Document
www.DataSheet4U.com
Rev.2.0_10
2-WIRE CMOS SERIAL E2PROM
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. (VCC=5.5 V) Read : 0.8 mA Max. (VCC=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 (VCC=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
www.DataSheet4U.com
2-WIRE CMOS SERIAL E2PROM 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 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.
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 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.
www.DataSheet4U.com
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 E2PROM 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 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.
Seiko Instruments Inc.
3
www.DataSheet4U.com
2-WIRE CMOS SERIAL E2PROM 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
DIN DOUT
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 VCC VIN VOUT Tstg Ratings −0.3 to +7.0 −0.3 to VCC+0.3 −0.3 to VCC −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.
www.DataSheet4U.com
Rev.2.0_10
2-WIRE CMOS SERIAL E2PROM S-24CS01A/02A/04A/08A
Recommended Operating Conditions
Table 5 Parameter Symbol Conditions Min. Power supply voltage VCC Read Operation Write Operation High level input voltage VIH VCC=4.5 to 5.5 V VCC=2.7 to 4.5 V VCC=1.8 to 2.7 V Low level input voltage VIL VCC=4.5 to 5.5 V VCC=2.7 to 4.5 V VCC=1.8 to 2.7 V Operating temperature Topr 1.8 2.7 0.7×VCC 0.7×VCC 0.8×VCC 0.0 0.0 0.0 −40 −40 to +85°C Typ. Max. 5.5 5.5 VCC VCC VCC 0.3×VCC 0.3×VCC 0.2×VCC +85 Min. 4.5.