MR27V3255D - OKI electronic componets

MR27V3255D Page Mode One Time PROM

1A The MR27V3255D is a 32Mbit electrically Programmable Read-Only Memory with page mode. Its configuration can be electrically switched between 1,048,576 double word x 32bit and 2,097,152 word x 16bit. The MR27V3255D operates on a single +3.3V power supply and is TTL compatible. The MR27V3255D provides Page mode which can greatly reduce the read access tim.

Features

• 1,048,576 double word x 32bit / 2,097,152 word x 16bit electrically switchable configuration
• Single +3.3V power supply
• Access time 80ns Page mode access time 25ns
• Input / Output TTL compatible
• Three-state output
• Packages 70-pin plastic SSOP (SSOP70-P-500-0.80-K) (Product name : MR27V3255DMB) 70-pin plastic TSOP (TSOP II 70-P-400-0.65-K) (Product name : MR27V3255DTA) November 1999 1/10 MR27V3255D PIN CONFIGURATION (TOP VIEW) A0 1 A1 2 A2 3 A3 4 A4 5 A5 6 VCC 7 D0 8 D16 9 D1 10 D17 11 VSS 12 VCC 13 D2 14 D18 15 D3 16 D19 17 D4 18 D20 19 D5 20 D21 21 VSS 22 VCC 23 D6 24 D22 25 D7.