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CAT24C256YI

Description
IC,SERIAL EEPROM,32KX8,CMOS,TSSOP,8PIN,PLASTIC
Categorystorage    storage   
File Size315KB,17 Pages
ManufacturerON Semiconductor
Websitehttp://www.onsemi.cn
Environmental Compliance  
Download Datasheet Parametric Compare View All

CAT24C256YI Overview

IC,SERIAL EEPROM,32KX8,CMOS,TSSOP,8PIN,PLASTIC

CAT24C256YI Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerON Semiconductor
package instructionTSSOP, TSSOP8,.25
Reach Compliance Codecompli
Other featuresIT ALSO OPERATES AT 0.1MHZ
Maximum clock frequency (fCLK)0.4 MHz
Data retention time - minimum100
Durability1000000 Write/Erase Cycles
I2C control byte1010DDDR
JESD-30 codeR-PDSO-G8
JESD-609 codee3
length4.4 mm
memory density262144 bi
Memory IC TypeEEPROM
memory width8
Humidity sensitivity level1
Number of functions1
Number of terminals8
word count32768 words
character code32000
Operating modeSYNCHRONOUS
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
organize32KX8
Package body materialPLASTIC/EPOXY
encapsulated codeTSSOP
Encapsulate equivalent codeTSSOP8,.25
Package shapeRECTANGULAR
Package formSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Parallel/SerialSERIAL
Peak Reflow Temperature (Celsius)225
power supply2/5 V
Certification statusNot Qualified
Maximum seat height1.2 mm
Serial bus typeI2C
Maximum standby current0.000001 A
Maximum slew rate0.001 mA
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)1.8 V
Nominal supply voltage (Vsup)3.3 V
surface mountYES
technologyCMOS
Temperature levelINDUSTRIAL
Terminal surfaceMatte Tin (Sn)
Terminal formGULL WING
Terminal pitch0.65 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width3 mm
Maximum write cycle time (tWC)5 ms
write protectHARDWARE
CAT24C256
256-Kb I
2
C CMOS Serial EEPROM
FEATURES
Supports Standard and Fast I
2
C Protocol
1.8V to 5.5V Supply Voltage Range
64-Byte Page Write Buffer
Hardware Write Protection for entire memory
Schmitt Triggers and Noise Suppression Filters
DEVICE DESCRIPTION
The CAT24C256 is a 256-Kb Serial CMOS EEPROM,
internally organized as 32,768 words of 8 bits each.
It features a 64-byte page write buffer and supports
both the Standard (100kHz) as well as Fast (400kHz)
I
2
C protocol.
Write operations can be inhibited by taking the WP pin
High (this protects the entire memory).
External address pins make it possible to address up to
eight CAT24C256 devices on the same bus.
on I
2
C Bus Inputs (SCL and SDA).
Low power CMOS technology
1,000,000 program/erase cycles
100 year data retention
Industrial temperature range
RoHS-compliant 8-pin PDIP, SOIC, TSSOP and
8-pad TDFN packages
For Ordering Information details, see page 15.
PIN CONFIGURATION
PDIP (L)
SOIC (W, X)
TSSOP (Y)
TDFN (ZD2)
A0
A1
A2
VSS
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
FUNCTIONAL SYMBOL
VCC
SCL
A2, A1, A0
WP
CAT24C256
SDA
For the location of Pin 1, please consult the
corresponding package drawing.
VSS
PIN FUNCTIONS
A
0
, A
1
, A
2
SDA
SCL
WP
V
CC
V
SS
Device Address
Serial Data
Serial Clock
Write Protect
Power Supply
Ground
* Catalyst carries the I
2
C protocol under a license from the Philips Corporation.
© 2008 SCILLC. All rights reserved
Characteristics subject to change without notice
1
Doc. No. MD-1104, Rev. G

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Description IC,SERIAL EEPROM,32KX8,CMOS,TSSOP,8PIN,PLASTIC IC,SERIAL EEPROM,32KX8,CMOS,SOP,8PIN,PLASTIC IC,SERIAL EEPROM,32KX8,CMOS,SOP,8PIN,PLASTIC
Is it lead-free? Lead free Lead free Lead free
Is it Rohs certified? conform to conform to conform to
Maker ON Semiconductor ON Semiconductor ON Semiconductor
package instruction TSSOP, TSSOP8,.25 SOIC-8 SOP, SOP8,.25
Reach Compliance Code compli compliant compli
Other features IT ALSO OPERATES AT 0.1MHZ IT ALSO OPERATES AT 0.1MHZ IT ALSO OPERATES AT 0.1MHZ
Maximum clock frequency (fCLK) 0.4 MHz 0.4 MHz 0.4 MHz
Data retention time - minimum 100 100 100
Durability 1000000 Write/Erase Cycles 1000000 Write/Erase Cycles 1000000 Write/Erase Cycles
I2C control byte 1010DDDR 1010DDDR 1010DDDR
JESD-30 code R-PDSO-G8 R-PDSO-G8 R-PDSO-G8
JESD-609 code e3 e3 e3
length 4.4 mm 5.255 mm 4.9 mm
memory density 262144 bi 262144 bit 262144 bi
Memory IC Type EEPROM EEPROM EEPROM
memory width 8 8 8
Humidity sensitivity level 1 1 1
Number of functions 1 1 1
Number of terminals 8 8 8
word count 32768 words 32768 words 32768 words
character code 32000 32000 32000
Operating mode SYNCHRONOUS SYNCHRONOUS SYNCHRONOUS
Maximum operating temperature 85 °C 85 °C 85 °C
Minimum operating temperature -40 °C -40 °C -40 °C
organize 32KX8 32KX8 32KX8
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code TSSOP SOP SOP
Encapsulate equivalent code TSSOP8,.25 SOP8,.3 SOP8,.25
Package shape RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE, THIN PROFILE, SHRINK PITCH SMALL OUTLINE SMALL OUTLINE
Parallel/Serial SERIAL SERIAL SERIAL
Peak Reflow Temperature (Celsius) 225 225 225
power supply 2/5 V 2/5 V 2/5 V
Certification status Not Qualified Not Qualified Not Qualified
Maximum seat height 1.2 mm 2.03 mm 1.75 mm
Serial bus type I2C I2C I2C
Maximum standby current 0.000001 A 0.000001 A 0.000001 A
Maximum slew rate 0.001 mA 0.001 mA 0.001 mA
Maximum supply voltage (Vsup) 5.5 V 5.5 V 5.5 V
Minimum supply voltage (Vsup) 1.8 V 1.8 V 1.8 V
Nominal supply voltage (Vsup) 3.3 V 3.3 V 3.3 V
surface mount YES YES YES
technology CMOS CMOS CMOS
Temperature level INDUSTRIAL INDUSTRIAL INDUSTRIAL
Terminal surface Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn)
Terminal form GULL WING GULL WING GULL WING
Terminal pitch 0.65 mm 1.27 mm 1.27 mm
Terminal location DUAL DUAL DUAL
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
width 3 mm 5.23 mm 3.9 mm
Maximum write cycle time (tWC) 5 ms 5 ms 5 ms
write protect HARDWARE HARDWARE HARDWARE
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