TM
ICmic
256 x 8 Bit
This X24C02 device has been acquired by
IC Microsystems Sdn Bhd from Xicor, Inc.
IC MICROSYSTEMS
2K
X24C02
Serial E2PROM
FEATURES
•2.7V to 5.5V Power Supply
•Low Power CMOS
—Active Current Less Than 1 mA
DESCRIPTION
The X24C02 is CMOS a 2048 bit serial E2PROM,
internally organized 256 x 8. The X24C02 features a serial
interface and software protocol allowing operation on a
simple two wire bus. Three address inputs allow up to eight
—Standby Current Less Than 50 ∝A
•Internally Organized 256 x 8
devices to share a common two wire bus.
•Self Timed Write Cycle
—Typical Write Cycle Time of 5 ms
•2 Wire Serial Interface
Xicor E2PROMs are designed and tested for applications
requiring extended endurance. Inherent data
—Bidirectional Data Transfer Protocol
•Four Byte Page Write Operation
—Minimizes Total Write Time Per Byte
•High Reliability
retention is greater than 100 years. Available in DIP,
MSOP and SOIC packages.
—Endurance: 100,000 Cycles
—Data Retention: 100 Years
•New Hardwire—Write Control Function
FUNCTIONAL DIAGRAM
(8)
(4)
V
V
CC
SS
(7) WC
H.V. GENERATION
START CYCLE
TIMING
& CONTROL
(5) SDA
START
STOP
LOGIC
CONTROL
LOGIC
SLAVE ADDRESS
REGISTER
2
E PROM
64 X 32
XDEC
LOAD
INC
(6) SCL
(3) A
+COMPARATOR
2
WORD
ADDRESS
COUNTER
(2) A
1
(1) A
0
R/W
YDEC
8
CK
D
OUT
PIN
DATA REGISTER
D
OUT
ACK
3838 FHD F01
© Xicor, 1991 Patents Pending
3838-1.2 7/30/96 T0/C3/D1 SH
Characteristics subject to change without notice
1