CAT24FC01_05 Datasheet, PDF (1/10 Pages) Catalyst Semiconductor – 1-kb I2C Serial EEPROM

CAT24FC01
1-kb I²C Serial EEPROM
FEATURES
I 400 kHz (2.5 V) I²C bus compatible
I 1,000,000 program/erase cycles
I 2.5 to 5.5 volt operation
I Low power CMOS technology
I 16-byte page write buffer
t I Industrial and extended temperature ranges
r I Self-timed write cycle with auto-clear
I 100 year data retention
I 8-pin DIP, SOIC, TSSOP and MSOP packages
- “Green” package option available
I 256 x 8 memory organization
I Hardware write protect
a _DESCRIPTION
P _{The CAT24FC01 is a 1-kb Serial CMOS EEPROM}
internally organized as 128 words of 8 bits each. Catalyst’s
advanced CMOS technology substantially reduces
d ^{device power requirements.}
e PIN CONFIGURATION
DIP Package (P, L, GL) SOIC Package (J, W, GW)
u _{A0 1}
8 _VCC
A0
1
8
A1 ²
7 _WP
A1
2
7
tin ^{A2 3}
6 _SCL
A2
3
6
VSS ⁴
5
SDA
VSS
4
5
TSSOP Package (U, Y, GY)
n ^A0
1
A1
2
A2
3
o _VSS
4
8
VCC
7
WP
6
SCL
5 _SDA
c ^{MSOP Package (R, Z, GZ)}
VCC
WP
SCL
SDA
A0 ¹
isA1 2
A2 ³
D^{VSS 4}
8 _VCC
7 _WP
6 _SCL
5 _SDA
The CAT24FC01 features a 16-byte page write buffer.
The device operates via the I²C bus serial interface and
is available in 8-pin DIP, SOIC, TSSOP and MSOP
packages.
BLOCK DIAGRAM
EXTERNAL LOAD
VCC
VSS
DOUT
ACK
WORD ADDRESS
BUFFERS
SENSE AMPS
SHIFT REGISTERS
COLUMN
DECODERS
SDA
START/STOP
LOGIC
XDEC
E²PROM
WP
CONTROL
LOGIC
DATA IN STORAGE
HIGH VOLTAGE/
TIMING CONTROL
SCL
STATE COUNTERS
PIN FUNCTIONS
Pin Name
Function
A0
SLAVE
A1
ADDRESS
A2
COMPARATORS
A0, A1, A2
Device Address Inputs
SDA
SCL
WP
Serial Data/Address
Serial Clock
Write Protect
VCC
2.5 V to 5.5 V Power Supply
VSS
Ground
* Catalyst Semiconductor is licensed by Philips Corporation to carry
the I²C Bus Protocol.
© 2005 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
1
Doc. No. 1073, Rev. G