Real time clock module
I
2
C-BUS INTERFACE REAL TIME CLOCK MODULE
鈥?Built-in crystal unit allows adjustment-free efficient operation.
鈥?Compliant with I C high-speed bus specifications. (400 kHz)
鈥?Equipped with alarm, timer, and frequency output (32.768 kHz,
1024 Hz,32 Hz,1 Hz) features.
鈥?Inclusion of century bit to enable correct date even after year 2000
鈥?Operating in wide voltage range from 1.8 to 5.5 V, and in wide
range of clock voltage from 1.2 to 5.5 V.
鈥?Low power consumption at 275 nA/3.0 V. (Typ.)
2
RTC-8564JE
Actual size
Specifications (characteristics)
Absolute Max. rating
Item
Supply voltage
Input voltage
Output voltage
DC Input current
DC Output current
Symbol
V
DD
I
DD
Vi
Vo
Ii
Io
T
STG
As single part
Condition
Min.
-0.5
-50
GND-0.5
Max.
+6.5
50
V
DD
+0.5
Unit
V
mA
V
The I
2
C-Bus is a trademark of Philips Electronics N.V.
Terminal connection
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Pin terminal
N.C
N.C
CLKOE
V
DD
CLKOUT
SCL
SDA
(GND)
GND
INT
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
Between V
DD
and GND
V
DD
pin
Input pin
INT pins
鈥?/div>
-10
-55
10
+125
mA
2019 18 17 1615 14 13 12 11
Storage temperature Range
藲C
Operating range
Item
Supply voltage range
Clock voltage range
V
DD
T
OPR
Symbol
Condition
Min.
1.8
V
LOW
鈥?/div>
-40
5.5
+85
V
藲C
Max.
Unit
1 2 3 4 5 6 7 8 9 10
I
2
C-BUS access at
400 kHz
Operating temperature range
Frequency characteristics
Item
Frequency precision
Frequency temperature
characteristics
Frequency voltage
characteristics
Oscillation start-up time
Symbol
鈭唂/fo
T
op
fv
t
STA
fa
Condition
Ta=+25 藲C, V
DD
=3.0 V
Ta=+25藲C,
-10 to +70 藲C,V
DD
=3.0 V
Ta=+25 藲C,
V
DD
=1.2 V to 5.5 V
Ta=+25 藲C, V
DD
=1.8 V
Ta=+25 藲C, V
DD
=3.0 V
Max.
5鹵23
+10
-120
Unit
脳
10
-6
鹵2
3
鹵5
脳
10
-6
/V
s
External dimensions
R8564
E 8476A
5.4
(Unit: mm)
Aging
脳
10
-6
/year
DC characteristics
Item
Power current
(during access)
Pin
(V
DD
=1.8 to 5.5 V, Ta=-40 to +85藲C)
Symbol
I
DD0
I
DD
Power current
(not during access)
鈥?/div>
I
DD32k
鈥淟鈥?input voltage
鈥淗鈥?input voltage
鈥淟鈥?output voltage
鈥淟鈥?output current
鈥淗鈥?output current
Leakage current
SDA
INT
V
IL
V
IH
Min. Typ. Max.
Unit
Condition
鈥?/div>
800
f
SCL
=400 kHz
200
f
SCL
=100 kHz
0.33 0.80
f
SCL
=0 Hz, V
DD
=5.0 V
0.275
0.70
f
SCL
=0 Hz, V
DD
=3.0 V
f
SCL
=0 Hz, V
DD
=2.0 V
鈥?0.25 0.65 碌A(chǔ)
2.5
3.4
f
SCL
=0 Hz, V
DD
=5.0 V
1.5
2.2
f
SCL
=0 Hz, V
DD
=3.0 V
1.1
1.6
f
SCL
=0 Hz, V
DD
=2.0 V
0.3
x
V
DD
GND -0.5
V
鈥?/div>
VDD+0.5
0.7
x
V
DD
鈥?/div>
鈥?/div>
1
1
0.9
0.9
1.1
1.0
碌A(chǔ)
V
mA
6.0鹵0.2
1.5 Max.
7.0鹵0.3
1.3
0.65
0.22
(0.75)
(0.75)
Low voltage detection
-3
I
OL
(SDA)
I
OL
(INT) V
OL
=0.4 V, V
DD
=5 V
-1
I
OL
(CLKOUT)
CLKOUT
鈥?/div>
I
OH
(CLKOUT)
I
LO
V
O
=V
DD
or GND
-1
鈥?/div>
Ta=-40 擄C to +85 擄C
鈥?/div>
V
LOW
Ta=-20 擄C to +70 擄C
69
RTC-8564JE 產(chǎn)品屬性
年：月：日：時：分：秒
12小時/24小時
RTC
I2C
1.8V 到 5.5V
VSOJ
20
-40°C 到 +85°C
No SVHC (19-Dec-2011)
8564
VSOJ
-40°C
85°C
I2C
Serial, I2C, 2 Wire
32.768kHz
固定周期定時器中斷
5.5V
1.8V
RTC
VSOJ
表面安裝
2
RTC-8564JE相關(guān)型號PDF文件下載
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