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HT23C256 - CMOS 32K x 8-Bit Mask ROM

Description

The HT23C256 is a read-only memory with high performance CMOS storage device whose 256K of memory is arranged into 32768 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. (VCC=5V).
  • 32768´8-bit of mask ROM.
  • Mask options: chip enable CE/CE/OE1/OE1 and output enable OE/OE/NC.
  • TTL compatible inputs and outputs.
  • Tristate outputs.
  • Fully static operation.
  • 28-pin DIP/SOP package 10mA max. (VCC=3V) - Standby: 30mA max. (VCC=5V) 10mA max. (VCC=3V).
  • Access time: 150ns max. (VCC=5V) 250ns max. (VCC=3V) General.

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Datasheet Details

Part number HT23C256
Manufacturer Holtek Microelectronics
File Size 108.46 KB
Description CMOS 32K x 8-Bit Mask ROM
Datasheet download datasheet HT23C256 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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HT23C256 CMOS 32K´8-Bit Mask ROM Features · Operating voltage 2.7V~5.5V · Low power consumption - Operation: 25mA max. (VCC=5V) · 32768´8-bit of mask ROM · Mask options: chip enable CE/CE/OE1/OE1 and output enable OE/OE/NC · TTL compatible inputs and outputs · Tristate outputs · Fully static operation · 28-pin DIP/SOP package 10mA max. (VCC=3V) - Standby: 30mA max. (VCC=5V) 10mA max. (VCC=3V) · Access time: 150ns max. (VCC=5V) 250ns max. (VCC=3V) General Description The HT23C256 is a read-only memory with high performance CMOS storage device whose 256K of memory is arranged into 32768 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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