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DigiKey ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
MC74ACT521MEL DISTI # 2156-MC74ACT521MEL-ND
onsemi 8BIT ID COMPARATOR Min Qty: 195 Lead time: 1 Weeks Container: Bulk MARKETPLACE PRODUCT MC74ACT521MEL Part Details 2000
In Stock
  • 195 $1.5400
$1.5400 Buy Now MC74ACT521MEL Part Details
MC74ACT521M DISTI # 2156-MC74ACT521M-ND
onsemi 8-BIT ID COMPARATOR Min Qty: 195 Lead time: 1 Weeks Container: Bulk MARKETPLACE PRODUCT MC74ACT521M Part Details 1934
In Stock
  • 195 $1.5400
$1.5400 Buy Now MC74ACT521M Part Details
54ACT521/Q2A DISTI # 2156-54ACT521/Q2A-2156-ND
Rochester Electronics LLC 54ACT521 - IDENTITY COMPARATOR 8 Min Qty: 2 Lead time: 1 Weeks Container: Bulk MARKETPLACE PRODUCT 54ACT521/Q2A Part Details 239
In Stock
  • 2 $136.9800
$136.9800 Buy Now 54ACT521/Q2A Part Details
54ACT521J-MSP DISTI # 2156-54ACT521J-MSP-ND
National Semiconductor Corporation 8-BIT IDENTITY COMPARATOR Min Qty: 27 Lead time: 1 Weeks Container: Bulk MARKETPLACE PRODUCT 54ACT521J-MSP Part Details 59
In Stock
  • 27 $11.1900
$11.1900 Buy Now 54ACT521J-MSP Part Details

Avnet Americas Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
54ACT521FMQB DISTI # 54ACT521FMQB
Teledyne e2v IDENTITY COMPARATOR, 8-BIT, TTL-COMPATIB - Rail/Tube (Alt: 54ACT521FMQB) COO: Thailand RoHS: Not Compliant Min Qty: 250 Package Multiple: 1 Container: Tube 54ACT521FMQB Part Details 0   RFQ 54ACT521FMQB Part Details
54ACT521DMQB DISTI # 54ACT521DMQB
Teledyne e2v IDENTITY COMPARATOR, 8-BIT, TTL-COMPATIB - Rail/Tube (Alt: 54ACT521DMQB) COO: Thailand RoHS: Not Compliant Min Qty: 250 Package Multiple: 1 Container: Tube 54ACT521DMQB Part Details 0   RFQ 54ACT521DMQB Part Details
74ACT521PC DISTI # 74ACT521PC
onsemi - Rail/Tube (Alt: 74ACT521PC) COO: United States of America (the) RoHS: Compliant Min Qty: 900 Package Multiple: 450 Container: Tube 74ACT521PC Part Details 0   RFQ 74ACT521PC Part Details
54ACT521LMQB DISTI # 54ACT521LMQB
Teledyne e2v IDENTITY COMPARATOR, 8-BIT, TTL-COMPATIB - Rail/Tube (Alt: 54ACT521LMQB) COO: Thailand RoHS: Not Compliant Min Qty: 250 Package Multiple: 1 Container: Tube 54ACT521LMQB Part Details 0   RFQ 54ACT521LMQB Part Details
74ACT521SC DISTI # 74ACT521SC
onsemi - Rail/Tube (Alt: 74ACT521SC) COO: United States of America (the) RoHS: Compliant Min Qty: 2160 Package Multiple: 1080 Container: Tube 74ACT521SC Part Details 0   RFQ 74ACT521SC Part Details

View all 'act521' results from Avnet Americas

Bristol Electronics  

Part # Manufacturer Description Stock Price Price Range Buy
74ACT521SCX
Fairchild Semiconductor Corporation   74ACT521SCX Part Details 303   RFQ 74ACT521SCX Part Details
74ACT521SC
Fairchild Semiconductor Corporation   74ACT521SC Part Details 71   RFQ 74ACT521SC Part Details
74ACT521PC
National Semiconductor Corporation   74ACT521PC Part Details 38   RFQ 74ACT521PC Part Details
74ACT521SC
National Semiconductor Corporation   74ACT521SC Part Details 35   RFQ 74ACT521SC Part Details
74ACT521PC
Fairchild Semiconductor Corporation   74ACT521PC Part Details 20   RFQ 74ACT521PC Part Details

View all 'act521' results from Bristol Electronics

Rochester Electronics ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
MC74ACT521M
onsemi 8-BIT ID COMPARATOR RoHS: Not Compliant pbFree: No Status: Obsolete Min Qty: 1 MC74ACT521M Part Details 1934
  • 100000 $0.7626
  • 10000 $0.9102
  • 1000 $1.0200
  • 500 $1.1100
  • 100 $1.2300
$0.7626 / $1.2300 Buy Now MC74ACT521M Part Details
MC74ACT521MEL
onsemi 8BIT ID COMPARATOR RoHS: Not Compliant pbFree: No Status: Obsolete Min Qty: 1 MC74ACT521MEL Part Details 2000
  • 100000 $0.7626
  • 10000 $0.9102
  • 1000 $1.0200
  • 500 $1.1100
  • 100 $1.2300
$0.7626 / $1.2300 Buy Now MC74ACT521MEL Part Details
74ACT521MTCX
Fairchild Semiconductor Corporation Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, PDSO20 RoHS: Compliant Status: Obsolete Min Qty: 1 74ACT521MTCX Part Details 836
  • 100000 $0.1884
  • 10000 $0.2249
  • 1000 $0.2522
  • 500 $0.2735
  • 100 $0.3039
$0.1884 / $0.3039 Buy Now 74ACT521MTCX Part Details
54ACT521J-MSP
National Semiconductor Corporation 8-Bit Identity Comparator RoHS: Not Compliant Status: Obsolete Min Qty: 1 54ACT521J-MSP Part Details 59
  • 10000 $7.1600
  • 1000 $7.6100
  • 500 $8.0600
  • 100 $8.5000
  • 25 $8.9500
$7.1600 / $8.9500 Buy Now 54ACT521J-MSP Part Details
54ACT521/Q2A
Rochester Electronics LLC 54ACT521 - Identity Comparator 8-Bit - Dual marked (5962-89793022A) RoHS: Not Compliant Status: Rochester Active Min Qty: 1 54ACT521/Q2A Part Details 239
  • 1000 $96.4300
  • 500 $99.7200
  • 100 $103.0100
  • 25 $106.2900
  • 1 $109.5800
$96.4300 / $109.5800 Buy Now 54ACT521/Q2A Part Details
74ACT521SC
Rochester Electronics LLC 74ACT521 - Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS RoHS: Not Compliant Status: Rochester Active Min Qty: 1 74ACT521SC Part Details 1998
  • 1000 $25.6500
  • 500 $26.5300
  • 100 $27.4000
  • 25 $28.2800
  • 1 $29.1500
$25.6500 / $29.1500 Buy Now 74ACT521SC Part Details

View all 'act521' results from Rochester Electronics

ComSIT USA  

Part # Manufacturer Description Stock Price Price Range Buy
74ACT521PC
National Semiconductor Corporation Electronic Component RoHS: Not Compliant 74ACT521PC Part Details Stock DE - 0
Stock ES - 85
Stock US - 0
Stock MX - 0
Stock CN - 0
Stock HK - 0
   RFQ 74ACT521PC Part Details
74ACT521SCX
Fairchild Semiconductor Corporation Electronic Component RoHS: Not Compliant 74ACT521SCX Part Details Stock DE - 0
Stock ES - 25
Stock US - 0
Stock MX - 0
Stock CN - 0
Stock HK - 0
   RFQ 74ACT521SCX Part Details
74ACT521
Fairchild Semiconductor Corporation Electronic Component RoHS: Not Compliant 74ACT521 Part Details Stock DE - 0
Stock ES - 9
Stock US - 0
Stock MX - 0
Stock CN - 0
Stock HK - 0
   RFQ 74ACT521 Part Details

ComSIT USA  

Part # Manufacturer Description Stock Price Price Range Buy
74ACT521SC
onsemi AVAILABLE EU 74ACT521SC Part Details 87   RFQ 74ACT521SC Part Details

Chip 1 Exchange  

Part # Manufacturer Description Stock Price Price Range Buy
74ACT521SCX
National Semiconductor Corporation INSTOCK 74ACT521SCX Part Details 575   RFQ 74ACT521SCX Part Details
MC74ACT521N
INSTOCK 102   RFQ
MC74ACT521N
onsemi INSTOCK MC74ACT521N Part Details 62   RFQ MC74ACT521N Part Details

Chip Stock  

Part # Manufacturer Description Stock Price Price Range Buy
74ACT521SCX
onsemi IdentityComparator,ACSeries,8-Bit,InvertedOutput,CMOS,PDSO20 74ACT521SCX Part Details 6991   RFQ 74ACT521SCX Part Details
74ACT521MTCX
onsemi A=B10ns@5V,50pF4.5V~5.5V8TSSOP-20DigitalComparatorsROHS 74ACT521MTCX Part Details 821   RFQ 74ACT521MTCX Part Details

Component Electronics, Inc  

Part # Manufacturer Description Stock Price Price Range Buy
74ACT521SC
National Semiconductor Corporation IN STOCK SHIP TODAY 74ACT521SC Part Details 11
  • 1000 $0.7500
  • 100 $0.8700
  • 1 $1.1500
$0.7500 / $1.1500 Buy Now 74ACT521SC Part Details

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