RTC-4553 데이터 시트보기 (PDF) - Unspecified
부품명
상세내역
제조사
RTC-4553 Datasheet PDF : 2 Pages
| |||
Real time clock module
SERIAL-INTERFACE REAL TIME CLOCK MODULE WITH SRAM
RTC-4553
Product number (please refer to page 2)
Q4145 535xx xxx 00
¥ 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.
¥ Reference pulse output. (1024 Hz, 1/10 Hz)
Actual size
The details are mentioned in the application manual.
http://www.epsondevice.com
Specifications (characteristics)
Absolute Max. rating
Item
Supply voltage
Input voltage
Output voltage
Storage temperature
Symbol Condition
VDD
VDD-GND
__ __ __
VIN SIN,SCK, WR, CS0, CS1
____
VOUT
SOUT, TPOUT
TSTG
Stored as bare
product after
unpacking
Min.
-0.3
-55
Max. Unit
+6.0
V
VDD+0.3
+125
°C
Terminal connection
#14
#8
Operating range
Item
Symbol Condition Min. Typ. Max. Unit
Power voltage
VDD
—
2.7 5.0 5.5 V
Clock voltage
VCLK
—
2.0 — 5.5 V
Operating temperature TOPR No condensation -30 — +70 ˚C
Frequency characteristics
Item
Symbol
Condition
Frequency tolerance
Oscillation start-up time
Frequency temperature
characteristics
Frequency voltage
characteristics
Aging
Df/fo
Ta=+25 °C, AA
VDD=5 V
A
B
Tsta
Ta=+25 °C
Top Ta=-10 °C to +70 °C, VDD=5 V
Reference at +25 °C
f/v Ta=Fix, VDD=2 V to 5.5 V
Reference at 5 V
fa
Ta=+25 °C, VDD=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
DC characteristics
Item
Symbol
IDD1
Current consumption
IDD2
(GND=O V, VDD=5 V ± 10 % , Ta=-30 °C to +70 °C)
Condition Min. Typ. Max. Unit
___
SCK=500 kHz
— 100
___
—
µA
SCK=O Hz
1.0 3.0
Output voltage
VOH
IOH=-400 µA VDD-0.4
VOL
IOL=1.6 mA —
—
V
0.4
Off leak current
Input voltage
IOZH
VOUT=5.5 V
-2.0
2.0 µA
IOZL
VOUT=0 V
—
VIH
4/5 VDD
—
—
V
VIL
—
1/5 VDD
Input current
71
IIH
VIN=5.5 V
-2.0
IIL
VIN=0 V
2.0 µA
#1
#7
No. Pin terminal No. Pin terminal
1 GND 14 TPOUT
2 WR 13 SOUT
3
SIN 12 CS1
4 SCK 11 CS0
5 L1 10 L5
6 L2 9 L4
7
L3
8 VDD
L1 to L5 are test pin. Do not connect them to any terminals.
External dimensions
RTC-4553 (SOP 14-pin)
R4553 A
E 935 6B
10.1±0.2
(Unit: mm)
1.27
0.35
0.05 Min.
0.6
0.15
Metal may be exposed on the top or bottom of this product. This won't affect any quality, reliability or electrical spec.
Share Link: 