Absolute Maximum Ratings; Recommended Operating Conditions; Frequency Characteristics; Table 2 Absolute Maximum Ratings - Epson RX4111CE Applications Manual

6. Absolute Maximum Ratings

Table 2 Absolute Maximum Ratings

Item
Supply voltage
Backup supply voltage
Interface
supply voltage
Input voltage
Output voltage 1
Output voltage 2
Storage temperature

7. Recommended Operating Conditions

Table 3 Recommended Operating Conditions

Item
Operating supply voltage
Interface supply voltage
Clock supply voltage
VLF detection voltage
Operating temperature
Minimum value of Clock supply voltage V
For proper initialization of the RTC RX4111 it is necessary that V

8. Frequency Characteristics

Table 4 Frequency Characteristics

Item
Oscillation
Frequency
Frequency
Tolerance
Frequency/voltage
characteristics
Frequency/
Temperature
characteristics
Oscillation
Start-up time
Aging *3
1 Equivalent to 30 seconds per month deviation.
2 Equivalent to 60 seconds per month deviation.
*3 Aging stability is estimated from environmental reliability tests; expected amount of the frequency variation.
This does not intend to guarantee the product-life cycle.
RX4111CE
ETM62E-02
Symbol Condition
V
DD
V
BAT
V
IO
V CE, CLK, DI
IN
V
OUT1
V FOUT, DO
OUT2
When stored separately,
T
STG
without packaging
Symbol Condition
V Normal operation mode (V
DD
VDD=1.6V  5.5V
VIO
V Backup operation mode (V
CLK
V Low voltage detection of supply Voltage.
VLF
No condensation
T_use
is the lower supply voltage limit till which the RTC can assure the clock to run.
CLK
Unless otherwise specified, V
Symbol Condition
fo
Ta=+25C
f/f
=3.0V
V
DD
Ta=+25C
f/V
=1.1V5.5V
V
DD
Ta=20C+70C
fo-T
C
=3.0V;+25C reference
V
DD
=1.6V5.5V
t
V
STA DD
Ta=+25C,V
DD
fa
First year
Seiko Epson Corporation



/INT
Unless otherwise specified, GND=0V,Ta=40Cto+85C 
Min.
) 1.25
DD
1.6
) V
VLF
BAT
-
40
voltage exceeds 1.6V at power up.
DD
= V = V
BAT DD
Min.
2
120
=3.0V;
5
6. Absolute Maximum Ratings
GND=0V
Rating
0.3  +6.5
0.3  +6.5
0.3  +6.5
0.3  +6.5
0.3  +6.5
-0.3  V
+0.3
IO
55 to +125
Typ. Max.
3.0 5.5
3.0 5.5
3.0 5.5
-
1.1
+25 +85

= 1.6V  5.5 V, Ta = -40 C  +85
IO
Typ. Max.
32.768
10
A : 11.5 *1
B : 23.0 *2
10
10
+2
10
+10
1.0
10
+5
/year
Jump to Top

Unit
V
V
V
V
V
V
C
Unit
V
V
V
V
C

C
Unit
kHz
6
6
6 
/V
6
s
6

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