取消
| TYPE | DESCRIPTION |
| Mfr | Texas Instruments |
| Series | 74ALS |
| Package | Tube |
| Part Status | Active |
| Type | Identity Comparator |
| Number of Bits | 8 |
| Output | Active Low |
| Output Function | A=B |
| Voltage - Supply | 4.5V ~ 5.5V |
| Current - Output High, Low | 2.6mA, 24mA |
| Max Propagation Delay @ V, Max CL | 20ns @ 5V, 50pF |
| Operating Temperature | 0°C ~ 70°C |
| Package / Case | 20-DIP (0.300", 7.62mm) |
| Supplier Device Package | 20-PDIP |
| Mounting Type | Through Hole |
| Base Product Number | 74ALS521 |
