Rev.1.0
_00
CMOS SPI SERIAL E
2
PROM
S-25C010A/020A/040A
The S-25C010A/020A/040A is SPI serial E
2
PROM which operate
at high speed, with low current consumption and the wide range
operation. The S-25C010A/020A/040A respectively has the
capacity of 1K-bit, 2K-bit, 4K-bit and the organization of 128
words
×
8-bit, 256 words
×
8-bit, 512 words
×
8-bit. These ICs are
able to Page Write and sequential read.
Features
•
Wide range operation Read
：1.6
to 5.5 V (at
−40
to
+85°C)
Write
：1.7
to 5.5 V (at
−40
to
+85°C)
•
Operation frequency 5.0 MHz (2.5 to 5.5 V), 2.0 MHz (1.6 to 5.5 V)
•
SPI mode (0, 0) and (1, 1)
•
Page Write:
16 bytes / page
•
Sequential read
•
Write protect:
Software, Hardware
Protect area:
25%, 50%, 100%
•
Monitors Write to the memory by a status register
•
Write protect function during the low power supply
•
CMOS schmitt input（ CS , SCK, SI,
WP
, HOLD
）
•
Endurance:
10
6
cycles/word
*1
(at
+25°C),
*1.
For each address (Word: 8-bit)
•
Data retention:
100 years (at
+25°C)
•
Memory capacitance: S-25C010A 1K-bit
S-25C020A 2K-bit
S-25C040A 4K-bit
•
Data before shipment: Memory array FFh, BP1 = 0, BP0 = 0
•
Lead-free product
Packages
Package name
8-Pin SOP (JEDEC)
8-Pin TSSOP
SNT-8A
Drawing code
Package
FJ008-A
FT008-A
PH008-A
Tape
FJ008-D
FT008-E
PH008-A
Reel
FJ008-D
FT008-E
PH008-A
Land
−
−
PH008-A
Caution This product is intended to use in general electronic devices such as consumer electronics, office
equipment, and communications devices. Before using the product in medical equipment or
automobile equipment including car audio, keyless entry and engine control unit, contact to SII is
indispensable.
Seiko Instruments Inc.
1
CMOS SPI SERIAL E
2
PROM
S-25C010A/020A/040A
Pin Configurations
8-Pin SOP (JEDEC)
Top view
Pin No.
Symbol
CS
*1
SO
WP
GND
SI
*1
SCK
*1
*1
Rev.1.0
_00
Table 1
Description
Chip select input
Serial data output
Write protect input
Ground
Serial data input
Serial clock input
Hold input
1
2
3
4
5
6
7
CS
SO
WP
GND
1
2
3
4
8
7
6
5
Figure 1
VCC
HOLD
SCK
SI
HOLD
*1
S-25C010A0I-J8T1G
S-25C020A0I-J8T1G
S-25C040A0I-J8T1G
8
VCC
Power supply
*1.
All input pins have the CMOS structure. Do not set the input pins in
high impedance during operation.
Remark
See Dimensions for details of the package drawings.
8-Pin TSSOP
Top view
Pin No.
CS
SO
WP
GND
1
2
3
4
8
7
6
5
VCC
HOLD
SCK
SI
Table 2
Symbol
CS
*1
SO
WP
GND
SI
*1
SCK
*1
*1
Description
Chip select input
Serial data output
Write protect input
Ground
Serial data input
Serial clock input
Hold input
1
2
3
4
5
6
7
Figure 2
S-25C010A0I-T8T1G
S-25C020A0I-T8T1G
S-25C040A0I-T8T1G
HOLD
*1
8
VCC
Power supply
*1.
All input pins have the CMOS structure. Do not set the input pins in
high impedance during operation.
Remark
See Dimensions for details of the package drawings.
SNT-8A
Top view
Pin No.
CS
SO
WP
GND
Table 3
Symbol
CS
*1
SO
WP
GND
SI
*1
SCK
*1
*1
Description
Chip select input
Serial data output
Write protect input
Ground
Serial data input
Serial clock input
Hold input
Power supply
1
2
3
4
8
7
6
5
VCC
1
2
3
4
5
6
7
8
HOLD
SCK
SI
Figure 3
S-25C010A0I-I8T1G
S-25C020A0I-I8T1G
S-25C040A0I-I8T1G
HOLD
*1
VCC
*1.
All input pins have the CMOS structure. Do not set the input pins in
high impedance during operation.
Remark
See Dimensions for details of the package drawings.
2
Seiko Instruments Inc.
CMOS SPI SERIAL E
2
PROM
S-25C010A/020A/040A
Absolute Maximum Ratings
Table 4
Item
Power supply voltage
Input voltage
Output voltage
Operation ambient temperature
Storage temperature
Symbol
V
CC
V
IN
V
OUT
T
opr
T
stg
Absolute Maximum Rating
−0.3
to
+7.0
−0.3
to
+7.0
−0.3
to V
CC
+
0.3
−40
to
+85
−65
to
+150
Rev.1.0
_00
Unit
V
V
V
°C
°C
Caution The absolute maximum ratings are rated values exceeding which the product could suffer physical
damage. These values must therefore not be exceeded under any conditions.
Recommended Operating Conditions
Table 5
Item
Power supply voltage
High level input voltage
Low level input voltage
Symbol
V
CC
V
IH
V
IL
Condition
Read Operation
Write Operation
V
CC
= 1.6 to 5.5 V
V
CC
= 1.6 to 5.5 V
Min.
1.6
1.7
0.7
×
V
CC
−0.3
Max.
5.5
5.5
V
CC
+
1.0
0.3
×
V
CC
Unit
V
V
V
V
Pin Capacitance
Table 6
Item
Input capacitance
Output capacitance
Symbol
C
IN
C
OUT
Condition
V
IN
= 0 V ( CS , SCK, SI,
WP
, HOLD )
V
OUT
= 0 V (SO)
(Ta = 25 °C, f = 1.0 MHz, V
CC
= 5 V)
Min.
Max.
Unit
−
−
8
10
pF
pF
Endurance
Table 7
Item
Symbol
Operation Ambient Temperature
Endurance
N
W
+25°C
*1.
For each address (Word: 8 bits)
Min.
10
6
Max.
−
Unit
cycles / word
*1
Data Retention
Table 8
Item
Data retention
Symbol
−
Operation Ambient Temperature
+25°C
Min.
100
Max.
−
Unit
year
4
Seiko Instruments Inc.
NXP MCU
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