Rev.3.2
_00
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
The S-24CS01A/02A/04A/08A is a 2-wired, low
power and wide range operation 1k bit, 2k bit, 4k bit
and 8k bit E
2
PROM organized as 128 words
×
8 bits,
256 words
×
8 bits, 512 words
×
8 bits and 1024
words
×
8 bits in each.
Page write and sequential read are available.
Features
•
Low power consumption Standby : 2.0
µA
Max. (V
CC
=5.5
V)
Read :
0.8 mA Max. (V
CC
=5.5
V)
•
Operating voltage range Read :
1.8 to 5.5 V (at
−40
to
+85°C)
Write :
2.7 to 5.5 V (at
−40
to
+85°C)
•
Page write :
8 bytes / page (S-24CS01A/02A)
16 bytes / page (S-24CS04A/08A)
•
Sequential read
•
Operating Frequency :
400 kHz (V
CC
=5 V±10%, at
−40
to
+85°C)
•
Write disable function when power supply voltage is low
•
Endurance:
10
7
cycles/word* (at
+25°C)
write capable,
10
6
cycles/word* (at
+85°C)
3
×
10
5
cycles/word* (at
+105°C)
* For each address (Word: 8 bits)
•
Data retention:
10 years (after rewriting 10
6
cycles/word at
+85°C)
•
S-24CS01A :
1k bit
•
S-24CS02A :
2k bit
•
S-24CS04A :
4k bit
•
S-24CS08A :
8k bit
•
High-temperature operation :
+105°C
Max. supported
(Only S-24CS0xAFJ-TBH, S-24CS0xAFT-TBH)
•
Write protection :
100%
Packages
Package name
8-Pin DIP
8-Pin SOP(JEDEC)
8-Pin TSSOP
SNT-8A
Package
DP008-F
FJ008-A
FT008-A
PH008-A
Drawing code
Tape
FJ008-D
FT008-E
PH008-A
Reel
FJ008-D
FT008-E
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
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
Rev.3.2
_00
Pin Assignments
8-Pin DIP
Top view
A0
A1
A2
GND
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
Table 1
Pin
Number
1
2
3
4
5
6
Pin
Name
A0
A1
A2
GND
SDA
SCL
Function
Figure 1
S-24CS01ADP
S-24CS02ADP
S-24CS04ADP
S-24CS08ADP-1
Address input (S-24CS04A/08A is no connect.
*1
)
Address input (S-24CS08A is no connect.
*1
)
Address input
Ground
Serial data input / output
Serial clock input
Write protection input
7
WP
Connected to V
CC
: Protection valid
Connected to GND: Protection invalid
8
VCC Power supply
*1.
Connect to GND or V
CC
.
Remark
See Dimensions for details of the package drawings.
8-Pin SOP(JEDEC)
Top view
A0
A1
A2
GND
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
Table 2
Pin
Number
1
2
3
4
5
6
Pin
Name
A0
A1
A2
GND
SDA
SCL
Function
Figure 2
S-24CS01AFJ-TB
S-24CS01AFJ-TBH
S-24CS02AFJ-TB
S-24CS02AFJ-TBH
S-24CS04AFJ-TB
S-24CS04AFJ-TBH
S-24CS08AFJ-TB-1
S-24CS08AFJ-TBH-1
Address input (S-24CS04A/08A is no connect.
*1
)
Address input (S-24CS08A is no connect.
*1
)
Address input
Ground
Serial data input / output
Serial clock input
Write protection input
7
WP
Connected to V
CC
: Protection valid
Connected to GND: Protection invalid
8
VCC Power supply
*1.
Connect to GND or V
CC
.
Remark
See Dimensions for details of the package drawings.
2
Seiko Instruments Inc.
Rev.3.2
_00
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
8-Pin TSSOP
Top view
A0
A1
A2
GND
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
Table 3
Pin
Number
1
2
3
4
5
6
Pin
Name
A0
A1
A2
GND
SDA
SCL
Function
Figure 3
S-24CS01AFT-TB
S-24CS01AFT-TBH
S-24CS02AFT-TB
S-24CS02AFT-TBH
S-24CS04AFT-TB
S-24CS04AFT-TBH
S-24CS08AFT-TB-1
S-24CS08AFT-TBH-1
Address input (S-24CS04A/08A is no connect.
*1
)
Address input (S-24CS08A is no connect.
*1
)
Address input
Ground
Serial data input / output
Serial clock input
Write protection input
7
WP
Connected to V
CC
: Protection valid
Connected to GND: Protection invalid
8
VCC Power supply
*1.
Connect to GND or V
CC
.
Remark
See Dimensions for details of the package drawings.
SNT-8A
Top view
A0
A1
A2
GND
Table 4
Pin
Number
1
2
3
4
5
6
Pin
Name
A0
A1
A2
GND
SDA
SCL
Function
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
Figure 4
S-24CS01APH-TF-G
S-24CS02APH-TF-G
S-24CS04APH-TF-G
Address input (S-24CS04A is no connect.
*1
)
Address input
Address input
Ground
Serial data input / output
Serial clock input
Write protection input
7
WP
Connected to V
CC
: Protection valid
Connected to GND: Protection invalid
8
VCC Power supply
*1.
Connect to GND or V
CC
.
Remark
See Dimensions for details of the package drawings.
Seiko Instruments Inc.
3
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
Rev.3.2
_00
Block diagram
WP
Start / Stop
Detector
Serial Clock
Controller
LOAD
Device Address
Comparator
A2
A1
A0
*1
*2
SCL
SDA
VCC
GND
Voltage Detector
High-Voltage Generator
COMP
Data Register
LOAD
R/W
INC
Address
Counter
X Decoder
E PROM
2
Y Decoder
Selector
D
IN
D
OUT
Data Output
ACK Output
Controller
*1.
S-24CS08A is not available.
*2.
S-24CS04A/08A are not available.
Figure 5
Absolute Maximum Ratings
Table 5
Parameter
Power supply voltage
Input voltage
Output voltage
Storage temperature
Symbol
V
CC
V
IN
V
OUT
T
stg
Ratings
−0.3
to
+7.0
−0.3
to V
CC
+0.3
−0.3
to V
CC
−65
to
+150
Unit
V
V
V
°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.
4
Seiko Instruments Inc.
Rev.3.2
_00
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
Recommended Operating Conditions
Table 6
Parameter
Symbol
Conditions
Min.
Power supply voltage
High level input
V
CC
Read Operation
Write Operation
V
IH
V
CC
=4.5
to 5.5 V
V
CC
=2.7
to 4.5 V
V
CC
=1.8
to 2.7 V
Low level input voltage
V
IL
V
CC
=4.5
to 5.5 V
V
CC
=2.7
to 4.5 V
V
CC
=1.8
to 2.7 V
Operating temperature
T
opr
1.8
2.7
0.7×V
CC
0.7×V
CC
0.8×V
CC
0.0
0.0
0.0
−40
−40
to
+85°C
Typ.
Max.
5.5
5.5
V
CC
V
CC
V
CC
0.3×V
CC
0.3×V
CC
0.2×V
CC
+85
Min.
4.5
0.7×V
CC
0.0
+85
+85
to
+105°C
Typ.
Max.
5.5
V
CC
0.3×V
CC
+105
V
V
V
V
V
V
V
°C
Unit
Pin Capacitance
Table 7
(Ta=25°C, f=1.0 MHz, V
CC
=5
V)
Parameter
Input capacitance
Symbol
C
IN
Conditions
V
IN
=0
V (S-24CS01A/02A: SCL, A0, A1, A2, WP)
V
IN
=0
V (S-24CS04A: SCL, A1, A2, WP)
V
IN
=0
V (S-24CS08A: SCL, A2, WP)
V
I / O
=0
V (SDA)
Min.
—
Typ.
—
Max
.
10
Unit
pF
Input/output capacitance
C
I / O
—
—
10
pF
Endurance
Table 8
Parameter
Endurance
Symbol
N
W
Operation temperature
−40
to
+85°C
+85
to
+105°C
Min.
10
6
3×10
5
Typ.
Max.
Unit
—
—
cycles / word*
—
—
cycles / word*
* For each address (Word: 8 bits)
Seiko Instruments Inc.
5
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