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X84641S8I-2.5

Description
8KX8 I2C/2-WIRE SERIAL EEPROM, PDSO8, PLASTIC, SOIC-8
Categorystorage    storage   
File Size488KB,17 Pages
ManufacturerRenesas Electronics Corporation
Websitehttps://www.renesas.com/
Download Datasheet Parametric View All

X84641S8I-2.5 Overview

8KX8 I2C/2-WIRE SERIAL EEPROM, PDSO8, PLASTIC, SOIC-8

X84641S8I-2.5 Parametric

Parameter NameAttribute value
MakerRenesas Electronics Corporation
Parts packaging codeSOIC
package instructionSOP,
Contacts8
Reach Compliance Codeunknown
ECCN codeEAR99
JESD-30 codeR-PDSO-G8
length4.9 mm
memory density65536 bit
Memory IC TypeEEPROM
memory width8
Number of functions1
Number of terminals8
word count8192 words
character code8000
Operating modeSYNCHRONOUS
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
organize8KX8
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Parallel/SerialSERIAL
Certification statusNot Qualified
Maximum seat height1.75 mm
Serial bus typeI2C
Maximum supply voltage (Vsup)5.5 V
Minimum supply voltage (Vsup)2.5 V
Nominal supply voltage (Vsup)3 V
surface mountYES
technologyCMOS
Temperature levelINDUSTRIAL
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
width3.9 mm
A
PPLICATION
N
OTE
A V A I L A B L E
AN95 • AN103 • AN107
16K/64K
X84161/641
µPort Saver EEPROM
DESCRIPTION
MPS
EEPROM
FEATURES
• Up to 10MHz data transfer rate
• 25ns Read Access Time
• Direct interface to microprocessors and micro-
controllers
—Eliminates I/O port requirements
—No interface glue logic required
—Eliminates need for parallel to serial converters
• Low power CMOS
—2.5V–5.5V and 5V
±
10% versions
—Standby current less than 1µA
—Active current less than 1mA
• Byte or page write capable
—32-byte page write mode
• Typical nonvolatile write cycle time: 2ms
• High reliability
—100,000 endurance cycles
—Guaranteed data retention: 100 years
• Small packages options
—8-lead mini-DIP package
—8-lead SOIC package
—8, 20-lead TSSOP package
et
e
BLOCK DIAGRAM
bs
ol
P
WP
CE
I/O
OE
WE
The µPort Saver memory outputs data within 25ns of
an active read signal. This is less than the read access
time of most hosts and provides “no-wait-state” opera-
tion. This prevents bottlenecks on the bus. With rates
to 10MHz, the µPort Saver supplies data faster than
required by most host read cycle specifications. This
eliminates the need for software NOPs.
The µPort Saver memories communicate over one line
of the data bus using a sequence of standard bus read
and write operations. This “bit serial” interface allows
the µPort Saver to work well in 8-bit, 16-bit, 32-bit, and
64-bit systems.
A Write Protect (WP) pin prevents inadvertent writes to
the memory.
Xicor EEPROMs are designed and tested for applica-
tions requiring extended endurance. Inherent data
retention is greater than 100 years.
ro
Command
Decode
and
Control
Logic
System Connection
µP
µC
A
15
A
0
D
7
D
0
P0/CS
P1/CLK
P2/DI
P3/DO
OE
WE
O
DSP
ASIC
RISC
Ports
Saved
du
c
Internal Block Diagram
MPS
X
DEC
The µPort Saver memories need no serial ports or
special hardware and connect to the processor mem-
ory bus. Replacing bytewide data memory, the µPort
Saver uses bytewide memory control functions, takes
a fraction of the board space and consumes much less
power. Replacing serial memories, the µPort Saver
provides all the serial benefits, such as low cost, low
power, low voltage, and small package size, while
releasing I/Os for more important uses.
H.V. Generation
Timing & Control
Y Decode
Data Register
REV 1.0 6/30/00
www.xicor.com
Characteristics subject to change without notice.
t
EEPROM
Array
8K x 8
2K x 8
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