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RTC-7301DG Datasheet

  • RTC-7301DG

  • 寄除属属特 寄暴点暴点钟模高块 寄暴点暴点钟模高块 寄暴点暴...

  • 782.95KB

  • 2页

  • epson

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Real time clock module
4-bit REAL TIME CLOCK MODULE
RTC-7301SF/DG
Product number (please refer to page 2)
Q42 7 3 0 1 8 x 0 0 0 2 0 0
Q42 7 3 0 1 1 x 0 0 0 2 0 0
鈥?/div>
Built-in crystal oscillator 32.768 kHz with frequency adjusted
鈥?/div>
Frequency selectable clock output (32.768 kHz to 1/30 Hz)
鈥?/div>
Built-in 30 second adjustment function, digital pace adjustment function (Max. adjustment: 卤192 x 10
-6
)
鈥?/div>
Built-in alarm and timer interrupt functions.
鈥?/div>
Built-in semiconductor temperature sensor (Voltage output: -7.8 mV / 掳C, RTC-7301SF)
鈥?/div>
Operating voltage range:2.4 V to 5.5 V, time keeping voltage range: 1.6 V to 5.5 V
鈥?/div>
Low current consumption (0.6 碌A / 3 V Typ.)
鈥?/div>
High speed parallel interface compatible with SRAM
The details are mentioned in the application manual.
http://www.epsondevice.com
RTC-7301SF
RTC-7301DG
Actual size
Specifications (characteristics)
Absolute Max. ratings
Item
Supply voltage
Input voltage
Output voltage(1)
Output voltage(2)
Storage temperature
Condition
Symbol
Min.
Max.
V
DD
to GND
V
DD
-0.3
+ 7.0
V
IN
Input terminal,D0 to D3 pins GND -0.3 V
DD
+ 0.3
V
OUT1
GND -0.3 + 8.0
IRQ pin
V
OUT2
FOUT, D0-D3 pins, VTEMP pin
GND -0.3 V
DD
+ 0.3
T
STG
Stored as bare product after unpacking
+125
-55
GND=0V
Unit
Terminal connection
RTC-7301SF
#24
#13
V
掳C
#1
#12
Operating conditions
Item
Symbol
V
DD
V
CLK
T
OPR
Condition
GND=0V
No.
1
2
3
4
5
6
7
8
9
10
11
12
Pin terminal
CS
0
F
CON
F
OUT
VTEMP
(V
DD
)
IRQ
A
0
A
1
A
2
A
3
RD
GND
No.
24
23
22
21
20
19
18
17
16
15
14
13
Pin terminal
V
DD
(V
DD
)
(V
DD
)
(V
DD
)
(V
DD
)
(V
DD
)
CS
1
D
0
D
1
D
2
D
3
WR
Min.
2.4
1.6
Max.
5.5
5.5
+ 85
Unit
V
V
掳C
RTC-7301DG
#18
Power voltage
Clock voltage
Operating temperature
#10
No condensation
- 40
Frequency characteristics
Item
Frequency precision
Symbol
鈭唂/fo
t
STA
T
OP
f/V
fa
Condition
Range
5 卤 23
鈭?/div>
3 Max.
+10/-120
卤2
卤5
Unit
x 10
-6
s
x 10
-6
#1
#9
No.
1
2
3
4
5
6
7
8
9
Pin terminal
CS
0
FOUT
IRQ
A
0
A
1
A
2
A
3
RD
GND
No.
18
17
16
15
14
13
12
11
10
Pin terminal
V
DD
(V
DD
)
(V
DD
)
CS
1
D
0
D
1
D
2
D
3
WR
Ta=+25 掳C, V
DD
= 3.0 V
T
a
=+25 掳C, V
DD
= 2.4 V
Ta=-10 掳C to +70 掳C,
V
DD
= 3.0 V
Ta=+25 掳C,
V
DD
= 1.6 V to 5.5V
T
a
=+25 掳C, V
DD
= 3.0 V
Oscillation start-up time
Frequency temperature
characteristics
Frequency voltage
characteristics
Aging
(V
DD
) and V
DD
are to have the same level of voltage
.
Do not connect it to any external terminals.
External dimensions
RTC-7301SF
(SSOP 24-pin)
10.5 Max.
(Unit: mm)
x 10
-6
/V
x 10
-6
/year
鈭?/div>
Please ask tighter tolerance
DC characteristics
Item
GND=0 V,V
DD
=1.6 V to 5.5 V,Ta= - 40 掳C to + 85 掳C
8.1 Max.
2.0 Max.
0 Min.
Symbol
Condition
Min. Typ. Max. Unit
鈥?/div>
鈥?/div>
1.0
0.6
2.0
1.0
碌A
碌A
Current consumption
(When non-accessed)
FOUT =Output OFF
VTEMP =Output OFF
CS0,RD,WR=V
DD
I
DD1
V
DD
= 5 V
A
0
-A
3
,CS
1
=GND
D
0
-D
3
,IRQ=Hi-z
FOUT=Hi-z(OFF)
I
DD2
V
DD
= 3 V
R7301
E 123 4A
V
TEMP
=Hi-z(OFF)
Note)There is no VTEMP pin on the RTC-7301DG so
standards for the VTEMP pin within the conditions described above do not apply.
0.8
0.36
5.4
0.5
0.15
0掳 to 10掳
Temperature sensor characteristics
Item
Temperature output
voltage
Output precision
Temperature
sensitivity
Linearity
Temperature detection range
Output resistance
Load condition
Symbol
VTEMP
Condition
GND=0 V,Ta= - 40 掳C to + 85 掳C
Min. Typ. Max. Unit
Metal may be exposed on the top or bottom of this product. This won't affect any quality, reliability or electrical spec.
91
Response time
Ta= +25 掳C, GND based output voltage
V
1.470
VTEMP pins, V
DD
=2.7 V to 5.5 V
T
ACR
Ta= +25 掳C, V
DD
=2.7 V to 5.5 V
卤5.0 掳C
-40 掳C
鈮?/div>
Ta
鈮?/div>
+85 掳C,
V
SE
-7.3 -7.8 -8.3
mV/掳C
V
DD
=2.7 V to 5.5 V
鈭哊L
-40 掳C
鈮?/div>
Ta
鈮?/div>
+85 掳C, V
DD
=2.7 V to 5.5 V
卤2.0 %
T
SOP
鈭哊L 鈮?/div>
卤 2.0 %, V
DD
=2.7 V to 5.5 V
-40
+85 掳C
Ta= +25 掳C, VTEMP pins, V
DD
=2.7 V to
R
0
1.0 3.0
k鈩?/div>
5.5 V GND standard and V
DD
standard
C
L
V
DD
=2.7 V to 5.5 V
100
pF
R
L
V
DD
=2.7 V to 5.5 V
500
k鈩?/div>
t
RSP
V
DD
=3.3 V C
L
=50 pF, R
L
= 500 k鈩? Max. 卤1 掳C
200
碌s
RTC-7301DG
(DIP 18-pin)
23.1 Max.
RTC7301
E 123 4A
7.62
0.2 Min.
0.25
90掳 to 105掳
2.54
0.46
2.54 Min.
Note)There is no temperature sensor function on the RTC-7301DG.
4.2
6.3

RTC-7301DG 产品属性

  • 年：月：日：时：分：秒

  • 12小时/24小时

  • RTC

  • 平行

  • 2.4V 到 5.5V

  • DIP

  • 18

  • -40°C 到 +85°C

  • No SVHC (19-Dec-2011)

  • 7301

  • DIP

  • -40°C

  • 85°C

  • Parallel

  • Parallel

  • 32.768kHz

  • 固定周期定时器中断

  • 5.5V

  • 2.4V

  • RTC

  • DIP

  • 通孔安装

  • 7

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