s-25a080a Seiko Instruments Inc., s-25a080a Datasheet - Page 7

• Manufacturer Part Number: s-25a080a
• Description: 25?c Operation Spi Serial E2prom For Automotive Electric Component
• Manufacturer: Seiko Instruments Inc.

*1. The clock cycle of the SCK clock (frequency f
*2. These are values of sample and not 100% tested.
Rev.1.0
SCK clock frequency
falling
rising
SCK clock time “H”
SCK clock time “L”
Rising time of SCK clock
Falling time of SCK clock
SI data input setup time
SI data input hold time
SCK “L” hold time
during HOLD rising
SCL “L” hold time
during HOLD falling
SCK “L” setup time
during HOLD falling
SCK “L” setup time
during HOLD rising
Disable time of SO output
Delay time of SO output
Hold time of SO output
Rising time of SO output
Falling time of SO output
Disable time of SO output
during HOLD falling
Delay time of SO output
during HOLD rising
CS setup time during CS
CS setup time during CS
CS deselect time
CS hold time during CS falling
CS hold time during CS rising
WP setup time
WP hold time
WP release / setup time
WP release / hold time
125°C OPERATION SPI SERIAL E
several AC characteristics. Note that the clock cycle cannot be set as (1/f
the SCK clock cycle time.
_00
Item
*1
*1
*2
*2
*2
*2
*2
*2
*2
Symbol
t
t
t
t
t
t
t
t
t
CSH.CH
CSS.CH
CSH.CL
SKH.HH
SKS.HH
t
CSS.CL
SKH.HL
SKS.HL
t
t
OD.HH
t
t
t
OZ.HL
t
t
f
t
t
HIGH
LOW
t
t
t
t
t
t
t
WS1
WH1
WS2
WH2
SCK
CDS
RSK
FSK
OD
OH
RO
DS
DH
OZ
FO
V
CC
2
Min.
160
125
125
150
90
90
90
90
20
30
70
40
SCK
PROM FOR AUTOMOTIVE ELECTRIC COMPONENT
−
−
−
0
0
−
−
0
−
−
−
−
0
0
0
= 2.5 V to 5.5 V
Seiko Instruments Inc.
) is 1/f
Table 12
SCK
Max.
100
120
100
3.5
80
80
80
−
−
−
−
−
−
−
1
1
−
−
−
−
−
−
−
−
−
−
−
µs. This clock cycle is determined by a combination of
V
CC
−40°C to +105°C
Min.
140
150
90
90
90
90
95
95
20
30
70
40
−
−
−
0
0
−
−
0
−
−
−
−
0
0
0
= 3.0 V to 5.5 V
SCK
) = t
Max.
100
100
LOW
5.0
90
70
70
80
−
−
−
−
−
−
−
1
1
−
−
−
−
−
−
−
−
−
−
−
(Min.) + t
S-25A080A/160A/320A
V
CC
Min.
110
100
65
65
65
65
65
65
20
30
45
30
−
−
−
0
0
−
−
0
−
−
−
−
0
0
0
HIGH
= 4.5 V to 5.5 V
(Min.) by minimizing
Max.
6.5
75
60
50
50
75
60
−
−
−
−
−
−
−
1
1
−
−
−
−
−
−
−
−
−
−
−
MHz
Unit
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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