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SN74AHC74PWR
+Lista de MateriaisIC FF D-TYPE DUAL 1BIT 14TSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #SN74AHC74PWR
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Pacote TSSOP-14
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | 74AHC |
| ProductStatus | Active |
| Function | Set(Preset) and Reset |
| Type | D-Type |
| OutputType | Complementary |
| NumberofElements | 2 |
| NumberofBitsperElement | 1 |
| ClockFrequency | 115 MHz |
| MaxPropagationDelay@VMaxCL | 9.3ns @ 5V, 50pF |
| TriggerType | Positive Edge |
| Current-OutputHighLow | 8mA, 8mA |
| Voltage-Supply | 2V ~ 5.5V |
| Current-Quiescent(Iq) | 2 µA |
| InputCapacitance | 2 pF |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 14-TSSOP |
Visão Geral
Description
Key features include a wide operating voltage range from 2V to 5.5V, making it versatile for different power supply levels. It also offers high noise immunity and reduced power consumption compared to traditional CMOS flip-flops. The SN74AHC74PWR is packaged in a TSSOP-14 format, making it suitable for compact designs.
This flip-flop is widely used in digital systems for tasks such as data buffering, frequency division, and storage. Its edge-triggered design ensures that the output only changes state at a specific clock transition, enhancing its reliability and performance in synchronous applications.
Equivalent
Features
1. Voltage Range: Operates on a wide voltage range from 2.0V to 5.5V, making it suitable for various applications.
2. High-Speed Operation: It is part of the AHC series, which is designed for high-speed operations.
3. Low Power Consumption: Offers low power consumption due to the CMOS technology.
4. Noise Immunity: Provides good noise immunity, crucial for reliable performance in noisy environments.
5. Edge Triggered: Data is transferred to the outputs on the rising edge of the clock pulse.
6. Pin Configuration: Available in a 14-pin TSSOP package, providing compact design options.
7. Output Drive: Capable of driving up to 8 LSTTL loads.
8. Propagation Delay: Typical propagation delay is about 6.5 ns at 5V.
These specifications make it suitable for a range of digital applications, including data storage, data transfer, and frequency division.
Pinout
This IC is housed in a 14-pin TSSOP (Thin Shrink Small Outline Package) package. Here is a concise description of its pin functions:
1. Pins 1 & 13: Preset inputs for flip-flops 1 and 2, respectively (PRE1, PRE2).
2. Pins 2 & 12: Clock inputs for flip-flops 1 and 2, respectively (CLK1, CLK2).
3. Pins 3 & 11: Data inputs for flip-flops 1 and 2, respectively (D1, D2).
4. Pins 4 & 10: Clear inputs for flip-flops 1 and 2, respectively (CLR1, CLR2).
5. Pins 5 & 9: Complementary outputs Q̅ for flip-flops 1 and 2, respectively (Q̅1, Q̅2).
6. Pins 6 & 8: Regular outputs Q for flip-flops 1 and 2, respectively (Q1, Q2).
7. Pin 7: Ground (GND).
8. Pin 14: Positive supply voltage (VCC).
This flip-flop is used in various applications that require data storage or transfer, such as in registers, counters, and memory devices.
Manufacturer
Application
1. Data Storage and Transfer: Used in digital circuits for temporary data storage and data transfer.
2. Counters and Registers: Ideal for constructing binary counters, shift registers, and sequence generators.
3. Frequency Division and Timing: Employed in frequency division tasks and generating precise timing sequences.
4. State Machines: Used in designing state machines for various control applications.
5. Signal Synchronization: Helps in synchronizing asynchronous signals to a clock.
6. Debouncing Switches: Employed in debouncing mechanical switches in digital circuits.
These versatile flip-flops find use in consumer electronics, communication systems, and industrial automation.