| Part Number | M74HCT74B1R | M74HC74B1R |
|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics |
| Category | Logic - Flip Flops | Logic - Flip Flops |
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| Product Status | Obsolete | Obsolete |
| Function | Set(Preset) and Reset | Set(Preset) and Reset |
| Type | D-Type | D-Type |
| Output Type | Complementary | Complementary |
| Number of Elements | 2 | 2 |
| Number of Bits per Element | 1 | 1 |
| Clock Frequency | 48 MHz | 67 MHz |
| Max Propagation Delay @ V, Max CL | 33ns @ 4.5V, 50pF | 26ns @ 6V, 50pF |
| Trigger Type | Positive Edge | Positive Edge |
| Current - Output High, Low | 4mA, 4mA | 5.2mA, 5.2mA |
| Voltage - Supply | 4.5V ~ 5.5V | 2V ~ 6V |
| Current - Quiescent (Iq) | 2 µA | 2 µA |
| Input Capacitance | 5 pF | 5 pF |
| Operating Temperature | -55°C ~ 125°C (TA) | -55°C ~ 125°C (TA) |
| Mounting Type | Through Hole | Through Hole |
| Supplier Device Package | 14-DIP | 14-DIP |
| Package / Case | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) |