AC23V8000

AC23V8000 Description 1MX8 BIT CMOS MASK ROM The AC23V8000 high performance read only memory is organized 1,048,576 x 8 bit (byte mode) and has an access time of 70/100/120ns. The low power feature allows the battery operation. The large size of 8M bit memory density is ideal for charactergenerator, data or program memory in micro-processor application. The AC23V8000 is provided as die form in waffle pack tray. Key features 1,048,576 X 8bit organiszation Single 3.3V power supply operation Access Time : 70/100/120ns (Max) Standby Current : 50 (Max) Operating Current : 35 (Max) TTL compatible inputs and outputs 3-State outputs for wired-OR expansion Programmable CE or OE pin Fully static operation Package AC23V8000 : Die in waffle pack tray   ¡ Pin Description Pin A0~A19 Q0~Q7 CEB* OEB* VCC VSS Function Address inputs Data Outputs Chip Enable input Output Enable input Power supply Ground * User selectable polarity CEB : CE/CEB OEB : OE/OEB Pin Configuration A19 VCC VCC A15 A16 A14 A13 42 41 40 39 38 37 36 35 34 33 32 31 30 29 21 22 NC 23 24 25 VSS VSS Q3 26 28 27 A7 A12 A18 A17 NC A6 NC A5 A4 NC NC NC A3 A2 A1 A0 NC 5 4 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Q1 Q0 3 2 1 46 45 44 43 47 NC A8 NC A9 A11 NC NC NC OEB A10 CEB Q7 Q6 Bonding Pad No Bonding Pad Q2 Q4 Q5 www.DataSheet4U.com Page 1 of 6 ARTCHIPs AC23V8000 Block Diagram A0~A19 ADDRESS BUFFER 1MX8 BIT CMOS MASK ROM X-DECODER MEMORY ARRAY 8MBIT ROM CELL X-PREDEC Y-PREDEC Y-...