Document
S-24CS01A/02A/04A H Series
www.sii-ic.com © Seiko Instruments Inc., 2009-2015
FOR AUTOMOTIVE 105°C OPERATION 2-WIRE SERIAL E2PROM
Rev.3.1_00
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.
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*2
*1. For each address (Word: 8-bit) *2. Refer to “ Product Name Structure” for details.
Packages
• 8-Pin SOP(JEDEC) • 8-Pin TSSOP • TMSOP-8
Caution 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
FOR AUTOMOTIVE 105°C OPERATION 2-WIRE SERIAL E2PROM S-24CS01A/02A/04A H Series
Pin Configurations
Rev.3.1_00
8-Pin SOP(JEDEC) Top view
A0 1 8 VCC A1 2 7 WP A2 3 6 SCL GND 4 5 SDA
Figure 1
S-24CS01AFJ-TBH-U S-24CS02AFJ-TBH-U S-24CS04AFJ-TBH-U
Table 1
Pin No. 1
Symbol
Description
A0 Address input (No connection in S-24CS04A*1)
2 A1 Address input
3 A2 Address input
4 GND Ground
5 SDA Serial data input / output
6 SCL Serial clock input
Write protect input
7
WP
Connected to VCC:
Protection valid
Connected to GND: Protection invalid
8 VCC Power supply
*1. Connect to GND or VCC.
8-Pin TSSOP Top view
A0 A1 A2
GND
1 2 3 4
8 VCC
7 WP 6 SCL 5 SDA
Figure 2
S-24CS01AFT-TBH-U S-24CS02AFT-TBH-U S-24CS04AFT-TBH-U
Table 2
Pin No. 1
Symbol
Description
A0 Address input (No connection in S-24CS04A*1)
2 A1 Address input
3 A2 Address input
4 GND Ground
5 SDA Serial data input / output
6 SCL Serial clock input
Write protect input
7
WP
Connected to VCC:
Protection valid
Connected to GND: Protection invalid
8 VCC Power supply
*1. Connect to GND or VCC.
TMSOP-8 Top view
A0 A1 A2 GND
1 2 3 4
8 VCC 7 WP 6 SCL 5 SDA
Figure 3
S-24CS01AFM-TFH-U S-24CS02AFM-TFH-U S-24CS04AFM-TFH-U
Table 3
Pin No. 1
Symbol
Description
A0 Address input (No connection in S-24CS04A*1)
2 A1 Address input
3 A2 Address input
4 GND Ground
5 SDA Serial data input / output
6 SCL Serial clock input
Write protect input
7
WP
Connected to VCC:
Protection valid
Connected to GND: Protection invalid
8 VCC Power supply
*1. Connect to GND or VCC.
Remark See Dimensions for details of the package drawings.
2 Seiko Instruments Inc.
Rev.3.1_00 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
Seiko Instruments Inc.
3
FOR AUTOMOTIVE 105°C OPERATION 2-WIRE SERIAL E2PROM S-24CS01A/02A/04A H Series
Rev.3.1_00
Absolute Maximum Ratings
Item Power supply voltage Input voltage Output voltage Operating ambient temperature Storage temperature
Table 4
Symbol
VCC VIN VOUT Topr Tstg
Ratings
−0.3 to +7.0 −0.3 to +7.0 −0.3 to +7.0 −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
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.