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NE521N

NE521N

NE521N

Rochester Electronics, LLC

Through Hole Tube 9.6 ns μs Linear Comparators

SOT-23

NE521N Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mounting Type Through Hole
Package / Case 14-DIP (0.300, 7.62mm)
Surface MountNO
Operating Temperature0°C~70°C
PackagingTube
JESD-609 Code e0
Pbfree Code no
Part StatusObsolete
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 14
ECCN Code EAR99
Type Differential
Terminal Finish TIN LEAD
Subcategory Comparator
Technology BIPOLAR
Terminal Position DUAL
Peak Reflow Temperature (Cel) NOT SPECIFIED
Number of Functions 2
Supply Voltage 5V
Reach Compliance Code unknown
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Pin Count14
JESD-30 Code R-PDIP-T14
Qualification StatusNot Qualified
Output Type TTL
Number of Elements 2
Response Time9.6 ns
Voltage - Supply, Single/Dual (±) ±4.75V~5.25V
Neg Supply Voltage-Nom (Vsup) -5V
Average Bias Current-Max (IIB) 40μA
Supply Voltage Limit-Max 7V
Neg Supply Voltage-Max (Vsup) -7V
Current - Quiescent (Max) 35mA
Voltage - Input Offset (Max) 7.5mV @ ±4.75V
Current - Input Bias (Max) 20μA @ ±5.25V
Propagation Delay (Max) 12ns
Length 18.48mm
Height Seated (Max) 4.69mm
RoHS StatusNon-RoHS Compliant
In-Stock:4936 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$1.24000$1.24
500$1.2276$613.8
1000$1.2152$1215.2
1500$1.2028$1804.2
2000$1.1904$2380.8
2500$1.178$2945

NE521N Product Details

NE521N Overview


For convenience, it is packaged in 14-DIP (0.300, 7.62mm) .There is a TTL output type for this comparator.Electronic comparator is shipped by Tube .The comparator has a total of 14 terminals.The electrical component here belongs to the Comparator family.With a 5V voltage supply, the comparator can perform multiple demanding tasks.The type of the chip can be classified as Differential .Electronic comparator consists of 2 elements in total.Electronic comparator has 14 pins.The recommended mounting method is Through Hole .Electronic comparator is recommended that you set the operating temperature to 0°C~70°C in order to prevent malfunctions.

NE521N Features


TTL output capability
Differential IC
Employing 2 elements
Operates under 0°C~70°C


NE521N Applications


There are a lot of Rochester Electronics, LLC
NE521N linear comparators applications.


  • Lithium ion battery monitoring
  • Battery management and protection
  • Current and voltage sensing
  • Analog front end
  • Power management
  • Point of load regulators
  • DC/DC and AC/DC power supplies
  • System control and monitoring
  • Wearable Devices
  • Mobile Phones and Tablets

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