RTC4553 ETC, RTC4553 Datasheet
RTC4553
Manufacturer Part Number
RTC4553
Description
SERIAL-INTERFACE REAL TIME CLOCK MODULE
Manufacturer
ETC
Datasheet
1.RTC4553.pdf
(2 pages)
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47
Real time clock module
RTC-4553
• Builtin crystal unit allows adjustment-free efficient operation.
• The small package makes high-density mounting possible. (SOP 14-pin)
• Automatic calendar function (year, month, day, day of the week, hour, minute,
• Automatic leap year correction. (up to 2099)
• Builtin 30 x 4-bit S-RAM.
• High-speed access.
• Reference pulse output. (1024 Hz, 1/10 Hz)
• Low current consumption. (1 µA typical)
• Similar mounting method to that used for universal type SMD IC.
SERIAL-INTERFACE REAL TIME CLOCK MODULE
Supply voltage
Input voltage
Output voltage
Storage temperature
Soldering conditions
Operating voltage
Operating temperature
Data holding voltage
Current consumption
Output voltage
Off leak current
Input voltage
Input current
Oscillation start-up time
Frequency tolerance
Frequency temperature
characteristics
Frequency voltage
characteristics
Aging
second).
Absolute Max. rating
Frequency characteristics
V
Specifications (characteristics)
DC characteristics
Operating range
DD
=5V 10%
Item
Item
Item
Item
Symbol
Symbol
Symbol
Symbol
V
T
T
T
V
V
V
I
I
V
I
T
V
V
I
T
V
V
I
STG
SOL
DD1
DD2
OZH
OZL
I
OUT
OPR
f/fo
fv
fa
osc
DD
DD
DH
OH
IH
IL
IN
op
OL
IH
IL
S
Ta=-10 to 70˚C, V
Reference at 25˚C
Ta=Fix, V
Reference at 5V
Stored without
IN
___
SCK
,SCK
__
tape & reel
S
I
Condition
Condition
Ta=25˚C,
V
Ta=25˚C, V
I
OH
V
V
Condition
OL
V
OUT
Ta=25˚C
___
SCK
V
DD
OUT
DD
V
=500 kHz
=-400µA
IN
, W
OUT
=1.6mA
__
IN
—
=5V
=5.5V
-GND
, T
—
—
Condition
first year
=5.5V
=0V
R, CS
____
=DC
=0V
POUT
DD
__
=2 to 5.5V
0
, CS
DD
1
DD
=5V,
V
Twice at under 260˚C within 10 sec. or
under 230˚C within 3 min.
4/5 V
=5V
Min.
Min.
DD
-2.0
-2.0
2.7
-30
AA
2.0
—
—
—
—
A
B
Min.
-0.3
-0. 4
-55
(GND=OV, Ta=-30˚C to +70˚C)
DD
Typ.
Typ.
5.0
1.0
—
—
—
Range
5±10
5±20
-120
5±5
+10
±5
V
Max.
DD
+125
+6.0
1/5 V
+0.3
Max.
Max.
100
+70
5.5
3.0
0.4
2.0
2.0
3.0
5.5
—
—
DD
ppm
ppm/
Unit
year
Unit
Unit
Unit
µA
µA
µA
˚C
˚C
V
V
V
V
V
s
Data holding voltage
Current consumption
Output voltage
Off leak current
Input voltage
Input current
Oscillation start-up time
Terminal connection
External dimensions
V
DD
=3V 10%
Item
14 13 12 11 10 9 8
1 2 3 4 5 6 7
R4553 A
E
10.1 0.2
6496
Symbol
L1 to L5 are test pin. Do not connect them to any terminals.
I
I
I
T
V
V
V
I
V
V
DD1
DD2
OZH
OZL
I
I
IH
osc
DH
OH
OL
IL
IH
IL
___
SCK
I
I
OH
V
Condition
OL
V
Ta=25˚C
V
___
SCK
OUT
V
=300 kHz
=-400µA
IN
=1.6mA
OUT
IN
=3.3V
—
—
=3.3V
=0V
=DC
=0V
0.6
Actual size
V
4/5 V
No.
Min.
1
2
3
4
5
6
7
DD
-2.0
-2.0
2.0
—
—
—
—
-0.4
(GND=OV, Ta=-30˚C to +70˚C)
Pin terminal
DD
GND
SCK
WR
S
L1
L2
L3
Typ.
IN
1.0
—
—
0.05 min.
No.
14
13
12
11
10
1/5 V
9
8
Max.
100
3.3
3.0
0.4
2.0
2.0
3.0
—
—
Pin terminal
DD
(Unit: mm)
TP
S
0.15
CS
CS
V
L5
L4
OUT
DD
OUT
Unit
1
0
µA
µA
µA
V
V
V
s
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RTC4553 Summary of contents
Page 1
Real time clock module SERIAL-INTERFACE REAL TIME CLOCK MODULE RTC-4553 • Builtin crystal unit allows adjustment-free efficient operation. • The small package makes high-density mounting possible. (SOP 14-pin) • Automatic calendar function (year, month, day, day of the week, hour, ...
Page 2
Register table Address Register symbol ...