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SN74ACT74DR
+BOMIC FF D-TYPE DUAL 1BIT 14SOIC
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #SN74ACT74DR
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74ACT |
| Part Status | Active |
| Function | Set(Preset) and Reset |
| Type | D-Type |
| Output Type | Complementary |
| Number of Elements | 2 |
| Number of Bits per Element | 1 |
| Clock Frequency | 210 MHz |
| Max Propagation Delay @ V Max CL | 7.5ns @ 5V, 50pF |
| Trigger Type | Positive Edge |
| Current - Output High Low | 24mA, 24mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Current - Quiescent (Iq) | 2 µA |
| Input Capacitance | 3 pF |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 14-SOIC |
Tổng quan
Description
The device features low power consumption and high-speed operation, with a propagation delay typically around 7ns at 5V. It supports applications that require precise data synchronization, storage, and sequencing in digital circuits. The SN74ACT74DR is available in a small-outline integrated circuit (SOIC) package, making it suitable for compact designs. It is widely used in digital systems for tasks such as data latching, frequency division, and state machine implementation. The device is characterized by its robustness and reliability, providing excellent noise immunity and stable operation across a wide temperature range.
Equivalent
1. 74HC74 - A similar dual D-type flip-flop with comparable functionality.
2. CD74ACT74 - From Texas Instruments, another close equivalent in functionality.
3. MC74ACT74 - From ON Semiconductor, offering similar specifications.
4. Nexperia 74AHC74 - Similar in function with slight differences in speed and power.
Ensure to check detailed datasheets for pin compatibility and electrical characteristics when considering a replacement.
Features
1. High-Speed Performance: It is designed for high-speed data storage and transfer, suitable for various digital applications.
2. Positive-Edge Triggered: The flip-flop is triggered on the rising edge of the clock input, ensuring precise timing control.
3. Asynchronous Set and Reset: This feature allows for immediate setting or clearing of the output, independent of the clock signal.
4. TTL Compatible: With TTL-compatible inputs and outputs, it can easily interface with other TTL devices.
5. Low Power Consumption: Designed for efficient power use, making it suitable for battery-powered devices.
6. Wide Operating Voltage Range: It operates over a wide voltage range, enhancing its versatility across different platforms.
7. Available in SOIC Package: The SN74ACT74DR comes in a small-outline integrated circuit (SOIC) package, facilitating compact PCB designs.
These features make the SN74ACT74DR a reliable and versatile component for digital electronics, especially in applications requiring fast, precise, and low-power operations.
Pinout
1. VCC (Pin 14): Power supply pin.
2. GND (Pin 7): Ground pin.
3. Q1, Q2 (Pins 5 & 9): Q outputs for the first and second flip-flops.
4. Q1, Q2 (Pins 6 & 8): Complementary Q (not Q) outputs for the first and second flip-flops.
5. D1, D2 (Pins 2 & 12): Data inputs for the first and second flip-flops.
6. CLK1, CLK2 (Pins 3 & 11): Clock inputs for the first and second flip-flops.
7. PRE1, PRE2 (Pins 4 & 10): Asynchronous preset inputs for the first and second flip-flops.
8. CLR1, CLR2 (Pins 1 & 13): Asynchronous clear inputs for the first and second flip-flops.
This IC is used for storing data and is triggered on the clock's rising edge. It features both preset and clear functionalities, enabling or resetting the flip-flop outputs asynchronously.