Preliminary Information
X24C01
1K
X24C01
128 x 8 Bit
Serial E2PROM
FEATURES
DESCRIPTION
2
• 2.7V to 5.5V Power Supply
• Low Power CMOS
—Active Current Less Than 1 mA
—Standby Current Less Than 50 µA
• Internally Organized 128 x 8
• 2 Wire Serial Interface
—Bidirectional Data Transfer Protocol
• Four Byte Page Write Mode
• Self Timed Write Cycle
—Typical Write Cycle Time of 5 ms
• High Reliability
The X24C01 is a CMOS 1024 bit serial E PROM,
internally organized as 128 x 8. The X24C01 features a
serialinterfaceandsoftwareprotocolallowingoperation
on a simple two wire bus.
2
Xicor E PROMs are designed and tested for applica-
tions requiring extended endurance. Inherent data re-
tention is greater than 100 years.
—Endurance: 100,000 Cycles
—Data Retention: 100 Years
• 8-Pin Mini-DIP, 8-PIN MSOP, and 8-PIN SOIC
Packages
FUNCTIONAL DIAGRAM
(8) V
(4) V
CC
H.V. GENERATION
START CYCLE
SS
TIMING
& CONTROL
START
STOP
(5) SDA
LOGIC
CONTROL
LOGIC
2
E PROM
XDEC
32 X 32
LOAD
INC
(6) SCL
WORD
ADDRESS
COUNTER
R/W
YDEC
8
CK
D
OUT
PIN
DATA REGISTER
D
OUT
ACK
3837 FHD F01
© Xicor, 1991 Patents Pending
3837-1.2 7/28/97 T1/C0/D0 SH
Characteristics subject to change without notice
1