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参数资料
| 型号： | RTC-4553AA-0 |
| 元件分类： | 时钟/数据恢复及定时提取 |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDSO14 |
| 封装： | SOP-14 |
| 文件页数： | 1/2页 |
| 文件大小： | 234K |
| 代理商： | RTC-4553AA-0 |
85
Real time clock module
86
Real time clock module
SERIAL-INTERFACE REAL TIME CLOCK MODULE WITH SRAM
RTC-4553
Product number (please refer to page 5)
Q 4 1 4 5 5 3 5 x x x x x 0 0
Bult-in 32.768 kHz crystral oscillator with high accuracy.
Dual Alarm and Timer IRQ function are Available.
32.768 kHz clock frequency output. (Nch open drain)
Low backup current : 0.48 A / 3 V (Typ.)
Wide operating voltage range : 1.7 V to 5.5 V
Wide timekeeper voltage range : 1.15 V to 5.5 V
CPU interrupt generation function (cycle time range : 1 month to 0.5 seconds,
includes interrupt flags and interrupt syop function)
Oscillation stop detection function (used to determine presence of internal data)
Power supply voltage monitoring function (with selectable detection threshold)
Available for lead (Pb) - free soldering.
Available for lead (Pb) - free treminal.
The details are mentioned in the application manual.
Specifications (characteristics)
Absolute Max. rating
Item
Symbol
Condition
Min.
Max.
Unit
Supply voltage
VDD
VDD to GND
-0.3
+6.0
V
Input voltage
VIN
SIN, S
_____
CK, W
____
R, C
____
S0, CS1
VDD +0.3
Output voltage
VOUT
SOUT, T
________
POUT
Storage temperature
TSTG
Stored as bare product
after unpacking
-55
+125
°C
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
VOPR
No condensation
-30
+70
°C
Frequency characteristics
Item
Symbol
Condition
Range
Unit
Frequency tolerance
Δf/f
Ta = +25 °C,
VDD = 5 V
AA
5 ±5
x 10-6
A
5 ±10
B
5 ±20
Oscillation start up time
tSTA
Ta = +25 °C, VDD = 3.0 V
3.0 Max.
s
Frequency temperature
characteristics
Top
Ta = -10 °C to +70 °C, VDD = 5 V
Reference at +25 °C
+10
-120
x 10-6
Frequency voltage
characteristics
f/V
Ta = Fix, VDD = 2 V to 5.5 V
Reference at 5 V
±5
Aging
fa
Ta = +25 °C, VDD = 5 V, first year
x 10-6 / year
DC characteristics
(GND = O V, VDD = 5 V ± 10 %, Ta = -30 °C to +70 °C)
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Current consumption
IDD1
S
______
CK = 500 kHz
–
100
A
IDD2
S
______
CK = O Hz
1.0
3.0
Output voltage
VOH
IOH = -400 A
VDD -0.4
–
V
VOL
IOL = 1.6 mA
–
0.4
Off leak current
IOZH
VOUT = 5.5 V
-2.0
2.0
A
IOZL
VOUT = 0 V
Input voltage
VIH
–
4/5 VDD
–
V
VIL
–
1/5 VDD
Input current
IIH
VIN = 5.5 V
-2.0
2.0
A
IIL
VIN = 0 V
Terminal connection
#1
#7
#14
#8
L1 to L5 are test pin. Do not connect them to any terminals.
No.
1
2
3
4
5
6
7
Pin terminal
GND
WR
SIN
SCK
L1
L2
L3
No.
14
13
12
11
10
9
8
Pin terminal
TPOUT
SOUT
CS1
CS0
L5
L4
VDD
External dimensions
(Unit: mm)
7.4
±0.2
3.2
±0.1
5.0
3.1
10.1
±0.2
0.15
0.6
1.27
0.35
0.05 Min.
(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.
Actual size
Block diagram
32.768 kHz
TPOUT
SOUT
SCK
SIN
CS1
CS0
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
相关PDF资料 |
PDF描述 |
|---|---|
| RTC-4553AA | 0 TIMER(S), REAL TIME CLOCK, PDSO14 |
| RTC-4573SB-0 | 0 TIMER(S), REAL TIME CLOCK, PDSO18 |
| RTC-4573SB-3 | 0 TIMER(S), REAL TIME CLOCK, PDSO18 |
| RTC-4574JE | 0 TIMER(S), REAL TIME CLOCK, PDSO20 |
| RTC-4574NB | 0 TIMER(S), REAL TIME CLOCK, PDSO22 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| RTC-4553B | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Real-Time Clock |
| RTC4573 | 制造商:EPSON 制造商全称:EPSON 功能描述:Serial RTC with Alarm and Timer |
| RTC-4573B | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Real-Time Clock |
| RTC-4573SB | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Real-Time Clock |
| RTC-4574JE | 制造商:Epson Toyocom 功能描述:RTC module,3Wire Serial,Alarm,SOJ20 |
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