NE521 Series

Dual Differential Comparator/Sense Amp

Catalog

Dual Differential Comparator/Sense Amp

Part	Voltage - Supply, Single/Dual (±) [Min]	Voltage - Supply, Single/Dual (±) [Max]	Output Type	Number of Elements	Current - Input Bias (Max)	Operating Temperature [Max]	Operating Temperature [Min]	Voltage - Input Offset (Max)	Propagation Delay (Max) [Max]	Package / Case [x]	Package / Case [y]	Package / Case	Mounting Type	Type	Current - Quiescent (Max) [Max]
ON Semiconductor NE521DR2G	-4.75 V	5.25 V	TTL	2	20 µA	70 °C	0 °C	7.5 mV	12 ns	0.154 in	3.9 mm	14-SOIC	Surface Mount	Differential	35 mA
ON Semiconductor NE521DG	-4.75 V	5.25 V	TTL	2	20 µA	70 °C	0 °C	7.5 mV	12 ns	0.154 in	3.9 mm	14-SOIC	Surface Mount	Differential	35 mA

Dual Differential Comparator/Sense Amp

• 12 ns Maximum Guaranteed Propagation Delay

• 20 µA Maximum Input Bias Current

• TTL-Compatible Strobes and Outputs

• Large Common-Mode Input Voltage Range

• Operates from Standard Supply Voltages

NE521 is a high-speed, dual-differential, comparator/sense amp.