onsemi 74AC521SJ Comparators Logic
Magnitude Comparator Bit Active Low Output A=B 20-SOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
74AC521SJ
Detailed Description
IC COMPARATOR IDENTITY 8B 20SOP
Package
20-SOIC (0.209", 5.30mm Width)
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
74AC521SJ Datasheet
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Technical Specifications
onsemi 74AC521SJ Comparators Logic technical specifications.
General
Series
74AC
Package / Case
20-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
2V ~ 6V
Lifecycle Status
Obsolete
Type
Identity Comparator
Output
Active Low
Number of Bits
8
Current Output High Low
24mA, 24mA
Alternate Parts Comparison (74AC521SJ vs DM74ALS521WMX vs 74F521SJ vs 74F521SJX)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 20-SOIC | 20-SOIC | 20-SOIC | 20-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C |
| Supply Voltage | 2V ~ 6V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Current Output High Low | 24mA, 24mA | 2.6mA, 24mA | 1mA, 20mA | 1mA, 20mA |
| Max Propagation Delay V Max Cl | 8.5ns @ 5V, 50pF | 20ns @ 5V, 50pF | 10ns @ 5V, 50pF | 10ns @ 5V, 50pF |
| Number of Bits | 8 | 8 | 8 | 8 |
| Output | Active Low | Active Low | Active Low | Active Low |
| Output Function | A=B | A=B | A=B | A=B |
| Type | Identity Comparator | Identity Comparator | Identity Comparator | Identity Comparator |
| Series | 74AC | -- | 74F | 74F |
| Action |
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Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
