CAT28F020L12

The CAT28F020 is a high speed 256K x 8-bit electrically erasable and reprogrammable Flash memory ideally suited for applications requiring in-system or after-sale code updates. Electrical erasure of the full memory contents is achieved typically within 0.5 second.
FEATURES
• Fast read access time: 90/120 ns
• Low power CMOS dissipation:
– Active: 30 mA max (CMOS/TTL levels)
– Standby: 1 mA max (TTL levels)
– Standby: 100 µA max (CMOS levels)
• High speed programming:
– 10 µs per byte
– 4 seconds typical chip program
• 0.5 seconds typical chip-erase
• 12.0V ± 5% programming and erase voltage
• Commercial, industrial and automotive temperature ranges
• Stop timer for program/erase
• On-chip address and data latches
• JEDEC standard pinouts:
– 32-pin DIP
– 32-pin PLCC
– 32-pin TSOP (8 x 20)
• 100,000 program/erase cycles
• 10 year data retention
• Electronic signature