Rev.2.0
_10
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
2
bit E 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
•
Operating voltage range
•
Page write :
Standby : 2.0
µA
Max. (V
CC
=5.5
V)
Read :
0.8 mA Max. (V
CC
=5.5
V)
Read :
1.8 to 5.5 V (at
−40
to
+85°C)
Write :
2.7 to 5.5 V (at
−40
to
+85°C)
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
7
•
Endurance:
10 cycles/word (at +25°C) write capable,
6
10 cycles/word (at +85°C),
5
3
×
10 cycles/word (at +105°C)
6
•
Data retention:
10 years (after rewriting 10 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)
•
Write protection :
100 %
Packages
Package name
8-Pin DIP
8-Pin SOP(JEDEC)
8-Pin TSSOP
Package
DP008-F
FJ008-A
FT008-A
Drawing code
Tape
FJ008-D
FT008-D
Reel
FJ008-D
FT008-D
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.2.0
_10
Pin Assignments
8-Pin DIP
Top view
A0
A1
A2
GND
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
Pin
Number
1
2
3
4
5
6
Pin
Name
A0
A1
A2
GND
SDA
SCL
Table 1
Function
*1
Figure 1
S-24CS01ADP
S-24CS02ADP
S-24CS04ADP
S-24CS08ADP
Address input (S-24CS04A/08A is no connect. )
*1
Address input (S-24CS08A is no connect. )
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
Pin
Number
1
2
3
4
5
6
Pin
Name
A0
A1
A2
GND
SDA
SCL
Table 2
Function
*1
Figure 2
S-24CS01AFJ
S-24CS02AFJ
S-24CS04AFJ
S-24CS08AFJ
Address input (S-24CS04A/08A is no connect. )
*1
Address input (S-24CS08A is no connect. )
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.2.0
_10
8-Pin TSSOP
Top view
A0
A1
A2
GND
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
Pin
Number
1
2
3
4
5
6
Pin
Name
A0
A1
A2
GND
SDA
SCL
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
Table 3
Function
*1
Figure 3
S-24CS01AFT
S-24CS02AFT
S-24CS04AFT
S-24CS08AFT
Address input (S-24CS04A/08A is no connect. )
*1
Address input (S-24CS08A is no connect. )
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.2.0
_10
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 4
Absolute Maximum Ratings
Table 4
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.2.0
_10
2-WIRE CMOS SERIAL E
2
PROM
S-24CS01A/02A/04A/08A
Recommended Operating Conditions
Table 5
Parameter
Symbol
Conditions
Min.
Power supply voltage
V
CC
Read Operation
Write Operation
High level input voltage
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
−40
−40
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 6
(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 7
Parameter
Endurance
Symbol
N
W
Operation temperature
−40
to
+85°C
−40
to
+105°C
Min.
6
10
5
3×10
Typ.
—
—
Max.
—
—
Unit
cycles / word
cycles / word
Seiko Instruments Inc.
5
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