Rev.4.4
_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 :
2.55 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
*1
(at
+25°C)
write capable,
10
6
cycles/word
*1
(at
+85°C)
3
×
10
5
cycles/word
*1
(at
+105°C)
*1.
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-G, S-24CS0xAFT-TBH-G)
•
Write protection :
100%
•
Lead-free product
Packages
Package name
8-Pin DIP
8-Pin SOP(JEDEC)
8-Pin TSSOP
SNT-8A
Drawing code
Package
DP008-F
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
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
Pin Configurations
8-Pin DIP
Top view
A0
A1
A2
GND
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
Rev.4.4
_00
Table 1
Description
Address input (No connection in S-24CS04A/08A
*1
)
Address input (No connection in S-24CS08A
*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.
Pin No.
1
2
3
4
5
6
Symbol
A0
A1
A2
GND
SDA
SCL
Figure 1
S-24CS01ADP-G
S-24CS02ADP-G
S-24CS04ADP-G
S-24CS08ADP-1G
8-Pin SOP(JEDEC)
Top view
A0
A1
A2
GND
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
Table 2
Description
Address input (No connection in S-24CS04A/08A
*1
)
Address input (No connection in S-24CS08A
*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.
Pin No.
1
2
3
4
5
6
Symbol
A0
A1
A2
GND
SDA
SCL
Figure 2
S-24CS01AFJ-TB-G
S-24CS01AFJ-TBH-G
S-24CS02AFJ-TB-G
S-24CS02AFJ-TBH-G
S-24CS04AFJ-TB-G
S-24CS04AFJ-TBH-G
S-24CS08AFJ-TB-1G
S-24CS08AFJ-TBH-1G
2
Seiko Instruments Inc.
Rev.4.4
_00
8-Pin TSSOP
Top view
A0
A1
A2
GND
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
Table 3
Description
Address input (No connection in S-24CS04A/08A
*1
)
Address input (No connection in S-24CS08A
*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
.
Pin No.
1
2
3
4
5
6
Remark
See Dimensions for details of the package drawings.
Symbol
A0
A1
A2
GND
SDA
SCL
Figure 3
S-24CS01AFT-TB-G
S-24CS01AFT-TBH-G
S-24CS02AFT-TB-G
S-24CS02AFT-TBH-G
S-24CS04AFT-TB-G
S-24CS04AFT-TBH-G
S-24CS08AFT-TB-1G
S-24CS08AFT-TBH-1G
SNT-8A
Top view
A0
A1
A2
GND
Table 4
Description
Address input (No connection in S-24CS04A
*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.
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
Pin No.
1
2
3
4
5
6
Symbol
A0
A1
A2
GND
SDA
SCL
Figure 4
S-24CS01APH-TF-G
S-24CS02APH-TF-G
S-24CS04APH-TF-G
Seiko Instruments Inc.
3
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
Block diagram
WP
Start / Stop
Detector
Serial Clock
Controller
LOAD
Device Address
Comparator
A2
A1
A0
*1
*2
Rev.4.4
_00
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.
This pin is not available for S-24CS08A.
*2.
This pin is not available for S-24CS04A/08A.
Figure 5
4
Seiko Instruments Inc.
Rev.4.4
_00
Absolute Maximum Ratings
Table 5
Item
Power supply voltage
Input voltage
Output voltage
Operating ambient temperature
Storage temperature
Symbol
V
CC
V
IN
V
OUT
T
opr
T
stg
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
Ratings
−0.3
to
+7.0
−0.3
to V
CC
+0.3
−0.3
to V
CC
−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
Table 6
Item
Power supply voltage
High level input voltage
Symbol
V
CC
V
IH
Conditions
Read Operation
Write Operation
V
CC
=4.5
to 5.5 V
V
CC
=2.55
to 4.5 V
V
CC
=1.8
to 2.55 V
V
CC
=4.5
to 5.5 V
V
CC
=2.55
to 4.5 V
V
CC
=1.8
to 2.55 V
Min.
1.8
2.55
0.7×V
CC
0.7×V
CC
0.8×V
CC
0.0
0.0
0.0
−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
to
+105°C
Min.
Typ.
Max.
4.5
5.5
5.5
4.5
V
CC
0.7×V
CC
0.0
0.3×V
CC
Unit
V
V
V
V
V
V
V
V
Low level input voltage
V
IL
Pin Capacitance
Table 7
Item
Input capacitance
Input/output capacitance
Symbol
C
IN
C
I / O
(Ta=25°C, f=1.0 MHz, V
CC
=5
V)
Conditions
Min. Typ. Max. Unit
—
—
10
pF
V
IN
=0
V (S-24CS01A/02A: SCL, A0, A1, A2, WP)
—
—
10
pF
V
IN
=0
V (S-24CS04A: SCL, A1, A2, WP)
—
—
10
pF
V
IN
=0
V (S-24CS08A: SCL, A2, WP)
—
—
10
pF
V
I / O
=0
V (SDA)
Endurance
Table 8
Operation temperature
−40
to
+85°C
Endurance
N
W
+85
to
+105°C
*1.
For each address (Word: 8 bits)
Item
Symbol
Min.
10
6
3×10
5
Typ.
—
—
Max.
—
—
Unit
cycles / word
*1
cycles / word
*1
Seiko Instruments Inc.
5
