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The TP1961/TP1962/TP1964 are low-power, ultrahigh-speed comparators with internal hysteresis.These devices are optimized for single +3V or +5Voperation. The input common-mode range extends300mV beyond the rail, and the outputs can sink orsource 4mA to within 80mV of GND and VCC.Propagation delay is 7ns (50mV overdrive), whilesupply current is 1mA per comparator.The internal input hysteresis eliminates outputswitching due to internal input noise voltage,reducing current draw. The push-pull output supportsrail-to-rail output swing, and interfaces withCMOS/TTL logic. The output toggle frequency canreach a typical of 50 MHz while limiting supplycurrent surges and dynamic power consumptionduring switching.The TP1961 single comparators are available inshout-down function, and the tiny SOT23 packagefor space-conservative designs. All devices arespecified for the temperature range of –40°C to+125°C.
Features
◼ Ultra-Fast, 7ns Propagation Delay
◼ Ideal for +3V and +5V Single-Supply Applications
◼ Offset Voltage: ±10.0 mV Maximum
◼ Rail to Rail Input and Output
◼ 7.5mV Internal Hysteresis for Clean Switching
◼ Push-Pull, CMOS/TTL Compatible Output
◼ Input Common-Mode Range Extends 300 mV
◼ No Phase Reversal for Overdriven Inputs
◼ Shut-down Function (TP1961N Only)
◼ Supply Voltage: 2.5V to 5.5V
◼ Green, Space-Saving SOT23-5 Package Available
Applications
◼ High-speed Line or Digital Line Receivers
◼ High Speed Sampling Circuits
◼ Peak and Zero-crossing Detectors
◼ Threshold Detectors/Discriminators
◼ Sensing at Ground or Supply Line
◼ Logic Level Shifting or Translation
◼ Window Comparators
◼ IR Receivers
◼ Clock and Data Signal Restoration
◼ Telecom, Portable Communications
Features
◼ Ultra-Fast, 7ns Propagation Delay
◼ Ideal for +3V and +5V Single-Supply Applications
◼ Offset Voltage: ±10.0 mV Maximum
◼ Rail to Rail Input and Output
◼ 7.5mV Internal Hysteresis for Clean Switching
◼ Push-Pull, CMOS/TTL Compatible Output
◼ Input Common-Mode Range Extends 300 mV
◼ No Phase Reversal for Overdriven Inputs
◼ Shut-down Function (TP1961N Only)
◼ Supply Voltage: 2.5V to 5.5V
◼ Green, Space-Saving SOT23-5 Package Available
Applications
◼ High-speed Line or Digital Line Receivers
◼ High Speed Sampling Circuits
◼ Peak and Zero-crossing Detectors
◼ Threshold Detectors/Discriminators
◼ Sensing at Ground or Supply Line
◼ Logic Level Shifting or Translation
◼ Window Comparators
◼ IR Receivers
◼ Clock and Data Signal Restoration
◼ Telecom, Portable Communications