s-35399a02 Seiko Instruments Inc., s-35399a02 Datasheet - Page 6

• Manufacturer Part Number: s-35399a02
• Description: 2-wire Real-time Clock
• Manufacturer: Seiko Instruments Inc.

6
2-WIRE REAL-TIME CLOCK
S-35399A02
Absolute Maximum Ratings
Recommended Operation Conditions
Oscillation Characteristics
*1. Conditions with no condensation or frost. Condensation and frost cause short circuiting between pins, resulting in a
Caution The absolute maximum ratings are rated values exceeding which the product could suffer physical
*1. The power supply voltage that allows communication under the conditions shown in Table 8 of “
*2. The power supply voltage that allows time keeping. For the relationship with V
*1. Reference value
Power supply voltage 1
Power supply voltage 2
Input voltage
Output voltage 1
Output voltage 2
Operating ambient
temperature
Storage temperature
Power supply voltage 1
Power supply voltage 2
Time keeping power
supply voltage
Crystal oscillator C
Oscillation start voltage
Oscillation start time
IC-to-IC frequency
deviation
Frequency voltage
deviation
External capacitance
Internal oscillation
capacitance
Duty ratio
(Ta = 25°C, V
Characteristics” .
voltage), refer to “ Characteristics (Typical Data)” .
malfunction.
Parameter
Parameter
Parameter
damage. These values must therefore not be exceeded under any conditions.
*1
*1
DD
*2
= 3.0 V, V
L
value
*1
SS
Symbol
V
t
δ IC
δ V
C
C
Duty
STA
= 0 V, SP-T2A crystal oscillator (C
STA
V
V
V
V
V
T
T
V
V
V
C
g
d
Symbol
Symbol
opr
stg
DD
DDL
IN
OUT1
OUT2
DD
DDL
DDT
L
Within 10 seconds
CTRL pin = “L” or open
V
Applied to XIN pin
Applied to XOUT pin
Applied when 32.768 kHz is output
from either
DD
SCL, SDA, CTRL
SDA,
FOUT
Ta = − 40 to +85 ° C
Ta = − 40 to +85 ° C
Ta = − 40 to +85 ° C
= 1.3 to 5.5 V
Seiko Instruments Inc.
INT ,
Applicable Pin
Conditions
INT , F32K, or FOUT pin
1
Conditions
1
−
−
−
−
−
INT
Table 2
Table 3
Table 4
−
2
,
F32K
L
= 6 pF, 32.768 kHz) manufactured by Seiko Instruments Inc.)
V
DET
V
V
V
Min.
1.3
1.3
SS
SS
SS
− 0.15
−
V
V
SS
− 0.3 to V
− 0.3 to V
− 0.3 to V
SS
Min.
− 55 to +125
− 10
1.1
− 40 to +85
− 3
40
−
−
−
− 0.3 to V
DET
− 0.3 to V
Rating
(low power supply voltage detection
SS
SS
SS
Typ.
3.0
Typ.
−
−
6
DDL
+ 6.5
+ 6.5
+ 6.5
DD
−
−
−
−
−
8
−
Max.
V
Max.
5.5
5.5
+10
5.5
9.1
7
+3
60
DD
1
−
Rev.1.0
AC Electrical
(V
Unit
° C
° C
V
V
V
V
V
SS
ppm/V
Unit
ppm
Unit
pF
pF
pF
%
V
V
V
V
= 0 V)
s
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