CAT24FC17
16-kb I2C Serial EEPROM
FEATURES
I 400 kHz (2.5 V) I2C bus compatible
I 2.5 to 5.5 volt operation
I 100 year data retention
I 8-pin DIP, 8-pin SOIC, 8-pin TSSOP, 8-pin MSOP
and TDFN packages
I Low power CMOS technology
I 16-byte page write buffer
- “Green” package option available
I 256 x 8 Memory organization
I Industrial and extended temperature ranges
I Self-timed write cycle with auto-clear
I 1,000,000 program/erase cycles
I Hardware write protect
- Top 1/2 array protected when WP at VIH
DESCRIPTION
featuresa16-bytepagewritebuffer.Thedeviceoperates
via the I2C bus serial interface has a special write
protection feature and is available in 8-pin DIP, SOIC,
TSSOP, MSOP and TDFN packages.
The CAT24FC17 is a 16-kb Serial CMOS EEPROM
internally organized as 2048 words of 8 bits each.
Catalyst’s advanced CMOS technology substantially
reduces device power requirements. The CAT24FC17
PIN CONFIGURATION
BLOCK DIAGRAM
EXTERNAL LOAD
SENSE AMPS
SHIFT REGISTERS
D
OUT
DIP Package (P, L, GL)
SOIC Package (J, W, GW)
ACK
1
2
3
4
8
7
6
5
1
2
3
4
8
7
6
5
NC
NC
NC
V
V
NC
NC
NC
CC
CC
V
CC
WP
WORD ADDRESS
BUFFERS
COLUMN
DECODERS
WP
V
SS
SCL
SDA
SCL
SDA
V
V
SS
SS
START/STOP
LOGIC
SDA
WP
E2PROM
XDEC
TSSOP Package (U, Y, GY)
CONTROL
LOGIC
1
2
3
4
8
7
6
5
NC
NC
NC
V
CC
WP
SCL
SDA
DATA IN STORAGE
V
SS
HIGH VOLTAGE/
TIMING CONTROL
TDFN Package
MSOP Package (R, Z, GZ)
(RD4, ZD4, GD4)
SCL
STATE COUNTERS
V
1
2
3
4
8
7
6
5
1
2
3
4
8
7
6
5
NC
CC
V
NC
NC
NC
CC
WP
SCL
SDA
PIN FUNCTIONS
NC
NC
WP
SCL
SDA
Pin Name
Function
V
SS
V
SS
NC
No Connect
SDA
SCL
Serial Data/Address
Serial Clock
WP
Write Protect
VCC
2.5 V to 5.5 V Power Supply
Ground
* Catalyst Semiconductor is licensed by Philips Corporation
VSS
2
to carry the I C Bus Protocol.
© 2005 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
Doc. No. 1077, Rev. F
1