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| Part Number | SN74AHC74DBR | SN74AHC74DR | SN74AHCT74DBR | SN74AHC174DBR | SN74AHC374DBR | SN74AHC574DBR |
|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active | Active | Active | Active |
| Function | Set(Preset) and Reset | Set(Preset) and Reset | Set(Preset) and Reset | Master Reset | Standard | Standard |
| Type | D-Type | D-Type | D-Type | D-Type | D-Type | D-Type |
| Output Type | Complementary | Complementary | Complementary | Non-Inverted | Tri-State, Non-Inverted | Tri-State, Non-Inverted |
| Number of Elements | 2 | 2 | 2 | 1 | 1 | 1 |
| Number of Bits per Element | 1 | 1 | 1 | 6 | 8 | 8 |
| Clock Frequency | 115 MHz | 115 MHz | 140 MHz | 180 MHz | 120 MHz | 115 MHz |
| Max Propagation Delay @ V, Max CL | 9.3ns @ 5V, 50pF | 6.1ns @ 5V, 50pF | 8.8ns @ 5V, 50pF | 9.2ns @ 5V, 50pF | 6.9ns @ 5V, 50pF | 10.6ns @ 5V, 50pF |
| Trigger Type | Positive Edge | Positive Edge | Positive Edge | Positive Edge | Positive Edge | Positive Edge |
| Current - Output High, Low | 8mA, 8mA | 8mA, 8mA | 8mA, 8mA | 8mA, 8mA | 8mA, 8mA | 8mA, 8mA |
| Voltage - Supply | 2V ~ 5.5V | 2V ~ 5.5V | 4.5V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V |
| Current - Quiescent (Iq) | 2 µA | 2 µA | 2 µA | 4 µA | 4 µA | 4 µA |
| Input Capacitance | 2 pF | 2 pF | 2 pF | 1.7 pF | 4 pF | 3 pF |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | 14-SSOP | 14-SOIC | 14-SSOP | 16-SSOP | 20-SSOP | 20-SSOP |
| Package / Case | 14-SSOP (0.209", 5.30mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SSOP (0.209", 5.30mm Width) | 16-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) | 20-SSOP (0.209", 5.30mm Width) |
