參數(shù)資料
型號(hào)： RTC-7301SFB-0
元件分類(lèi)： 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述： REAL TIME CLOCK, PDSO24
封裝： SSOP-24
文件頁(yè)數(shù)： 1/2頁(yè)
文件大小： 447K
代理商： RTC-7301SFB-0
Actual size
http://www.epsontoyocom.co.jp
Real time clock module
Epson Toyocom
Block diagram
This is a block diagram for RTC-7301SF.
Be aware that RTC-7301DG differs according to the following 2 points.
1) The VTEMP output is not connected to an external pin.
2) The FCON input pin is not connected to an external pin,
but is fixed at "H" internally.
External dimensions/Terminal connection
(Unit:mm)
Specifications (characteristics)
*Refer to application manual for details.
■Absolute Max. rating
GND=0 V
■DC characteristics
(GND=0 V,VDD=1.6 V to 5.5 V,Ta=-40 °C to +85 °C)
Item
Symbol
Condition
Min.
Max.
Unit
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Supply voltage
VDD
VDD to GND
-0.3
+7.0
Input voltage
VIN
Input terminal,
D0 to D3 pins
VDD+0.3
IDD1
VDD=5 V
-
1.0
2.0
Output voltage(1) VOUT1
/IRQ pin
+8.0
Output voltage(2) VOUT2
FOUT,D0-D3,VTEMP pin
GND-0.3
VDD+0.3
V
Current consumption
(When non-accessed)
FOUT =Output OFF
VTEMP=Output OFF
IDD2
/CS0,/RD,/WR=VDD
A0-A3,CS1=GND
D0-D3,/IRQ=Hi-z
FOUT=Hi-z(OFF)
VTEMP=Hi-z(OFF)
VDD=3 V
-
0.6
1.0
A
Storage
temperature
TSTG
Stored as bare product
after unpacking
-55
+125
°C
Note)There is no VTEMP pin on the RTC-7301DG so standards for
the VTEMP pin within the conditions described above do not apply.
■Operating range
GND = 0 V
■Temperature sensor characteristics
GND=0 V,Ta=-40
°C to +85 °C
Item
Symbol
Condition
Min.
Max.
Unit
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Power voltage
VDD
-
2.4
Clock voltage
VCLK
-
1.6
5.5
V
Temperature
output voltage
VTEMP
Ta=+25
°C,GND based output voltage
VTEMP pins,VDD=2.7 V to 5.5 V
1.470
V
Operating
temperature
TOPR
No condensation
-40
+85
°C
Output precision
TACR
Ta=+25 °C,VDD=2.7 V to 5.5 V
±5.0
°C
■Frequency characteristics
Temperature
sensitivity
VSE
-40
°C≤Ta≤+85 °C,VDD=2.7 V to 5.5 V
-7.3
-7.8
-8.3 mV/
°C
Item
Symbol
Condition
Range
Unit
Linearity
NL
-40
°C≤Ta≤+85 °C,VDD=2.7 V to 5.5 V
±2.0
%
Frequency
precision
f /f
Ta=+25
°C,VDD=3.0 V
B:5
±23
(*1)
×10
-6
Temperature
detection range
TSOP
NL≤ ±2.0 %,VDD=2.7 V to 5.5 V
-40
+85
°C
Oscillation
Start up time
tSTA
Ta=+25
°C,VDD=2.4 V
3.0 Max.
s
Output resistance
R0
Ta=25
°C,VTEMP pins,VDD=2.7 V to 5.5 V
GND standard and VDD standard
1.0
3.0
k
Frequency
temperature
characteristics
TOP
Ta=-10
°C to +70 °C
VDD=3.0 V ,+25
°C
+10 / -120
×10
-6
CL
VDD=2.7 V to 5.5 V
100
pF
Frequency
voltage characteristics
f/V
Ta=+25
°C,
VDD=1.6 V to 5.5 V
±2.0 Max.
×10
-6/V
Load condition
RL
VDD=2.7 V to 5.5 V
500
k
Aging
fa
Ta=+25
°C,
VDD=3.0 V First year
±5.0 Max.
×10
-6/year
(*1) Please ask tighter tolerance
Response time
tRSP
VDD=3.3 V
CL=50 pF, RL=500 k
, Max. ±1 °C
200
s
Note)There is no temperature sensor function on the RTC-7301DG.
RTC-7301SF
RTC-7301DG
RTC-7301S F (SSOP 24-pin)
Metal may be exposed on the top or bott om of this product. This will not af fect any quality, reliabilit y or elect rical s pec.
0. 5
0. 15
0
° - 10°
0.8
2.0 Max.
0. 36
0 Min.
#12
#1
10.2
± 0.3
#24
#13
5. 4
7.
8
±
0.
3
R7301
E 123 4A
RTC-7301DG (DIP 18-pin)
7.62
0
° -15°
0.25
0. 46
4. 2
Max.
2. 54
Min.
0.2
Min.
2. 54
1. 52
23.1 Ma x.
6.
3
#1
#18
#10
#9
RTC7301
E 123 4A
No .
Pi n
terminal
No.
Pin
te rminal
1
/CS0
24
VDD
2
FCON
23
(VDD)
3
FOUT
22
(VDD)
4
VTEMP
21
(VDD)
5
(V DD)
20
(VDD)
6
/IRQ
19
(VDD)
7
A0
18
CS1
8
A1
17
D0
9
A2
16
D1
10
A3
15
D2
11
/RD
14
D3
12
GND
13
/W R
No.
Pin
te rminal
No.
Pin
termin al
1
/CS 0
1 8
VDD
2
FOU T
17
(VDD )
3
/IRQ
1 6
(VDD )
4
A0
15
CS1
5
A1
14
D0
6
A2
13
D1
7
A3
12
D2
8
/RD
11
D3
9
GND
1 0
/W R
4-bit REAL TIME CLOCK MODULE
RTC - 7301SF / DG
Built-in crystal unit 32.768 kHz with frequency adjusted
Frequency selectable clock output (32.768 kHz to 1/30 Hz)
Built-in 30 second adjustment function, digital pace adjustment function
(Max. adjustment:
±192 × 10
-6)
Built-in alarm and timer interrupt functions.
Built-in semiconductor temperature sensor
(Voltage output: -7.8 mV /
°C, RTC-7301SF)
Operating voltage range:2.4 V to 5.5 V,
time keeping voltage range: 1.6 V to 5.5 V
Low current consumption (0.6 A / 3 V Typ.)
High speed parallel interface compatible with SRAM
FOU T
CONT ROLLER
FOU T
FC ON
IN TE RR U P TS
CONT ROLL ER
BU S
INT E RF AC E
CIRCUIT
TIME R
R EGIST ER
ALAR M
R EGIST ER
T em p era ture
Se nso r
CLOC K
and
CALE ND AR
OSC
3 2.768 kH z
DIVIDER
CO NT R OL
R EG IST ER
and
SYST EM
CO NT R OLLE R
/ IR Q
C ontrol Line
VTEMP
D igital T rim m ing
R EGIST ER
A 0
A3
/ RD
D0
D3
/ W R
/ C S0
CS1
1
2
7301SF
7301D G
1
Product Number (Please contact us)
RTC-7301SF : Q42730181000200
RTC-7301DG : Q42730111000200
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