CAT24FC16_05 Datasheet, PDF (1/11 Pages) Catalyst Semiconductor – 16-kb I2C Serial EEPROM

CAT24FC16
16-kb I²C Serial EEPROM
ALOGEN ^FR
LEA _{D F REETM}
FEATURES
I 400 kHz (2.5 V) I²C bus compatible
I 100 year data retention
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 1,000,000 program/erase cycles
a _DESCRIPTION
P _{The CAT24FC16 is a 16-kb Serial CMOS EEPROM}
internally organized as 2048 words of 8 bits each.
Catalyst’s advanced CMOS technology substantially
d _{reduces device power requirements. The CAT24FC16}
e _{PIN CONFIGURATION}
u _{DIP Package (P, L)}
tin ^{NC 1}
NC ²
NC ³
VSS ⁴
8 _VCC
7 _WP
6 _SCL
5 _SDA
SOIC Package (J, W)
NC ¹
NC ²
NC ³
VSS ⁴
8
VCC
7 _WP
6 _SCL
5 _SDA
I 8-pin DIP, SOIC, TSSOP, MSOP and TDFN
packages
- “Green” package option available
I 2,048 x 8 memory organization
I Hardware write protect
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, MSOP and TDFN packages.
BLOCK DIAGRAM
EXTERNAL LOAD
VCC
VSS
DOUT
ACK
WORD ADDRESS
BUFFERS
SENSE AMPS
SHIFT REGISTERS
COLUMN
DECODERS
SDA
START/STOP
LOGIC
n _{TSSOP Package (U, Y)}
o _{NC 1}
c NC ²
NC ³
is ^{VSS 4}
8
VCC
7 _WP
6 _SCL
5 _SDA
D^{MSOP Package (R, Z)}
TDFN Package (RD4, ZD4)
XDEC
E²PROM
WP
CONTROL
LOGIC
DATA IN STORAGE
HIGH VOLTAGE/
TIMING CONTROL
SCL
STATE COUNTERS
NC ¹
8 _VCC
VCC 1
8 NC
NC ²
NC ³
VSS ⁴
7 _WP
6 _SCL
5 _SDA
WP 2
SCL 3
SDA 4
7 NC
6 NC
5 VSS
PIN FUNCTIONS
Pin Name
Function
NC
No Connect
SDA
Serial Data/Address
SCL
Serial Clock
WP
Write Protect
* Catalyst Semiconductor is licensed by Philips Corporation
to carry the I²C Bus Protocol.
VCC
2.5 V to 5.5 V Power Supply
VSS
Ground
© 2005 by Catalyst Semiconductor, Inc.
Characteristics subject to change without notice.
1
Doc. No. 1054, Rev. I