S-25C010A/020A/040A
www.sii-ic.com
© Seiko Instruments Inc., 2007-2011
CMOS SPI SERIAL E
2
PROM
Rev.4.1
_00_C
The S-25C010A/020A/040A is a SPI serial E
2
PROM which operate at high speed, with low current consumption and the wide
range operation. The S-25C010A/020A/040A has the capacity of 1 K-bit, 2 K-bit, 4 K-bit and the organization of 128 words
×
8-
bit, 256 words
×
8-bit, 512 words
×
8-bit. Page write and sequential read are available.
Features
•
Operating voltage range
Read:
1.6 V to 5.5 V
Write:
1.7 V to 5.5 V
5.0 MHz (V
CC
= 2.5 V to 5.5 V)
4.0 ms max.
•
Operation frequency:
•
Write time:
•
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
•
Function to prevent malfunction by monitoring clock pulse
•
Write protect function during the low power supply
•
CMOS schmitt input ( CS , SCK, SI,
WP
, HOLD )
•
Endurance:
10
6
cycles / word
*1
(Ta =
+25°C),
•
Data retention:
100 years (Ta =
+25°C)
•
Memory capacity:
S-25C010A 1 K-bit
S-25C020A 2 K-bit
S-25C040A 4 K-bit
•
Initial shipment data:
FFh, BP1 = 0, BP0 = 0
•
Lead-free, Sn 100%, halogen-free
*2
*1.
For each address (Word: 8-bit)
*2.
Refer to “
Product Name Structure”
for details.
Packages
•
8-Pin SOP (JEDEC)
•
8-Pin TSSOP
•
TMSOP-8
•
SNT-8A
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
1. 8-Pin SOP (JEDEC)
8-Pin SOP (JEDEC)
Top view
Pin No.
1
2
3
4
8
7
6
5
Rev.4.1
_00_C
Table 1
Symbol
CS
*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
SO
WP
GND
SI
*1
SCK
*1
*1
Figure 1
S-25C010A0I-J8T1x
S-25C020A0I-J8T1x
S-25C040A0I-J8T1x
HOLD
*1
8
VCC
Power supply
*1.
Do not use it in high impedance.
2. 8-Pin TSSOP
8-Pin TSSOP
Top view
Pin No.
1
2
3
4
8
7
6
5
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-T8T1x
S-25C020A0I-T8T1x
S-25C040A0I-T8T1x
HOLD
*1
8
VCC
Power supply
*1.
Do not use it in high impedance.
3. TMSOP-8
TMSOP-8
Top view
Pin No.
1
2
3
4
8
7
6
5
Table 3
Symbol
CS
*1
SO
WP
*1
GND
SI
*1
SCK
*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 3
S-25C010A0I-K8T3U
S-25C020A0I-K8T3U
S-25C040A0I-K8T3U
HOLD
*1
8
VCC
Power supply
*1.
Do not use it in high impedance.
2
Seiko Instruments Inc.
Rev.4.1
_00_C
Absolute Maximum Ratings
Table 5
Item
Power supply voltage
Input voltage
Output voltage
Operation ambient temperature
Storage temperature
Symbol
V
CC
V
IN
V
OUT
T
opr
T
stg
CMOS SPI SERIAL E
2
PROM
S-25C010A/020A/040A
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
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 6
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 V to 5.5 V
V
CC
= 1.6 V to 5.5 V
Ta =
−40°C
to
+85°C
Min.
Max.
1.6
1.7
0.7
×
V
CC
−0.3
5.5
5.5
V
CC
+
1.0
0.3
×
V
CC
Unit
V
V
V
V
Pin Capacitance
Table 7
Item
Input capacitance
Output capacitance
Symbol
C
IN
C
OUT
Condition
V
OUT
= 0 V (SO)
(Ta =
+25°C,
f = 1.0 MHz, V
CC
= 5.0 V)
Min.
Max.
Unit
−
−
8
10
pF
pF
V
IN
= 0 V ( CS , SCK, SI,
WP
, HOLD )
Endurance
Table 8
Item
Symbol
Endurance
N
W
*1.
For each address (Word: 8-bit)
Operation Ambient Temperature
Ta =
+25°C
Min.
10
6
Max.
−
Unit
cycles / word
*1
Data Retention
Table 9
Item
Data retention
Symbol
−
Operation Ambient Temperature
Ta =
+25°C
Min.
100
Max.
−
Unit
year
Seiko Instruments Inc.
5
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