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LH532000B Datasheet CMOS 2M (256K x 8/128K x 16) MROM

Manufacturer: Sharp Corporation

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General Description

The LH532000B is a 2M-bit mask-programmable ROM with two programmable memory organizations, byte and word modes.

It is fabricated using silicon-gate CMOS process technology.

CMOS 2M (256K × 8/128K × 16) MROM PIN CONNECTIONS 40-PIN DIP 40-PIN SOP TOP VIEW OE1/OE1/DC A7 A6 A5 A4 A3 A2 A1 A0 CE GND OE/OE D0 D8 D1 D9 D2 D10 D3 D11 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 40 39 48 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 A8 A9 A10 A11 A12 A13 A14 A15 A16 BYTE GND D15/A-1 (LSB) D7 D14 D6 D13 D5 D12 D4 VCC 532000B-1 Figure 1.

Overview

LH532000B.

Key Features

  • 262,144 words × 8 bit organization (Byte mode) 131,072 words × 16 bit organization (Word mode).
  • BYTE input pin selects bit configuration.
  • Access times: 120/150 ns (MAX. ).
  • Low-power consumption: Operating: 275 mW (MAX. ) Standby: 550 µW (MAX. ).
  • Programmable OE/OE and OE1/OE1/DC.
  • Static operation.
  • TTL compatible I/O.
  • Three-state outputs.
  • Single +5 V power supply.
  • Packages: 40-pin, 600-mil DIP 40-pin, 525-mil.

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