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S-24CS01A/02A/04A H Series
www.ablicinc.com
© ABLIC Inc., 2009-2018
FOR AUTOMOTIVE 105°C OPERATION
2-WIRE SERIAL E2PROM
Rev.3.1_03
The S-24CS01A/02A/04A H series is a high temperature operation 2-wire serial E2PROM for automotive components. The
S-24CS01A/02A/04A H series has the capacity of 1 K-bit, 2 K-bit and 4 K-bit, and the organization is 128 words × 8 bits, 256
words × 8 bits and 512 words × 8 bits.
Page write and sequential read are available.
Caution Before using the product in automobile control unit or medical equipment, contact to ABLIC Inc. is
indispensable.
Features
Operating voltage range:
Read 2.55 V to 5.5 V (Ta = 40°C to +105°C)
Write 2.55 V to 5.5 V (Ta = 40°C to +105°C)
Page write:
8 bytes / page (S-24CS01A/02A)
16 bytes / page (S-24CS04A)
Sequential read
Operating Frequency:
Write time:
400 kHz (VCC = 2.55 V to 5.5 V, Ta = 40°C to +85°C)
350 kHz (VCC = 2.55 V to 5.5 V, Ta = +85°C to +105°C)
10.0 ms max.
Write protect function during the low power supply voltage
Endurance:
106 cycles/word*1 (Ta = +85°C)
5 × 105 cycles/word*1 (Ta = +105°C)
Data retention:
100 years (Ta = +25°C)
20 years (Ta = +105°C)
Memory capacity:
S-24CS01A
1 Kbit
S-24CS02A
2 Kbit
S-24CS04A
4 Kbit
Write protect:
100%
Initial delivery state:
FFh
Operation temperature range: Ta = 40°C to +105°C
Lead-free (Sn 100%), halogen-free
*1. For each address (Word: 8-bit)
Packages
8-Pin SOP(JEDEC)
8-Pin TSSOP
TMSOP-8
1

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FOR AUTOMOTIVE 105°C OPERATION 2-WIRE SERIAL E2PROM
S-24CS01A/02A/04A H Series
Rev.3.1_03
Pin Configurations
1. 8-Pin SOP (JEDEC)
Top view
18
27
36
45
Figure 1
S-24CS01AFJ-TBH-U
S-24CS02AFJ-TBH-U
S-24CS04AFJ-TBH-U
Pin No.
1
2
3
4
5
6
7
8
Symbol
A0
A1
A2
GND
SDA
SCL
WP
VCC
Table 1
Description
Address input (No connection in S-24CS04A*1)
Address input
Address input
Ground
Serial data input / output
Serial clock input
Write protect input
Connected to VCC:
Connected to GND:
Protection valid
Protection invalid
Power supply
2. 8-Pin TSSOP
Top view
18
27
36
45
Figure 2
S-24CS01AFT-TBH-U
S-24CS02AFT-TBH-U
S-24CS04AFT-TBH-U
Pin No.
1
2
3
4
5
6
7
8
Symbol
A0
A1
A2
GND
SDA
SCL
WP
VCC
Table 2
Description
Address input (No connection in S-24CS04A*1)
Address input
Address input
Ground
Serial data input / output
Serial clock input
Write protect input
Connected to VCC:
Connected to GND:
Protection valid
Protection invalid
Power supply
3. TMSOP-8
Top view
18
27
36
45
Figure 3
S-24CS01AFM-TFH-U
S-24CS02AFM-TFH-U
S-24CS04AFM-TFH-U
Pin No.
1
2
3
4
5
6
7
8
Symbol
A0
A1
A2
GND
SDA
SCL
WP
VCC
Table 3
Description
Address input (No connection in S-24CS04A*1)
Address input
Address input
Ground
Serial data input / output
Serial clock input
Write protect input
Connected to VCC:
Protection valid
Connected to GND: Protection invalid
Power supply
*1. Connect to the GND pin or VCC.
Remark Refer to the "Package Drawings" for the details.
2

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Rev.3.1_03
Block diagram
FOR AUTOMOTIVE 105°C OPERATION 2-WIRE SERIAL E2PROM
S-24CS01A/02A/04A H Series
SCL
SDA
A2
A1
A0*1
Start / Stop
Detector
Serial Clock
Controller
LOAD
Device Address
Comparator
COMP
LOAD
INC
R/W
Address
Counter
Y Decoder
WP VCC
GND
Voltage Detector
High-Voltage Generator
Data Register
X Decoder
E2PROM
Selector
DIN
DOUT
Data Output
ACK Output
Controller
*1. This pin is not available for S-24CS04A.
Figure 4
3

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FOR AUTOMOTIVE 105°C OPERATION 2-WIRE SERIAL E2PROM
S-24CS01A/02A/04A H Series
Rev.3.1_03
Absolute Maximum Ratings
Table 4
Item Symbol Absolute Maximum Ratings Unit
Power supply voltage
VCC
0.3 to +7.0
V
Input voltage
VIN
0.3 to +7.0
V
Output voltage
VOUT
0.3 to +7.0
V
Operating ambient temperature
Topr
40 to +105
°C
Storage temperature
Tstg
65 to +150
°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
Symbol
VCC
VIH
VIL
Table 5
Conditions
Read Operation
Write Operation
VCC = 4.5 V to 5.5 V
VCC = 2.55 V to 4.5 V
VCC = 1.8 V to 2.55 V
VCC = 4.5 V to 5.5 V
VCC = 2.55 V to 4.5 V
VCC = 1.8 V to 2.55 V
40°C to +85°C
Min. Max.
1.8 5.5
2.55 5.5
0.7×VCC
0.7×VCC
0.8×VCC
0.0
0.0
0.0
VCC
VCC
VCC
0.3×VCC
0.3×VCC
0.2×VCC
+85°C to +105°C
Min. Max.
2.55 5.5
2.55 5.5
0.7×VCC
0.7×VCC
VCC
VCC
⎯⎯
0.0 0.3×VCC
0.0 0.3×VCC
⎯⎯
Unit
V
V
V
V
V
V
V
V
Pin Capacitance
Item
Input capacitance
Input/output capacitance
Symbol
CIN
CI / O
Table 6
Conditions
(Ta = 25°C, f = 1.0 MHz, VCC = 5 V)
Min. Max. Unit
VIN = 0 V (S-24CS01A/02A: SCL, A0, A1, A2, WP) 10 pF
VIN = 0 V (S-24CS04A: SCL, A1, A2, WP)
10 pF
VI / O = 0 V (SDA)
10 pF
Endurance
Item Symbol
Endurance
NW
*1. For each address (Word: 8 bits)
Table 7
Operating ambient temperature
40°C to +85°C
+85°C to +105°C
Min.
106
5×105
Max.
Unit
cycles / word*1
cycles / word*1
Data Retention
Item
Data retention
Symbol
Table 8
Operating ambient temperature
+25°C
40°C to +105°C
Min.
100
20
Max.
Unit
year
year
4

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Rev.3.1_03
FOR AUTOMOTIVE 105°C OPERATION 2-WIRE SERIAL E2PROM
S-24CS01A/02A/04A H Series
DC Electrical Characteristics
Item Symbol
Current consumption
(READ)
ICC1
Current consumption
(WRITE)
ICC2
*1. VCC = 2.55 V to 4.5 V in Write
Table 9 (1/2)
Conditions
VCC = 4.5 V to 5.5 V
f = 400 kHz
Min. Max.
40°C to +85°C
VCC = 2.7 V to 4.5 V*1 VCC = 1.8 V to 2.7 V
f = 100 kHz
f = 100 kHz
Min.
Max.
Min. Max.
Unit
⎯ ⎯ 0.8 0.3 0.2 mA
⎯ ⎯ 4.0 1.5 ⎯ ⎯ mA
Item
Current consumption
(READ)
Current consumption
(WRITE)
Table 9 (2/2)
Symbol
Conditions
ICC1
ICC2
+85°C to +105°C
VCC = 2.55 V to 5.5 V
f = 350 kHz
Min. Max.
0.8
4.0
Unit
mA
mA
Item
Standby current consumption
Input leakage current
Output leakage current
Low level output voltage
Current address hold voltage
Item
Standby current consumption
Input leakage current
Output leakage current
Low level output voltage
Current address hold voltage
Symbol
ISB
ILI
ILO
VOL
VAH
Table 10 (1/2)
Conditions
VIN = VCC or GND
VIN = GND to VCC
VOUT = GND to VCC
IOL = 3.2 mA
IOL = 1.5 mA
VCC =
4.5 V to 5.5 V
Min. Max.
2.0
1.0
1.0
0.4
0.3
1.5 5.5
40°C to +85°C
VCC =
VCC =
2.55 V to 4.5 V 1.8 V to 2.55 V
Min. Max. Min. Max.
2.0 2.0
1.0 1.0
1.0 1.0
0.4 ⎯ ⎯
0.3 0.5
1.5 4.5 1.5 2.55
Unit
μA
μA
μA
V
V
V
Table 10 (2/2)
Symbol
ISB
ILI
ILO
VOL
VAH
Conditions
VIN = VCC or GND
VIN = GND to VCC
VOUT = GND to VCC
IOL = 3.2 mA
IOL = 1.5 mA
+85°C to +105°C
VCC = 2.55 V to 5.5 V
Min. Max.
2.0
1.0
1.0
0.4
0.3
1.5 5.5
Unit
μA
μA
μA
V
V
V
5