Document
NOT RECOMMENDED FOR NEW DESIGN
S-24C01C/02C
www.sii-ic.com © Seiko Instruments Inc., 2008-2011
2-WIRE SERIAL E2PROM
Rev.4.0_00_C
The S-24C01C/02C is a 2-wire, low current consumption and wide range operation serial E2PROM. The S-24C01C/02C has the capacity of 1 K-bit and 2 K-bit, and the organization is 128 words × 8-bit, 256 words × 8-bit, respectively. Page write and sequential read are available.
Features
• Operating voltage range Read:
1.6 V to 5.5 V
Write:
1.7 V to 5.5 V
• Page write:
16 bytes / page
• Sequential read
• Operation frequency: • Write time:
400 kHz (VCC = 1.6 V to 5.5 V) 5.0 ms max.
• Noise suppression:
Schmitt trigger and noise filter on input pins (SCL, SDA)
• Write protect function during the low power supply voltage
• Endurance:
106cycles / word*1 (Ta = +25°C)
• Data retention:
100 years (Ta = +25°C)
• Memory capacity
S-24C01C: 1 K-bit
S-24C02C: 2 K-bit
• Write protect:
100%
• Initial shipment data:
FFh
• 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 • SNT-8A
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
NOT RECOMMENDED FOR NEW DESIGN
2-WIRE SERIAL E2PROM S-24C01C/02C
Pin Configurations
1. 8-Pin SOP (JEDEC)
8-Pin SOP (JEDEC) Top view
18 27 36 45
Figure 1 S-24C01CI-J8T1U S-24C02CI-J8T1U
2. 8-Pin TSSOP
8-Pin TSSOP Top view
18 27 36 45
Figure 2 S-24C01CI-T8T1U S-24C02CI-T8T1U
Rev.4.0_00_C
Table 1
Pin No. 1 2 3
Symbol
A0*1 A1*1 A2*1
Description Slave address input Slave address input Slave address input
4
GND
Ground
5 SDA*1 Serial data I/O
6
SCL*1
Serial clock input
Write protect input
7 WP Connected to VCC:
Protection valid
Open or connected to GND: Protection invalid
8
VCC
Power supply
*1. Do not use it in high impedance.
Table 2
Pin No. 1 2 3
Symbol
A0*1 A1*1 A2*1
Description Slave address input Slave address input Slave address input
4
GND
Ground
5 SDA*1 Serial data I/O
6
SCL*1
Serial clock input
Write protect input
7 WP Connected to VCC:
Protection valid
Open or connected to GND: Protection invalid
8
VCC
Power supply
*1. Do not use it in high impedance.
2 Seiko Instruments Inc.
NOT RECOMMENDED FOR NEW DESIGN
Rev.4.0_00_C
3. TMSOP-8
TMSOP-8 Top view 18 27 36 45 Figure 3 S-24C01CI-K8T3U S-24C02CI-K8T3U
4. SNT-8A
SNT-8A Top view 18 27 36 45 Figure 4 S-24C01CI-I8T1U S-24C02CI-I8T1U
2-WIRE SERIAL E2PROM S-24C01C/02C
Table 3
Pin No. 1 2 3
Symbol
A0*1 A1*1 A2*1
Description Slave address input Slave address input Slave address input
4
GND
Ground
5 SDA*1 Serial data I/O
6
SCL*1
Serial clock input
Write protect input
7 WP Connected to VCC:
Protection valid
Open or connected to GND: Protection invalid
8
VCC
Power supply
*1. Do not use it in high impedance.
Table 4
Pin No. 1 2 3
Symbol
A0*1 A1*1 A2*1
Description Slave address input Slave address input Slave address input
4
GND
Ground
5 SDA*1 Serial data I/O
6
SCL*1
Serial clock input
Write protect input
7 WP Connected to VCC:
Protection valid
Open or connected to GND: Protection invalid
8
VCC
Power supply
*1. Do not use it in high impedance.
Remark Refer to the “Package drawings” for the details.
Seiko Instruments Inc.
3
NOT RECOMMENDED FOR NEW DESIGN
2-WIRE SERIAL E2PROM S-24C01C/02C
Block Diagram
SCL SDA
A2 A1 A0
Start / Stop Detector
LOAD Device Address
Comparator
Serial Clock Controller
COMP LOAD INC
R/W
Address Counter
Y Decoder
DIN DOUT
Figure 5
Rev.4.0_00_C
VCC WP
GND Voltage Detector High-Voltage Generator
Data Register
X Decoder Memory Cell Array
Selector Data Output ACK Output
Controller
4 Seiko Instruments Inc.
NOT RECOMMENDED FOR NEW DESIGN
Rev.4.0_00_C
2-WIRE SERIAL E2PROM S-24C01C/02C
Absolute Maximum Ratings
Table 5
Item
Power supply voltage Input voltage Output voltage Operation ambient temperature Storage temperature
Symbol
VCC VIN VOUT Topr Tstg
Absolute Maximum Ratings
−0.3 to +6.5 −0.3 to +6.5 −0.3 to +6.5 −40 to +85 −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 Low level input voltage
Symbol
Condition
VCC
Read Operation Write Operation
VIH VCC = 1.6 V to 5.5 V VIL VCC = 1.6 V to 5.5 V
Ta = −40°C to +85°C Min. Max.
1.6 5.5
1.7 5.5
0.7 × VCC −0.3
5.5 0.3 × VCC
Unit
V V V V
Pin Capacitance
Item Input capacitance I/O capacitance
Table 7
Symbol
CIN CI / O
Condition
VIN = 0 V (SCL, A0, A1, A2, WP) VI /.