CAT24FC16
16-kb I
2
C Serial EEPROM
FEATURES
I
400 kHz (2.5 V) I
2
C bus compatible
I
2.5 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
1,000,000 program/erase cycles
I
100 year data retention
H
GEN
FR
ALO
EE
LE
A
D
F
R
E
E
TM
I
8-pin DIP, SOIC, TSSOP, MSOP and TDFN
packages
- 鈥淕reen鈥?package option available
I
2,048 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
PIN CONFIGURATION
DIP Package (P, L)
NC
NC
NC
VSS
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
NC
NC
NC
VSS
TSSOP Package (U, Y)
MSOP Package (R, Z)
NC
NC
NC
VSS
1
2
3
4
8
7
6
5
i
D
NC
NC
NC
1
2
3
4
VSS
c
s
VCC
WP
SCL
SDA
i
t
n
o
SOIC Package (J, W)
1
2
3
4
8
7
6
5
VCC
WP
SCL
SDA
8
7
6
5
VCC
WP
SCL
SDA
VCC 1
WP 2
SCL 3
SDA 4
8 NC
7 NC
6 NC
5 VSS
u
n
VCC
VSS
SDA
WP
SCL
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, SOIC, TSSOP, MSOP and TDFN packages.
BLOCK DIAGRAM
EXTERNAL LOAD
d
e
a
P
XDEC
t
r
DOUT
ACK
SENSE AMPS
SHIFT REGISTERS
WORD ADDRESS
BUFFERS
COLUMN
DECODERS
START/STOP
LOGIC
E
2
PROM
CONTROL
LOGIC
DATA IN STORAGE
TDFN Package (RD4, ZD4)
STATE COUNTERS
HIGH VOLTAGE/
TIMING CONTROL
PIN FUNCTIONS
Pin Name
NC
SDA
SCL
WP
V
CC
Function
No Connect
Serial Data/Address
Serial Clock
Write Protect
2.5 V to 5.5 V Power Supply
Ground
* Catalyst Semiconductor is licensed by Philips Corporation
to carry the I
2
C Bus Protocol.
漏 2005 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice.
V
SS
1
Doc. No. 1054, Rev. I