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HT23C020 - CMOS 256Kx 8-Bit Mask ROM

Description

The HT23C020 is a read-only memory with high performance CMOS storage device whose 2048K of memory is arranged into 262144 words by 8 bits.

For application flexibility, the chip enable and output enable control pins can be selected as active high or active low.

Features

  • Operating voltage 2.7V~5.5V Low power consumption.
  • Operation: 25mA max. (V CC=5V) 10mA max. (VCC=3V).
  • Standby: 30µA max. (VCC=5V) 10µA max. (VCC=3V) Access time:150ns max. (VCC=5V) 250ns max. (VCC=3V).
  • 262144×8 bits of mask ROM Mask options: chip enable CE/CE/OE1/OE1, CE1/CE1/OE2/OE2/NC and output enable OE/OE/NC TTL compatible inputs and outputs Tristate outputs Fully static operation.

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Datasheet Details

Part number HT23C020
Manufacturer Holtek Semiconductor Inc
File Size 261.79 KB
Description CMOS 256Kx 8-Bit Mask ROM
Datasheet download datasheet HT23C020 Datasheet

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Full PDF Text Transcription

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HT23C020 CMOS 256K×8-Bit Mask ROM Features • • • Operating voltage 2.7V~5.5V Low power consumption – Operation: 25mA max. (V CC=5V) 10mA max. (VCC=3V) – Standby: 30µA max. (VCC=5V) 10µA max. (VCC=3V) Access time:150ns max. (VCC=5V) 250ns max. (VCC=3V) • • • • • • 262144×8 bits of mask ROM Mask options: chip enable CE/CE/OE1/OE1, CE1/CE1/OE2/OE2/NC and output enable OE/OE/NC TTL compatible inputs and outputs Tristate outputs Fully static operation Package type: 32-pin DIP/SOP/PLCC General Description The HT23C020 is a read-only memory with high performance CMOS storage device whose 2048K of memory is arranged into 262144 words by 8 bits. For application flexibility, the chip enable and output enable control pins can be selected as active high or active low.
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