| 型號(hào) | RTC-4553AA | 廠家 | EPSON |
| 批號(hào) | 11+ | 封裝 | SOP |
Real time clock modulBuilt-in crystal unit allows adjustment-free efficient operation.? Automatic calendar function (year, month, day, day of the week, hour, minute,
second).
? Automatic leap year correction.
? Builtin 30 x 4-bit S-RAM.
? Reference pulse output. (1024 Hz, 1/10 HzeAbsolute
Max.
rating
Specifications
(characteristics)
Operating
range
Frequency
characteristics
DC
characteristics
External
dimensions
(Unit: mm)
R4553
A
123
4A
E
7
.
4
±
0
.
2
3
.
2
±
0
.
1
5
.
0
3
.
1
10.1
±
0.2
Terminal
connection
0.15
0.6
1.27
0.35
0.05 Min.
#1
#7
#14
#8
(GND=O V, V
DD
=5 V
±
10 % , Ta=-30
°
C to +70
°
C)
L1 to L5 are test pin. Do not connect them to any terminals.
BLOCK
diagram
32.768 kHz
TP
OUT
S
OUT
SCK
S
IN
CS
1
CS
0
WR
OSC
Counter
Output
control
RAM
(120bit)
Input
control
Output control
Shift register
Control circuit
Control
register
1
Control
register
2
Control
register
3
Sec.
Min.
Hou.
Day
of
Week
Day
Mon.
Year
No.
1
2
3
4
5
6
7
Pin terminal
GND
WR
S
IN
SCK
L1
L2
L3
No.
14
13
12
11
10
9
8
Pin terminal
TP
OUT
S
OUT
CS
1
CS
0
L5
L4
V
DD
RTC-4553
RTC-4553
(SOP 14-pin)
Metal may be exposed on the top or bottom of this product. This won’t affect any quality, reliability or electrical spec.
SERIAL-INTERFACE REAL TIME CLOCK MODULE WITH SRAM
RTC-4553
Item
Supply voltage
Input voltage
Output voltage
Storage temperature
Symbol
V
DD
V
IN
V
OUT
T
STG
Condition
V
DD
to GND
S
IN
,SCK
__
, W
__
R, CS
__
0
, CS
1
S
OUT
, T
POUT
____
Stored as bare
product after
unpacking
Min.
-0.3
-55
Max.
+6.0
V
DD
+0.3
+125
Unit
V
°C
Item
Power voltage
Clock voltage
Operating temperature
Symbol
V
DD
V
CLK
T
OPR
Condition
—
—
No condensation
Min.
2.7
2.0
-30
Typ.
5.0
—
—
Max.
5.5
5.5
+70
Unit
V
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
=5 V
AA
A
B
Ta=-10
°
C to +70
°
C, V
DD
=5 V
Reference at +25
°
C
Ta=Fix, V
DD
=2 V to 5.5 V
Reference at 5 V
Ta=+25 °C, V
DD
=5 V,
first year
Range
5±5
5±10
5±20
3.0 Max.
+10
-120
±5
Unit
x 10
-6
s
x 10
-6
x 10
-6
/
year
Item
Current consumption
Output voltage
Off leak current
Input voltage
Input current
Symbol
I
DD1
I
DD2
V
OH
V
OL
I
OZH
I
OZL
V
IH
V
IL
I
IH
I
IL
Condition
SCK
___
=500 kHz
SCK
___
=O Hz
I
OH
=-400 μA
I
OL
=1.6 mA
V
OUT
=5.5 V
V
OUT
=0 V
—
V
IN
=5.5 V
V
IN
=0 V
Min.
—
V
DD
-0.
4
—
-2.0
4/5 V
DD
—
-2.0
Typ.
—
1.0
—
Max.
100
3.0
—
0.4
2.0
—
1/5 V
DD
2.0
Unit
μA
V
μA
V
μA
? Built-in crystal unit allows adjustment-free efficient operation.
? Automatic calendar function (year, month, day, day of the week, hour, minute,
second).
? Automatic leap year correction.
? Builtin 30 x 4-bit S-RAM.
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以上是，RTC-4553AA，型號(hào):RTC-4553AA 廠家:EPSON 批號(hào):11+ 封裝:SOP的信息