CAT24FC16
16-kb I
2
C Serial EEPROM
FEATURES
I
400 kHz (2.5 V) and 100 kHz (1.8 V) I
2
C bus
I
1,000,000 program/erase cycles
I
100 year data retention
H
GEN
FR
ALO
EE
LE
A
D
F
R
E
E
TM
compatible
I
1.8 to 5.5 volt operation
I
Low power CMOS technology
I
16-byte page write buffer
I
Industrial and extended temperature ranges
I
Self-timed write cycle with auto-clear
I
8-pin DIP, 8-pin SOIC, 8-pin TSSOP, 8-pin MSOP
and TDFN packages
- 鈥淕reen鈥?package option available
I
256 x 8 memory organization
I
Hardware write protect
DESCRIPTION
The CAT24FC16 is a 16-kb Serial CMOS EEPROM
internally organized as 2048 words of 8 bits each.
Catalyst鈥檚 advanced CMOS technology substantially
reduces device power requirements. The CAT24FC16
features a 16-byte page write buffer. The device operates
via the I
2
C bus serial interface and is available in 8-pin
DIP, 8-pin SOIC, 8-pin TSSOP, 8-pin MSOP and TDFN
packages.
PIN CONFIGURATION
DIP Package (P, L)
NC
NC
NC
VSS
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
BLOCK DIAGRAM
EXTERNAL LOAD
SOIC Package (J, W)
NC
NC
NC
VSS
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
VCC
VSS
DOUT
ACK
SENSE AMPS
SHIFT REGISTERS
WORD ADDRESS
BUFFERS
COLUMN
DECODERS
SDA
START/STOP
LOGIC
TSSOP Package (U, Y)
WP
XDEC
CONTROL
LOGIC
E
2
PROM
NC
NC
NC
VSS
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
DATA IN STORAGE
MSOP Package (R, Z)
NC
NC
NC
VSS
1
2
3
4
8
7
6
5
TDFN Package (RD4, ZD4)
SCL
STATE COUNTERS
HIGH VOLTAGE/
TIMING CONTROL
VCC
WP
SCL
SDA
VCC 1
WP 2
SCL 3
SDA 4
8 NC
7 NC
6 NC
5 VSS
PIN FUNCTIONS
Pin Name
NC
SDA
SCL
WP
V
CC
Function
No Connect
Serial Data/Address
Serial Clock
Write Protect
1.8 V to 5.5 V Power Supply
Ground
* Catalyst Semiconductor is licensed by Philips Corporation
to carry the I
2
C Bus Protocol.
漏 2004 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice.
V
SS
1
Doc. No. 1054, Rev. G