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INTEGRATED CIRCUITS
DATA SHEET
For a complete data sheet, please also download:
• The IC04 LOCMOS HE4000B Logic Family Specifications HEF, HEC
• The IC04 LOCMOS HE4000B Logic Package Outlines/Information HEF, HEC
HEF4047B MSI Monostable/astable multivibrator
Product specification File under Integrated Circuits, IC04
January 1995
Philips Semiconductors
Monostable/astable multivibrator
DESCRIPTION The HEF4047B consists of a gatable astable multivibrator with logic techniques incorporated to permit positive or negative edge-triggered monostable multivibrator action with retriggering and external counting options. Inputs include + TRIGGER, − TRIGGER, ASTABLE, ASTABLE, RETRIGGER and MR (Master Reset). Buffered outputs are O, O and OSCILLATOR OUTPUT.