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CD54HCT74F3A
+BOMIC FF D-TYPE DOUBLE 1BIT 14CDIP
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ManufacturerTexas Instruments
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Mfr. Part #CD54HCT74F3A
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Datasheet CD54HCT74F3A DataSheet
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In Stock6595
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Specifications
| Attribute | Value |
| Series | 54HCT |
| 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 | 25 MHz |
| Max Propagation Delay @ V, Max CL | 40ns @ 4.5V, 50pF |
| Trigger Type | Positive Edge |
| Current - Output High, Low | 4mA, 4mA |
| Voltage - Supply | 4.5V ~ 5.5V |
| Current - Quiescent (Iq) | 4 µA |
| Operating Temperature | -55°C ~ 125°C (TA) |
| Mounting Type | Through Hole |
| Supplier Device Package | 14-CDIP |
| Package / Case | 14-CDIP (0.300", 7.62mm) |
| Input Capacitance | 10 pF |
Overview
Description
Equivalent
1. 74HCT74 - A widely used dual D-type flip-flop from manufacturers like Texas Instruments, NXP, and ON Semiconductor.
2. SN74HCT74 - Texas Instruments' version of the dual D-type flip-flop.
3. MC74HCT74A - ON Semiconductor's equivalent.
4. TC74HCT74A - Toshiba’s version of the component.
Always verify the specifications from datasheets to ensure compatibility for your specific application.
Features
1. Dual Flip-Flops: Contains two identical, independent D-type flip-flops.
2. Preset and Clear: Each flip-flop has direct preset (PRE) and clear (CLR) inputs, allowing asynchronous set and reset functions.
3. High-Speed Operation: Designed for high-speed operation with low power consumption, typical of advanced CMOS technology.
4. Logic Level Compatibility: Compatible with standard TTL logic levels, making it versatile in mixed-signal applications.
5. Low Power Consumption: Benefits from CMOS technology, which provides low power dissipation.
6. Wide Supply Range: Operates over a wide range of supply voltages, enhancing flexibility in various applications.
7. Typical Applications: Used in digital systems for data storage, counters, shift registers, and control circuits.
8. Package Options: Available in various package types to suit different design requirements.
These features make the CD54HCT74F3A suitable for applications requiring reliable and efficient digital storage and switching.
Pinout
Key pin functions include:
- D (Data Input): The data input for the flip-flop.
- CP (Clock Input): Triggers data to be transferred from the data input to the output on the rising edge.
- SD\ (Set Input, active low): Sets the output Q to high when active.
- RD\ (Reset Input, active low): Resets the output Q to low when active.
- Q (Output): Reflects the current state of the flip-flop.
- Q\ (Complementary Output): Provides the inverse of the Q output.
This IC is widely used in digital circuits for data storage, data transfer synchronization, and shift registers.