LMC555

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SNAS558J – FEBRUARY 2000 – REVISED MARCH 2013

LMC555 CMOS Timer

Check for Samples: LMC555

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FEATURES

DESCRIPTION

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Less than 1 mW Typical Power Dissipation at

The LMC555 is a CMOS version of the industry

5V Supply

standard 555 series general purpose timers. In

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3 MHz Astable Frequency Capability

addition to the standard package (SOIC, VSSSOP,

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1.5V Supply Operating Voltage Ensured

and PDIP) the LMC555 is also available in a chip

sized package (8 Bump DSBGA) using TI's DSBGA

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Output Fully Compatible with TTL and CMOS

package technology. The LMC555 offers the same

Logic at 5V Supply

capability of generating accurate time delays and

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Tested to

−10 mA, +50 mA Output Current

frequencies as the LM555 but with much lower power

Levels

dissipation and supply current spikes. When operated

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Reduced Supply Current Spikes During Output

as a one-shot, the time delay is precisely controlled

by a single external resistor and capacitor. In the

Transitions

stable mode the oscillation frequency and duty cycle

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Extremely Low Reset, Trigger, and Threshold

are accurately set by two external resistors and one

Currents

capacitor. The use of Texas Instruments' LMCMOS

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Excellent Temperature Stability

process extends both the frequency range and low

supply capability.

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Pin-for-Pin Compatible with 555 Series of

Timers

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Available in 8-pin VSSOP Package and 8-Bump

DSBGA package

Pulse Width Modulator

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Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

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PRODUCTION DATA information is current as of publication date.

Copyright © 2000–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.