock module
AC characteristics
Block diagram
Register table
Timing chart
INT
SCL
SDA
CLKOUT
32.768 kHz
CRYSTAL
OSC
POR
Output
Control
Divider
Voltage
Detector
Control
Logic
Address
Register
Timer
Timer Control
CLKOUT frequency
Weekday Alarm
Day Alarm
Hour Alarm
Minutes Alarm
Years
Month/Century
Weekdays
Days
Hours
Minutes
Seconds
Control2
Control1
00
0F
I C-BUS
Interface
2
CLKOE
Protocol
SCL
Start
Condition (s)
Start
Condition (s)
Stop
Condition (P)
t
SU;STO
t
SP
t
HD;DAT
t
SU;STA
t
HD;STA
t
SU;STA
t
LOW
t
HIGH
1/f
SCL
(A)
(P)
(S)
t
f
t
r
(S)
t
BUF
t
SU;DAT
t
HD;SAT
Bit 7
MSB (A7)
Bit6
(A6)
Bit0
LSB
(R/W)
ACK
(A)
SDA
0 : Always set this bit to
"0".
Address
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
Register symbol
Control 1
Control 2
Sec
Min
Hour
Day
Day of Week
Month/Century
Year
Minutes Alarm
Hours Alarm
Day Alarm
Week Alarm
CLKOUT frequency
Timer control
Timer
bit 7
TEST
0
VL
C
Year 80
AE
AE
AE
AE
FE
TE
128
bit 6
0
0
S 40
Min 40
Year 40
A-Min 40
64
bit 5
STOP
0
S 20
Min 20
Hour 20
Day 20
Year 20
A-Min 20
A-Hr 20
A-Day 20
32
bit 4
0
TI/TP
S 10
Min 10
Hour 10
Day 10
Month 10
Year 10
A-Min 10
A-Hr 10
A-Day 10
16
bit 3
TEST
AF
S 8
Min 8
Hour 8
Day 8
Month 8
Year 8
A-Min 8
A-Hr 8
A-Day 8
8
bit 2
0
TF
S 4
Min 4
Hour 4
Day 4
W 4
Month 4
Year 4
A-Min 4
A-Hr 4
A-Day 4
A-W 4
4
bit 1
0
AIE
S 2
Min 2
Hour 2
Day 2
W 2
Month 2
Year 2
A-Min 2
A-Hr 2
A-Day 2
A-W 2
FD1
TD1
2
bit 0
0
TIE
S 1
Min 1
Hour 1
Day 1
W 1
Month 1
Year 1
A-Min 1
A-Hr 1
A-Day 1
A-W 1
FD0
TD0
1
Item
SCL clock frequency
Tolerance spike time on bus
Start condition set-up time
Start condition Hold time
SCL "L" time
SCL "H" time
SCL and SDA rise time
SCL and SDA fall time
Data set-up time
Data hold time
Stop condition set-up time
Symbol
f
SCL
t
SP
t
SU
;
STA
t
HD
;
STA
t
LOW
t
HIGH
t
r
t
f
t
SU
;
DAT
t
HD
;
DAT
t
SU
;
STO
Min.
0.6
1.3
0.6
100
0
0.6
Max.
400
50
0.3
Unit
kHz
ns
s
ns
s
(V
DD
=1.8 V to 5.5 V, Ta=-40 C to +85 C)
90
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