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S-25C010A/020A/040A H Series
www.sii-ic.com
© Seiko Instruments Inc., 2010-2015
105°C OPERATION
SPI SERIAL E2PROM FOR AUTOMOTIVE
Rev.2.3_00_C
The S-25C010A/020A/040A H series devices are high-temperature operation SPI serial E2PROMs for automotive
components. The S-25C010A/020A/040A H series has the capacity of 1 K-bit, 2 K-bit, and 4 K-bit, and the organization is
128 words × 8-bit, 256 words × 8- bit, and 512 words × 8-bit, respectively.
Page write and sequential read are available.
Caution Before using the product in automobile control unit or medical equipment, contact to SII is indispensable.
Features
Operating voltage range:
Read
Write
2.5 V to 5.5 V
2.5 V to 5.5 V
Operation frequency:
6.5 MHz (4.5 V to 5.5 V)
Write time:
4.0 ms max.
SPI mode (0, 0) and (1, 1)
Page write:
16 bytes / page
Sequential read
Monitors write to the memory by a status register
Write protect:
Software, Hardware
Protect area:
25%, 50%, 100%
Function to prevent malfunction by monitoring clock pulse
Write protect function during the low power supply voltage
CMOS schmitt input ( CS , SCK, SI, WP , HOLD )
Endurance:
106cycles/word*1 (Ta = +85°C)
8 × 105 cycles/word*1 (Ta = +105°C)
Data retention:
100 years (Ta = +25°C)
50 years (Ta = +105°C)
Memory capacitance:
S-25C010A
1 K-bit
S-25C020A
2 K-bit
S-25C040A
4 K-bit
Initial delivery state:
FFh, BP1 = 0, BP0 = 0
Operation temperature range:
Ta = 40°C to +105°C
Lead-free (Sn 100%), halogen-free*2
AEC-Q100 qualified*3
*1. For each address (Word: 8-bit)
*2. Refer to “Product Name Structure” for details.
*3. Contact our sales office for details.
Packages
8-Pin SOP (JEDEC)
8-Pin TSSOP
Seiko Instruments Inc.
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105°C OPERATION SPI SERIAL E2PROM FOR AUTOMOTIVE
S-25C010A/020A/040A H Series
Rev.2.3_00_C
Pin Configurations
8-Pin SOP (JEDEC)
Top view
CS
SO
WP
GND
1
2
3
4
8 VCC
7 HOLD
6 SCK
5 SI
Figure 1
S-25C010A0H-J8T2UD
S-25C020A0H-J8T2UD
S-25C040A0H-J8T2UD
Table 1
Pin No. Symbol
Description
1
CS *1
Chip select input
2 SO Serial data output
3
WP *1
Write protect input
4
GND
Ground
5 SI*1 Serial data input
6
SCK*1
Serial clock input
7 HOLD *1 Hold input
8
VCC
Power supply
*1. Do not use it in high impedance.
8-Pin TSSOP
Top view
CS
SO
WP
GND
1
2
3
4
8 VCC
7 HOLD
6 SCK
5 SI
Figure 2
S-25C010A0H-T8T2UD
S-25C020A0H-T8T2UD
S-25C040A0H-T8T2UD
Table 2
Pin No. Symbol
Description
1
CS *1
Chip select input
2 SO Serial data output
3
WP *1
Write protect input
4
GND
Ground
5 SI*1 Serial data input
6
SCK*1
Serial clock input
7 HOLD *1 Hold input
8
VCC
Power supply
*1. Do not use it in high impedance.
Remark See Dimensions for details of the package drawings.
2 Seiko Instruments Inc.

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Rev.2.3_00_C
Block Diagram
105°C OPERATION SPI SERIAL E2PROM FOR AUTOMOTIVE
S-25C010A/020A/040A H Series
CS
SCK
SI
HOLD
WP
SO
Voltage Detector
Clock Counter
Data Register
Mode
Decoder
Output
Control
Circuit
Address Register
Status Register
Read Circuit
Step-up Circuit
Page Latch
Memory
Cell
Array
Status
Memory Cell Array
Y Decoder
VCC
GND
Figure 3
Seiko Instruments Inc.
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105°C OPERATION SPI SERIAL E2PROM FOR AUTOMOTIVE
S-25C010A/020A/040A H Series
AEC-Q100 Qualified
This IC supports AEC-Q100 for operation temperature grade 2.
Contact our sales office for details of AEC-Q100 reliability specification.
Rev.2.3_00_C
Absolute Maximum Ratings
Item
Power supply voltage
Input voltage
Output voltage
Operating ambient temperature
Storage temperature
Symbol
VCC
VIN
VOUT
Topr
Tstg
Table 3
Absolute Maximum Rating
0.3 to +7.0
0.3 to +7.0
0.3 to VCC + 0.3
40 to +105
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
Item
Power supply voltage
High level input voltage
Low level input voltage
Table 4
Symbol
Condition
VCC
Read operation
Write operation
VIH VCC = 2.5 V to 5.5 V
VIL VCC = 2.5 V to 5.5 V
Ta = 40°C to +105°C
Min. Max.
2.5 5.5
2.5 5.5
0.7 × VCC
0.3
VCC + 1.0
0.3 × VCC
Unit
V
V
V
V
Pin Capacitance
Item
Input capacitance
Output capacitance
Symbol
Table 5
Condition
(Ta = +25°C, f = 1.0 MHz, VCC = 5 V)
Min.
Max.
Unit
CIN
COUT
VIN = 0 V ( CS , SCK, SI, WP , HOLD )
VOUT = 0 V (SO)
8 pF
10 pF
Endurance
Table 6
Item Symbol Operating Ambient Temperature
Endurance
NW
40°C to +85°C
40°C to +105°C
*1. For each address (Word: 8 bits)
Min.
106
8 × 105
Max.
Unit
cycles / word*1
cycles / word*1
Data Retention
Item
Data retention
Symbol
Table 7
Operation Ambient Temperature
+25°C
40°C to +105°C
Min.
100
50
Max.
Unit
year
year
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Rev.2.3_00_C
105°C OPERATION SPI SERIAL E2PROM FOR AUTOMOTIVE
S-25C010A/020A/040A H Series
DC Electrical Characteristics
Item
Current consumption (READ)
Table 8
Ta = 40°C to +105°C
Symbol
Condition
VCC = 2.5 V to 3.0 V VCC = 3.0 V to 4.5 V VCC = 4.5 V to 5.5 V
fSCK = 3.5 MHz
fSCK = 5.0 MHz
fSCK = 6.5 MHz
Min. Max. Min. Max. Min. Max.
ICC1
No load at
SO pin
1.5
2.0
2.5
Unit
mA
Item
Current consumption (WRITE)
Table 9
Ta = 40°C to +105°C
Symbol
Condition
VCC = 2.5 V to 3.0 V VCC = 3.0 V to 4.5 V VCC = 4.5 V to 5.5 V
fSCK = 3.5 MHz
fSCK = 5.0 MHz
fSCK = 6.5 MHz
Min. Max. Min. Max. Min. Max.
ICC2
No load at
SO pin
2.0
2.5
3.0
Unit
mA
Item
Standby current consumption
Input leakage current
Output leakage current
Low level output voltage
High level output voltage
Table 10
Symbol
Condition
Ta = 40°C to +105°C
VCC = 2.5 V to 4.5 V
VCC = 4.5 V to 5.5 V
Min. Max. Min. Max.
CS = VCC,
ISB
SO = Open
Other inputs are
8.0
10.0
VCC or GND
ILI VIN = GND to VCC
2.0
2.0
ILO VOUT = GND to VCC
2.0
2.0
VOL1 IOL = 2.0 mA
− − − 0.4
VOL2 IOL = 1.5 mA
0.4 0.4
VOH1 IOH = 2.0 mA
− − 0.8 × VCC
VOH2 IOH = 0.4 mA
0.8 × VCC 0.8 × VCC
Unit
μA
μA
μA
V
V
V
V
Seiko Instruments Inc.
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