M29W002BT
M29W002BB
2 Mbit (256Kb x8, Boot Block)
Low Voltage Single Supply Flash Memory
PRELIMINARY DATA
s
SINGLE 2.7 to 3.6V SUPPLY VOLTAGE for
PROGRAM, ERASE and READ OPERATIONS
ACCESS TIME: 55ns
PROGRAMMING TIME
鈥?10碌s by Byte typical
7 MEMORY BLOCKS
鈥?1 Boot Block (Top or Bottom Location)
鈥?2 Parameter and 4 Main Blocks
s
s
s
s
PROGRAM/ERASE CONTROLLER
鈥?Embedded Byte Program algorithm
鈥?Embedded Multi-Block/Chip Erase algorithm
鈥?Status Register Polling and Toggle Bits
鈥?Ready/Busy Output Pin
TSOP40 (N)
10 x 20mm
s
ERASE SUSPEND and RESUME MODES
鈥?Read and Program another Block during
Erase Suspend
Figure 1. Logic Diagram
s
TEMPORARY BLOCK UNPROTECTION
MODE
UNLOCK BYPASS PROGRAM COMMAND
鈥?Faster Production/Batch Programming
LOW POWER CONSUMPTION
鈥?Standby and Automatic Standby
A0-A17
W
E
G
RP
M29W002BT
M29W002BB
RB
18
VCC
s
s
8
DQ0-DQ7
s
100,000 PROGRAM/ERASE CYCLES per
BLOCK
20 YEARS DATA RETENTION
鈥?Defectivity below 1 ppm/year
ELECTRONIC SIGNATURE
鈥?Manufacturer Code: 20h
鈥?Top Device Code M29W002BT: 40h
鈥?Bottom Device Code M29W002BB: C2h
s
s
VSS
AI02955
March 2000
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
1/20