 | |  | |
| PartNumber | DM74ALS520WMX | DM74ALS521WM | DM74ALS521N |
| Description | Logic Comparators 8-Bit Comparator | Logic Comparators 8-Bit Comparator | Logic Comparators 8-Bit Comparator |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Logic Comparators | Logic Comparators | Logic Comparators |
| RoHS | Y | Y | Y |
| Comparator Type | Identity | Identity | Identity |
| Number of Bits | 8 bit | 8 bit | 8 bit |
| Logic Function | A = B | A = B | A = B |
| Output Type | Active Low | Active Low | Active Low |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Propagation Delay Time | 20 ns | 20 ns | 20 ns |
| Mounting Style | SMD/SMT | SMD/SMT | Through Hole |
| Package / Case | SOIC-20 | SOIC-20 | PDIP-20 |
| Packaging | Reel | Tube | Tube |
| Product | Digital Comparators | Digital Comparators | Digital Comparators |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Input Voltage Range | 2.0 V to 0.8 V | 2.0 V to 0.8 V | 2.0 V to 0.8 V |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Polarity | Inverting | Inverting | Inverting |
| Product Type | Logic Comparators | Logic Comparators | Logic Comparators |
| Factory Pack Quantity | 1000 | 1080 | 450 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.028254 oz | 0.028254 oz | 0.079719 oz |
| Part # Aliases | - | - | DM74ALS521N_NL |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
ON Semiconductor / Fairchild |
DM74ALS540ASJ | Buffers & Line Drivers Octal Line Driver | |
| DM74ALS564AWM | Flip Flops Oct D-Typ Flip Flop | ||
| DM74ALS541SJ | Buffers & Line Drivers Oct Buf and Line Drv | ||
| DM74ALS520WMX | Logic Comparators 8-Bit Comparator | ||
| DM74ALS540AWMX | Buffers & Line Drivers Octal Line Driver | ||
| DM74ALS541WM | Buffers & Line Drivers Oct Buf and Line Drv | ||
| DM74ALS534WM | Flip Flops Oct D-Type Flip-Flop | ||
| DM74ALS540AWM | Buffers & Line Drivers Octal Line Driver | ||
| DM74ALS521WM | Logic Comparators 8-Bit Comparator | ||
| DM74ALS541WMX | Buffers & Line Drivers Oct Buf and Line Drv | ||
| DM74ALS533WM | Latches Oct D-Tp Trans Latch | ||
| DM74ALS563AN | Latches Oct D-Typ Trans Lat | ||
| DM74ALS521N | Logic Comparators 8-Bit Comparator | ||
| DM74ALS540ASJX | Buffers & Line Drivers Octal Line Driver | ||
| DM74ALS534WMX | Flip Flops Oct D-Type Flip-Flop | ||
ON Semiconductor |
DM74ALS540ASJ | IC BUFFER INVERT 5.5V 20SOP | |
| DM74ALS520N | IC COMPARATOR IDENTITY 8B 20DIP | ||
| DM74ALS520WM | IC COMPARATOR IDENTITY 8B 20SOIC | ||
| DM74ALS520WMX | IC COMPARATOR IDENTITY 8B 20SOIC | ||
| DM74ALS521N | IC COMPARATOR IDENTITY 8B 20DIP | ||
| DM74ALS521WM | IC COMPARATOR IDENTITY 8B 20SOIC | ||
| DM74ALS521WMX | IC COMPARATOR IDENTITY 8B 20SOIC | ||
| DM74ALS5245N | IC BUF NON-INVERT 5.5V 20DIP | ||
| DM74ALS5245SJ | IC BUFFER NON-INVERT 5.5V 20SOP | ||
| DM74ALS5245SJX | IC BUFFER NON-INVERT 5.5V 20SOP | ||
| DM74ALS5245WM | IC BUF NON-INVERT 5.5V 20SOIC | ||
| DM74ALS5245WMX | IC BUF NON-INVERT 5.5V 20SOIC | ||
| DM74ALS533N | IC LATCH OCTAL D-TYPE 3ST 20-DIP | ||
| DM74ALS533WM | IC LATCH TRANSP OCT D 3ST 20SOIC | ||
| DM74ALS533WMX | IC LATCH TRANSP OCT D 3ST 20SOIC | ||
| DM74ALS534N | IC FF D-TYPE SNGL 8BIT 20DIP | ||
| DM74ALS534WM | IC FF D-TYPE SNGL 8BIT 20SOIC | ||
| DM74ALS534WMX | IC FF D-TYPE SNGL 8BIT 20SOIC | ||
| DM74ALS540AN | IC BUFFER INVERT 5.5V 20DIP | ||
| DM74ALS540ASJX | IC BUFFER INVERT 5.5V 20SOP | ||
| DM74ALS540AWM | IC BUFFER INVERT 5.5V 20SOIC | ||
| DM74ALS540AWMX | IC BUFFER INVERT 5.5V 20SOIC | ||
| DM74ALS541N | IC BUF NON-INVERT 5.5V 20DIP | ||
| DM74ALS541SJ | IC BUFFER NON-INVERT 5.5V 20SOP | ||
| DM74ALS541SJX | IC BUFFER NON-INVERT 5.5V 20SOP | ||
| DM74ALS541WM | IC BUF NON-INVERT 5.5V 20SOIC | ||
| DM74ALS541WMX | IC BUF NON-INVERT 5.5V 20SOIC | ||
| DM74ALS563AN | IC LATCH TRANSP OCT D 3ST 20DIP | ||
| DM74ALS563AWM | IC LATCH OCTAL D-TYPE 20-SOIC | ||
| DM74ALS563AWMX | IC LATCH TRANSP OCT D 3ST 20SOIC | ||
| DM74ALS564AN | IC FF D-TYPE SNGL 8BIT 20DIP | ||
| DM74ALS564AWM | IC FF D-TYPE SNGL 8BIT 20SOIC | ||
| DM74ALS520J | New and Original | ||
| DM74ALS521WMX_NL | New and Original | ||
| DM74ALS541SJX SOP20 | New and Original |