NE521DG ON Semiconductor

NE521DG electronic component of ON Semiconductor
NE521DG ON Semiconductor
NE521DG Analog Comparators
NE521DG  Semiconductors
Images are for reference only, See Product Specifications

X-On Electronics has gained recognition as a prominent supplier of NE521DG Analog Comparators across the USA, India, Europe, Australia, and various other global locations. NE521DG Analog Comparators are a product manufactured by ON Semiconductor. We provide cost-effective solutions for Analog Comparators, ensuring timely deliveries around the world.

Part No.NE521DG
Manufacturer:ON Semiconductor
Category:Analog Comparators
Description:Comparator ICs Dual Diff Comparator Sense Amp
Datasheet:NE521DG Datasheet (PDF)
Shipping Charges:Click here for details
AI Image
Price (USD)
N/A

Obsolete

Availability0
MOQ : 165
Multiples : 1
QtyUnit Price
165$ 5.4837
16500$ 3.7907
1650000$ 3.0537
N/A

Obsolete

Availability0
MOQ : 5
Multiples : 55
QtyUnit Price
5$ 3.861
150$ 3.6036
N/A

Obsolete

Availability0
MOQ : 1
Multiples : 1
QtyUnit Price
1$ 4.9896
10$ 4.2427
100$ 3.6806
250$ 3.4881
500$ 3.2809
1000$ 2.9059
2500$ 2.9059
5000$ 2.8657
10000$ 2.6917
N/A

Obsolete

Availability0
MOQ : 165
Multiples : 165
QtyUnit Price
165$ 3.1802
550$ 3.1802
1045$ 3.1802
N/A

Obsolete
   
Manufacturer
Product Category
RoHS - XON
Icon ROHS
Series
Number of Channels
Output Type
Response Time
Ib - Input Bias Current
Vos - Input Offset Voltage
Supply Voltage - Max
Operating Supply Current
Mounting Style
Minimum Operating Temperature
Maximum Operating Temperature
Pd - Power Dissipation
Package / Case
Packaging
Output Current per Channel
Brand
Offset Voltage - Max
Output Current - Typ
Supply Current - Max
Maximum Power Dissipation
Factory Pack Quantity :
Height
Length
Supply Type
Technology
Width
Shutdown
Cnhts
Dual Supply Voltage
Hts Code
Maximum Dual Supply Voltage
Minimum Dual Supply Voltage
Mxhts
Product Type
Reference Voltage
Subcategory
Taric
Vcm - Common Mode Voltage
LoadingGif
 
Notes:- Show Stocked Products With Similar Attributes.

We are delighted to provide the NE521DG from our Analog Comparators category, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the NE521DG and other electronic components in the Analog Comparators category and beyond.

ImagePart-Description
Stock ImageMM5Z75V
Zener Diodes 75V 255Ohm 0.2W
Stock : 40000
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageMMBZ5241B
Zener Diodes 11V 0.35W Zener
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageBZX79C15
Diode: Zener; 0.5W; 15V; Package: bag; DO35; Structure: single diode
Stock : 998
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image1N4149
Small Signal Switching Diodes Hi Conductance Fast
Stock : 35000
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageBZX79C20
Zener Diodes 20V 0.5W Zener
Stock : 20007
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageMMBZ5246B
Zener Diodes 16V 0.35W Zener
Stock : 24000
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image1N5255B
Zener Diodes 28V 0.5W Zener
Stock : 3388
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
HotStock ImageBZX79C4V3
Zener Diodes 4.3V 0.5W Zener
Stock : 9297
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageMMUN2112LT1G
Transistors Switching - Resistor Biased 100mA 50V BRT PNP
Stock : 33000
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageBZX79C3V9-T50A
Diode Zener Single 3.9V 5% 500mW 2-Pin DO-35 Ammo
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
ImagePart-Description
Stock ImageMCP6549-E/SL
Comparator; 3us; 1.6÷5.5V; SMT; SO14; Comparators:4; 1pA
Stock : 334
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageMCP6566T-E/OT
Comparator ICs Singl 1.8V Opn Drain Comparator, E temp
Stock : 4381
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageLM239QT
Comparator ICs LP Quad 2mV 1.1mA 25nA 4 Precision
Stock : 1918
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageLM393APSR
Comparator ICs Dual Differential Comparator
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageLMV393QDRQ1
Comparator ICs Auto Cat Dual Gen Purp Low Vltg Comp
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageTLV3202AID
Comparator ICs Dual,40ns,Micro Pwr RRI Comparator
Stock : 750
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageMCP65R41T-1202E/CHY
Comparator; 4us; 1.8÷5.5V; SMT; SOT23-6; Comparators:1; 1pA
Stock : 6001
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageADCMP356YKSZ-REEL7
Analog Comparators 0.6V Ref w/ PushPull Active-Hi Out
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageLM339DTBR2G
Comparator ICs 3-36V Qud Comparator Commercial Temp
Stock : 2500
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock ImageLM2903QM8-13
Analog Comparators 36V Quad Comparator 25nA 0.6mA 5nA 2mV
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

NE521 HighSpeed DualDifferential Comparator/Sense Amp Features NE521 LOGIC FUNCTION TABLE + V (A , B) Strobe S Strobe G Output (Y) ID V V H H L ID OS V < V < V H H Undefined OS ID OS V V H H H ID OS X L X H X X L H (1) INPUT 1A (2) INPUT 1B (12) INPUT 2A (4) (11) OUTPUT 1Y INPUT 2B (5) STROBE 1G (6) (9) STROBE S OUTPUT 3Y (8) STROBE 2G Figure 1. Block Diagram V+ 14 R2 R1 R17 R20 R21 R25 Q25 Q30 Q3 Q4 R16 Q29 Q26 Q7 R24 4 D7 D6 2 Q2 Q1 Q5 6 Q6 5 + 1 Q28 R14 Q10 Q8 Q13 Q11 R23 R22 D2 D1 Q9 Q27 R4 R5 R3 R15 R6 V 13 7 R7 R8 R10 R9 Q36 Q18 Q17 Q19 Q16 D3 R28 R29 + Q35 12 Q22 Q23 8 11 Q15 Q14 D4 D5 9 R30 Q24 Q32 Q34 R18 Q20 Q21 Q31 Q32 R12 R11 R19 R26 R27 R34 V+ Figure 2. Equivalent Schematic

Tariff Desc

8542.33.00 43 No -- Amplifiers

Electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
Monolithic integrated circuits Digital.
FAIRCHILD
FAIRCHILD (ON SEMICONDUCTOR)
Fairchild Semiconductor
FS8
FSC
ON
ON SEMI
ON Semicon
ON SEMICONDUCTOR
ON SEMICONDUCTOR (FAIRCHILD)
ON Semiconductor / Fairchild
ON4
ON5
onsemi
ON-SEMI
onsemi / Fairchild
OOF
Xsens / Fairchild
ATMEGA644P-20AU Microcontrollers – Microchip MCU image

Jul 16, 2025
The ATMEGA644P-20AU 8-bit Microcontrollers by Microchip offer robust performance and energy efficiency for embedded systems. Trusted  Semiconductors  available globally from Xon Electronics.
LM2842YMK-ADJL/NOPB Switching Voltage Regulators by Texas Instruments image

Nov 11, 2025
The LM2842YMK-ADJL/NOPB Switching Voltage Regulators by Texas Instruments deliver high efficiency, compact design, and stable performance for power management in modern electronics.
G65P06K P-Channel MOSFET by GOFORD in India, USA image

Feb 7, 2025
The G65P06K P-Channel MOSFET by GOFORD is a high-performance semiconductor designed for efficient power management. With a -60V drain-source voltage, 65A current capacity, and 13mO RDS(on), it ensures minimal power loss and high efficiency. Its TO-252 package enhances thermal performance,
PM254-1-20-Z-8.5 Header by HCTL – Buy at XON image

Apr 13, 2026
PM254-1-20-Z-8.5 Headers & Wire Housings by HCTL provide durable PCB connectivity, reliable signal transmission, and efficient performance in electronic systems.

Looking for help? Visit our FAQ's Section to answer to all your questions

 

X-ON Worldwide Electronics

Welcome To X-ON Electronics
For more than 30 years, we have championed innovation and helped shape the electronic components supply industry. Our management philosophy aligns with our global reach and unwavering commitment to quality. Built on a strong commercial foundation, we continue to drive innovation across everything we do. If you need a trustworthy reliable partner in electronic component supply – look no further.
 

Copyright ©2026  X-ON Electronics Services. All rights reserved.
Please ensure you have read and understood our Terms & Conditions before purchasing. All prices exclude GST.

Image for all the cards that are acceptedImage for all the cards that are acceptedImage for all the cards that are acceptedImage for all the cards that are acceptedImage for all the cards that are acceptedAS9120 Certified