7474 IC D-type Flip Flop Counter or Delay Flip-flop
The 7474 is a dual D-type flip-flop IC designed and manufactured by XBLW. It features a positive-edge trigger and is equipped with set and reset inputs for flexible control. The IC is ideal for use in various digital circuits that require data storage and synchronization, such as counters, delay circuits, and toggle switches. It operates with a wide voltage range from 2V to 6V and provides low power dissipation, making it a reliable choice for efficient performance in both consumer and industrial applications.
Features:
- Dual D-type flip-flop configuration with set and reset.
- Positive-edge triggering for data synchronization.
- Operates within a voltage range of 2V to 6V.
- Low power dissipation.
- Buffered inputs for stable performance.
Specifications:
| Category | Integrated Circuits (ICs)/Logic/Flip Flops |
|---|---|
| Manufacturer | XBLW |
| Package | DIP-14 |
| Voltage – Supply | 2V~6V |
| Clock Frequency | 47MHz |
| Propagation Delay | 220ns@6V, 15pF |
| Operating Temperature | -20℃~+85℃ |
| Function | Set and Reset |
| Series | 74LS Series |
| Type | D-Type |
| Current – Output Low (IOL) | 5.2mA |
| Synchronous/Asynchronous | Asynchronous |
| Number of Bits per Element | 1 |
| Number of Elements | 2 |
| Setup Time | 2ns |
| Hold Time | -2ns |
| Input Capacitance | 3.5pF |
| Output Type | Complementary |
| Trigger Type | Rising Edge |
Pinout Configuration:
| Pin No. | Pin Name | Description |
|---|---|---|
| 1 | 1RD | asynchronous reset-direct input (active LOW) |
| 2 | 1D | data input |
| 3 | 1CP | clock input (LOW-to-HIGH, edge-triggered) |
| 4 | 1SD | asynchronous set-direct input (active LOW) |
| 5 | 1Q | output |
| 6 | 1Q̅ | complement output |
| 7 | GND | ground (0V) |
| 8 | 2Q̅ | complement output |
| 9 | 2Q | output |
| 10 | 2SD | asynchronous set-direct input (active LOW) |
| 11 | 2CP | clock input (LOW-to-HIGH, edge-triggered) |
| 12 | 2D | data input |
| 13 | 2RD | asynchronous reset-direct input (active LOW) |
| 14 | VCC | supply voltage |
Foot Print:
Applications:
- Used as Shift Registers
- Memory/Control Registers
- Buffer Circuits
- Sampling Circuits
- Latching devices