LH53517

LH53517 FEATURES 65,536 words × 8 bit organization Access time: 150 ns (MAX.) Low-power consumption: Operating: 165 mW (MAX.) Standby: 550 µW (MAX.) Static operation TTL compatible I/O Three-state outputs Single +5 V power supply Mask-programmable OE/OE Packages: 28-pin, 600-mil DIP 28-pin, 450-mil SOP 28-pin, 8 × 13.4 mm2 TSOP (Type I) DESCRIPTION The LH53517 is a mask-programmable ROM organized as 65,536 × 8 bits. It is fabricated using silicon-gate CMOS process technology. 28-PIN DIP 28-PIN SOP CMOS 512K (64K × 8) MROM PIN CONNECTIONS TOP VIEW A15 A12 A7 A6 A5 A4 A3 A2 A1 A0 D0 D1 D2 GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 VCC A14 A13 A8 A9 A11 OE/OE A10 CE D7 D6 D5 D4 D3 53517-1 Figure 1. Pin Connections for DIP and SOP Packages 28-PIN TSOP (Type I) TOP VIEW OE/OE A11 A9 A8 A13 A14 VCC A15 A12 A7 A6 A5 A4 A3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 A10 CE D7 D6 D5 D4 D3 GND D2 D1 D0 A0 A1 A2 NOTE: Reverse bend available on request. 53517-2 Figure 2. Pin Connections for TSOP Package 1 LH53517 CMOS 512K MROM A8 25 A7 3 A6 4 A5 5 A4 6 A3 7 A2 8 A1 9 A0 10 ADDRESS DECODER ADDRESS BUFFER A15 1 A14 27 A13 26 A12 2 A11 23 A10 21 A9 24 MEMORY MATRIX (65,536 x 8) COLUMN SELECTOR SENSE AMPLIFIER CE 20 CE BUFFER TIMING GENERATOR DATA OUTPUT BUFFER OE/OE 22 OE BUFFER 28 14 VCC GND NOTE: Pin numbers apply to the 28-pin DIP or SOP. 19 D7 18 D6 17 D5 16 D4 15 D3...