X24001
128 Bit
X24001
16 x 8 Bit
Identi™PROM
FEATURES
DESCRIPTION
2
• 2.7V to 5.5V Power Supply
The X24001 is a CMOS 128 bit serial E PROM, inter-
nally organized as 16 x 8. The X24001 features a serial
interface and software protocol allowing operation on a
simple two wire bus.
2
• 128 Bit Serial E PROM
• Low Power CMOS
—Active Current Less Than 1mA
—Standby Current Less Than 50µA
• Internally Organized 16 x 8
• 2 Wire Serial Interface
The X24001 is ideally suited for identification applica-
tionssuchasserialnumbersordevicerevisionnumbers
which need to be stored and retrieved electronically.
• High Voltage Programmable Only
—V
, 12V to 15V
PGM
V
is used to enable writes to the device. This
PGM
• Push/Pull Output
• High Reliability
—Data Retention: 100 Years
• Available Packages
—8-Lead MSOP
provides full protection of the data in the user’s environ-
ment where V
is not available.
PGM
2
Xicor E PROMs are designed and tested for applica-
tions requiring extended endurance. Inherent data re-
tention is greater than 100 years.
—8-Lead PDIP
—8-Lead SOIC
The X24001 is fabricated with Xicor’s Advanced CMOS
Floating Gate technology.
PIN CONFIGURATION
FUNCTIONAL DIAGRAM
CONTROL
SCL
COMMAND/ADDRESS
REGISTER
MSOP/DIP/SOIC
LOGIC
1
2
3
4
8
7
6
5
V
NC
NC
CC
NC
X24001
NC
SCL
SDA
INPUT/
OUTPUT
BUFFER
SHIFT REGISTER
SDA
V
SS
3830 FHD F02.1
MEMORY ARRAY
3830 FHD F01
IDENTI™ PROM is a trademark of Xicor, Inc.
© Xicor, Inc. 1991, 1995, 1996 Patents Pending
3830-1.5 6/10/96 T2/C1/D0 NS
Characteristics subject to change without notice
1
XICOR [ XICOR INC. ]
