鈥?/div>
2.7V to 5.5V Power Supply
Low Power CMOS
鈥擜ctive Read Current Less Than 1 mA
鈥擜ctive Write Current Less Than 3 mA
鈥擲tandby Current Less Than 50
碌
A
Internally Organized 2048 x 8
2 Wire Serial Interface
鈥擝idirectional Data Transfer Protocol
Sixteen Byte Page Write Mode
鈥擬inimizes Total Write Time Per Byte
Self Timed Write Cycle
鈥擳ypical Write Cycle Time of 5 ms
High Reliability
鈥擡ndurance: 100,000 Cycles
鈥擠ata Retention: 100 Years
8 Pin Mini-DIP, 8 Pin SOIC and 14 Pin SOIC
Packages
FUNCTIONAL DIAGRAM
(8) VCC
(4) VSS
(7) TEST
START CYCLE
START
STOP
LOGIC
CONTROL
LOGIC
SLAVE ADDRESS
REGISTER
+COMPARATOR
XDEC
E
2
PROM
128 X 128
H.V. GENERATION
TIMING
& CONTROL
(5) SDA
(6) SCL
(3) A2
(2) A1
(1) A0
LOAD
INC
WORD
ADDRESS
COUNTER
R/W
YDEC
8
CK
PIN
DOUT
ACK
3840 FHD F01
DATA REGISTER
DOUT
漏 Xicor, 1991 Patents Pending
3840-1.1 7/29/96 T1/C0/D0 SH
1
Characteristics subject to change without notice