LM3909
National Semiconductor
LM3909 LED Flasher/OscillatorLM3909 LED Flasher Oscillator
February 1995
LM3909 LED Flasher Oscillator
General Description
The LM3909 is a monolithic oscillator specifically designed to flash Light Emitting Diodes By using the timing capacitor for voltage boost it delivers pulses of 2 o
LM393W
Low power dual voltage comparatorsLM193W, LM293W, LM393W
Low power dual voltage comparators
Features
■ Wide single supply voltage range or dual supplies: +2 V to +36 V or ±1 V to ±18 V
■ Very low supply current (0.4 mA) independent of supply voltage (1 mW/comparator at +5 V)
■ Low input bias current: 25 nA typ
■ Low input
STMicroelectronics
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