
REAL-TIME CLOCK
S-3510
Series
6
Seiko Instruments Inc.
AC Characteristics 1
(S-3510ANFJX, S-3510AEFJA, R
L1
=30 k
, C
L1
=50 pF)
Table 8
Conditions
:
V
DD
=1.7 V to 5.5 V, Ta=-20
°
C to 70
°
C, Interface voltage Vcc=5.0 V
Input: V
IH
=0.8
×
V
DD
, V
IL
=0.2
×
V
DD
, Output: V
OH
=0.8
×
V
CC
, V
OL
=0.2
×
V
CC
Parameter
Symbol
t
SCK
t
DS
t
CSH
t
ISU
t
IHO
t
ACC
t
CSS
t
DH
t
R
,
t
F
Min.
Typ.
Max.
Unit
Clock pulse width
Setup time prior to the rising of the CS
Hold time after the rising of the CS
Input data setup time
Input data hold time
Output data determination time
Setup time prior to the falling of the CS
Hold time after the falling of the CS
Input rising/falling time
5
1
1
1
1
1
1
250000
3.5
0.1
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
AC Characteristics 2
(S-3510ACFJX, S-3510ADFJA, S-3510AFFJA, C
L1
=50 pF)
Table 9
Conditions : V
DD
=5.0
±
0.5 V, Ta=-20
°
C to 70
°
C
Input: V
IH
=0.8
×
V
DD
, V
IL
=0.2
×
V
DD
, Output: V
OH
=0.8
×
V
DD
, V
OL
=0.2
×
V
DD
Parameter
Symbol
Min.
Typ.
Max.
Unit
Clock pulse width
t
SCK
0.5
250000
μ
s
Setup time prior to the rising of the CS
t
DS
0.1
μ
s
Hold time after the rising of the CS
t
CSH
0.1
μ
s
Input data setup time
t
ISU
0.1
μ
s
Input data hold time
t
IHO
0.1
μ
s
Output data determination time
t
ACC
0.3
μ
s
Setup time prior to the falling of the CS
t
CSS
0.1
μ
s
Hold time after the falling of the CS
t
DH
0.1
μ
s
Input rising/falling time
t
R
,
t
F
0.05
μ
s
AC Characteristics 3
(S-3510ACFJX, S-3510ADFJA, S-3510AFFJA, C
L1
=50 pF)
Table 10
Conditions : V
DD
=3.0
±
0.6 V, Ta=-20
°
C to 70
°
C
Input: V
IH
=0.8
×
V
DD
, V
IL
=0.2
×
V
DD
, Output: V
OH
=0.8
×
V
DD
, V
OL
=0.2
×
V
DD
Parameter
Symbol
Min.
Typ.
Max.
Unit
Clock pulse width
t
SCK
1.0
250000
μ
s
Setup time prior to the rising of the CS
t
DS
0.2
μ
s
Hold time after the rising of the CS
t
CSH
0.2
μ
s
Input data setup time
t
ISU
0.2
μ
s
Input data hold time
t
IHO
0.2
μ
s
Output data determination time
t
ACC
0.6
μ
s
Setup time prior to the falling of the CS
t
CSS
0.2
μ
s
Hold time after the falling of the CS
t
DH
0.2
μ
s
Input rising/falling time
t
R
,
t
F
0.05
μ
s