BRIGHT
Microelectronics
Inc.
Preliminary BM29F040
FEATURES
• 5.0 V +/- 10% Program and Erase
− Minimizes system power consumption
− Simplifies the system design
• Compatible with JEDEC standard commands
− Uses same software commands as
EEPROMs
• Compatible with JEDEC-standard byte wide
pinout
− 32 pin PLCC/TSOP
− 32 pin DIP
• Automated sector/chip Erase Algorithms
− No programming before Erase needed
− Internal program and Erase Margin Check
• Data Polling and Toggle Bit
− useful for detection of Program and Erase
cycle completion
• Sector Erase architecture
− 8 Equal sectors of 64K bytes each
− Any combination of multiple Sector Erase
− Full Chip Erase
• Sector Protection
− Any number of sectors can be protected from
Program and Erase operation
• Low Power Consumption
• Typically 100,000 Program/Erase cycles
• Erase Suspend and Resume
− Suspend the Sector Erase Operation to
allow a READ in another sector
• Low Vcc Write inhibit < 3.2 volts
• Single Cycle reset command
Product Selection Guide
FAMILY PART NO:
Maximum Access Time (nS)
CE (E) Access time (nS)
OE (G) Access time (nS)
-75*
-90
70
90
70
90
30
35
Table 1
*This speed is available with Vcc = 5V +/- 5% variation
-120
-150
120
150
120
150
50
60
-2-