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The TP1981 is a very fast comparator. These comparatorsare exceptionally versatile and easy to use. Features includean input common mode range from -0.2 V to VCC-1.5 V, lownoise, TTL-/CMOS-compatible output drivers, and shutdowninputs.The device offers 3.5 ns propagation delay with 100 mVoverdrive with 4 mA typical quiescent current. The maximumdetectable signal frequency exceeds 250MHz.The TTL-/CMOS-compatible output stage is designed todrive up to 10 pF with full timing specs and to degrade in agraceful and linear fashion as additional capacitance isadded. The comparator input stage offers robust protectionagainst large input overdrive, and the output does notphase-reverse when the valid input signal range is exceeded.The TP1981 is available in a 6-lead SC70 package.
Features
⚫ Fully specified rail to rail at VCC = 2.5 V to 5.5 V
⚫ Input common-mode voltage from -0.2 V to VCC - 1.5 V
⚫ Low glitch CMOS-/TTL-compatible output stage
⚫ 3.5 ns propagation delay
⚫ Support 100pF capacitance loading
⚫ 13.5 mW at 3.3 V
⚫ Shutdown pin
⚫ Replacement for ADCMP601/MAX999
⚫ −40°C to +125°C operation
Application
⚫ High speed instrumentation
⚫ Clock and data signal restoration
⚫ Logic level shifting or translation
⚫ Pulse spectroscopy
⚫ High speed line receivers
⚫ Threshold detection
⚫ Peak and zero-crossing detectors
⚫ High speed trigger circuitry
⚫ Pulse-width modulators
⚫ Current/voltage-controlled oscillators
⚫ Automatic test equipment (ATE)
Features
⚫ Fully specified rail to rail at VCC = 2.5 V to 5.5 V
⚫ Input common-mode voltage from -0.2 V to VCC - 1.5 V
⚫ Low glitch CMOS-/TTL-compatible output stage
⚫ 3.5 ns propagation delay
⚫ Support 100pF capacitance loading
⚫ 13.5 mW at 3.3 V
⚫ Shutdown pin
⚫ Replacement for ADCMP601/MAX999
⚫ −40°C to +125°C operation
Application
⚫ High speed instrumentation
⚫ Clock and data signal restoration
⚫ Logic level shifting or translation
⚫ Pulse spectroscopy
⚫ High speed line receivers
⚫ Threshold detection
⚫ Peak and zero-crossing detectors
⚫ High speed trigger circuitry
⚫ Pulse-width modulators
⚫ Current/voltage-controlled oscillators
⚫ Automatic test equipment (ATE)