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| Part Number | SN74ALS574BNS | SN74ALS574BNSR | SN74ALS574BNS |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Series | * | 74ALS | 74ALS |
| Package/Case | - | 20-SOIC (0.209", 5.30mm Width) | 20-SOIC (0.209", 5.30mm Width) |
| Packaging | Bulk | Tape & Reel (TR) | Tube |
| Product Status | Active | Active | Obsolete |
| Function | - | Standard | Standard |
| Type | - | D-Type | D-Type |
| Output Type | - | Tri-State, Non-Inverted | Tri-State, Non-Inverted |
| Number of Elements | - | 1 | 1 |
| Number of Bits per Element | - | 8 | 8 |
| Clock Frequency | - | 35 MHz | 35 MHz |
| Max Propagation Delay @ V, Max CL | - | 14ns @ 5V, 50pF | 14ns @ 5V, 50pF |
| Trigger Type | - | Positive Edge | Positive Edge |
| Current - Output High, Low | - | 2.6mA, 24mA | 2.6mA, 24mA |
| Voltage - Supply | - | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Current - Quiescent (Iq) | - | 18 mA | 28 mA |
| Input Capacitance | - | - | - |
| Operating Temperature | - | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Grade | - | - | - |
| Qualification | - | - | - |
| Mounting Type | - | Surface Mount | Surface Mount |
| Supplier Device Package | - | 20-SO | 20-SO |
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