CAT34C02YI-GT3 CATALYST SEMICONDUCTOR, CAT34C02YI-GT3 Datasheet

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CAT34C02YI-GT3

Manufacturer Part Number
CAT34C02YI-GT3
Description
IC, EEPROM, 2KBIT, SERIAL 400KHZ TSSOP-8
Manufacturer
CATALYST SEMICONDUCTOR
Datasheet

Specifications of CAT34C02YI-GT3

Memory Size
2Kbit
Memory Configuration
2 BLK(256 X 8)
Ic Interface Type
I2C
Clock Frequency
400kHz
Supply Voltage Range
1.7V To 5.5V
Memory Case Style
TSSOP
No. Of Pins
8
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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CAT34C02
2 kb I
DIMM Serial Presence
Detect
Description
organized as 16 pages of 16 bytes each, for a total of 256 bytes of 8 bits
each.
Standard (100 kHz) as well as Fast (400 kHz) I
protects the entire memory) or by setting an internal Write Protect flag
via Software command (this protects the lower half of the memory).
CAT34C02 also features JEDEC compatible Reversible Software
Write Protection for DDR2 Serial Presence Detect (SPD)
applications operating over the 1.7 V to 3.6 V supply voltage range.
DDR1 SPD applications operating over the 1.7 V to 5.5 V supply
voltage range.
Features
*For additional information on our Pb−Free strategy and soldering details, please
© Semiconductor Components Industries, LLC, 2009
December, 2009 − Rev. 14
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
A
The CAT34C02 is a 2 kb Serial CMOS EEPROM, internally
It features a 16−byte page write buffer and supports both the
Write operations can be inhibited by taking the WP pin High (this
In addition to Permanent Software Write Protection, the
The CAT34C02 is fully backwards compatible with earlier
(SCL and SDA)
Compliant*
Supports Standard and Fast I
1.7 V to 5.5 V Supply Voltage Range
16−Byte Page Write Buffer
Hardware Write Protection for Entire Memory
Software Write Protection for Lower 128 Bytes
Schmitt Triggers and Noise Suppression Filters on I
Low power CMOS Technology
1,000,000 Program/Erase Cycles
100 Year Data Retention
Industrial Temperature Range
This Device is Pb−Free, Halogen Free/BFR Free and RoHS
2
, A
1
SCL
, A
WP
0
Figure 1. Functional Symbol
2
C EEPROM for DDR2
CAT34C02
V
V
CC
SS
2
C Protocol
SDA
2
C protocol.
2
C Bus Inputs
1
See detailed ordering and shipping information in the package
dimensions section on page 14 of this data sheet.
Pin Name
A
0
For the location of Pin 1, please consult the
corresponding package drawing.
, A
CASE 517AX
SDA
SCL
CASE 948AL
V
HU3 SUFFIX
V
WP
CC
SS
TSSOP−8
Y SUFFIX
1
UDFN−8
, A
ORDERING INFORMATION
V
A
A
A
SS
2
UDFN (HU3), UDFN (HU4)
PIN CONFIGURATION
TSSOP (Y), TDFN (VP2),
0
1
2
http://onsemi.com
PIN FUNCTION
Device Address Input
Serial Data Input/Output
Serial Clock Input
Write Protect Input
Power Supply
Ground
1
Publication Order Number:
Function
CASE 511AK
CASE 517AZ
HU4 SUFFIX
VP2 SUFFIX
UDFN−8 EP
TDFN−8
V
WP
SCL
SDA
CAT34C02/D
CC

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CAT34C02YI-GT3 Summary of contents

Page 1

CAT34C02 EEPROM for DDR2 DIMM Serial Presence Detect Description The CAT34C02 Serial CMOS EEPROM, internally organized as 16 pages of 16 bytes each, for a total of 256 bytes of 8 ...

Page 2

Table 1. ABSOLUTE MAXIMUM RATINGS Operating Temperature Storage Temperature Voltage on Any Pin with Respect to Ground (Note 1) Voltage on Pin A with Respect to Ground 0 Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ...

Page 3

Table 5. A.C. CHARACTERISTICS Symbol F Clock Frequency SCL t START Condition Hold Time HD:STA t Low Period of SCL Clock LOW t High Period of SCL Clock HIGH t START Condition Setup Time SU:STA t Data Hold Time HD:DAT ...

Page 4

Power−On Reset (POR) The CAT34C02 incorporates Power−On Reset (POR) circuitry which protects the internal logic against powering up in the wrong state. The CAT34C02 will power up into Standby mode after V exceeds the POR trigger level and will power ...

Page 5

BUS RELEASE DELAY (TRANSMITTER) SCL FROM MASTER DATA OUTPUT FROM TRANSMITTER DATA OUTPUT FROM RECEIVER START t F SCL t SU:STA SDA IN SDA OUT Write Operations Byte Write In Byte Write mode the Master sends a START, followed by ...

Page 6

BUS ACTIVITY: R MASTER T SDA LINE S SCL 8th Bit SDA Byte BUS ACTIVITY: SLAVE R MASTER ADDRESS T SDA LINE NOTE: IN THIS EXAMPLE n = XXXX ...

Page 7

Read Operations Immediate Address Read In standby mode, the CAT34C02 internal address counter points to the data byte immediately following the last byte accessed by a previous operation. If that ‘previous’ byte was the last byte in memory, then the ...

Page 8

Software Write Protection The lower half of memory (first 128 bytes) can be protected against Write requests by setting one of two Software Write Protection (SWP) flags. The Permanent Software Write Protection (PSWP) flag can be set or read while ...

Page 9

Table 9. SWP COMMANDS Control Pin Levels Flag State (Note 12) Action PSWP GND Set PSWP ...

Page 10

E1 e TOP VIEW SIDE VIEW Notes: (1) All dimensions are in millimeters. Angles in degrees. (2) Complies with JEDEC MO-153. PACKAGE DIMENSIONS TSSOP8, 4.4x3 CASE 948AL−01 ISSUE O SYMBOL MIN A A1 0.05 A2 ...

Page 11

D E PIN#1 INDEX AREA TOP VIEW SYMBOL MIN NOM A 0.70 0.75 A1 0.00 0.02 A2 0.45 0.55 A3 0.20 REF b 0.20 0.25 D 1.90 2.00 D2 1.30 1.40 E 2.90 3.00 E2 1.20 1.30 e 0.50 TYP ...

Page 12

D E PIN #1 INDEX AREA TOP VIEW SYMBOL MIN NOM A 0.45 0.50 A1 0.00 0.02 A3 0.127 REF b 0.20 0.25 D 1.90 2.00 D2 1.50 1.60 E 2.90 3.00 E2 0.10 0.20 e 0.50 TYP K 0.10 ...

Page 13

D E PIN #1 INDEX AREA TOP VIEW SYMBOL MIN NOM A 0.45 0.50 A1 0.00 0.02 A3 0.127 REF b 0.20 0.25 D 1.95 2.00 D2 1.35 1.40 E 2.95 3.00 E2 1.25 1.30 e 0.50 REF L 0.25 ...

Page 14

... All packages are RoHS−compliant (Lead−free, Halogen−free) 15. The standard lead finish is NiPdAu. 16. The device used in the above example is a CAT34C02YI−GT5 mature product (TSSOP, Industrial Temperature, NiPdAu, 5000 pcs / Reel) 17. The TDFN and UDFN packages are available in 4000 pcs/Reel (i.e., CAT34C02VP2I−GT4, CAT34C02HU3I−GT4, CAT34C02HU4I−GT4). ...

Page 15

ON Semiconductor is licensed by Philips Corporation to carry the I ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein. SCILLC makes no ...

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