RX8130
CE
Page
4
ETM50E-05
6.
Absolute Maximum Ratings
GND
=
0
V
Item
Symbol
Condition
Rating
Unit
Supply voltage
V
DD
0.3
+6.5
V
Internal voltage
V
OUT
0.3
+6.5
V
Backup supply voltage
V
BAT
0.3
+6.5
V
Interface
supply voltage
V
IO
0.3
+6.5
V
Input voltage 1
V
IN1
SCL, SDA
0.3
+6.5
V
Output voltage 1
V
OUT1
/RST, /IRQ, SDA
0.3
+6.5
V
Output voltage 2
V
OUT2
FOUT
-0.3
V
IO
+0.3
V
Storage temperature
T
STG
When stored separately,
without packaging
55 to +125
C
7. Recommended Operating
Conditions
*Unless otherwise specified, GND
=
0
V
,
Ta
=
40
C
to
+85
C
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Operating supply voltage
V
DD
Normal operation mode (V
DD
)
1.25
3.0
5.5
V
Interface supply voltage
V
IO
V
DD
=V
DET1
5.5V
The interface halts
when V
DD
becomes less than V
DET1
.
1.6
3.0
5.5
V
Clock supply voltage
V
CLK
Backup operation mode (V
BAT
)
1.1
3.0
5.5
V
Operating temperature
T
_use
No condensation
40
+25
+85
C
Minimum value of Clock supply voltage V
CLK
is the timekeeping continuation lower limit value that initialized RX8130 in operating
supply voltage V
DD
.
8. Frequency Characteristics
*Unless otherwise specified, GND
=
0
V
,
Ta
=
40
C
to
+85
C
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Output frequency
fo
32.768
(
Typ.
)
kHz
Frequency stability
f
/
f
Ta
=
+25
C
V
DD
=
3.0
V
5
23
(
1)
10
6
Frequency/voltage
characteristics
f
/
V
Ta
=
+25
C
V
DD
=
1.1
V
5.5
V
2
+2
10
6
/
V
Frequency/temperature
characteristics
Top
Ta
=
20
C
+70
C
V
DD
=
3.0
V
;
+25
C reference
120
+10
10
6
Oscillation start time
t_s
tr
V
DD
=
2.75
V
5.5
V
Internal X'tal oscillation start
0.19
1.0
s
Aging
fa
Ta
=
+25
C
,
V
BAT
=
3.0
V
;
first year
5
+5
10
6
/
year
1 )
The monthly error is equal to 60 seconds. ( excluding offset )