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74HC74BQ
Flip Flops
- Manufacturer
- Mfr. Part #74HC74BQ
- Package
- Datasheet
- In Stock23274
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Specifications
Overview
Description
The 74HC74BQ features two independent D flip-flops, each with an active-high clock input, a data input (D), a set input (S), a reset input (R), and complementary outputs (Q and Q̅). It captures the value at the D input on the rising edge of the clock signal and holds it until the next clock edge, while the set and reset inputs allow for overriding functionality.
With a typical propagation delay of around 15 ns (at 5V), it is ideal for high-speed operations in digital systems. The 74HC74BQ is widely used in applications requiring reliable data storage and timing operations.
Features
1. Dual Functionality: Contains two independent D flip-flops with separate inputs and outputs.
2. Edge Triggered: The flip-flops are triggered on the rising edge of the clock signal, making them suitable for synchronous operations.
3. Asynchronous Set/Reset: Includes asynchronous set (S) and reset (R) inputs for both flip-flops, allowing immediate state changes regardless of the clock.
4. High Speed: Operates at high speeds due to the high-speed CMOS technology, capable of functioning at frequencies up to 100 MHz.
5. Wide Voltage Range: Compatible with a supply voltage range of 2V to 6V, making it versatile for various applications.
6. Low Power Consumption: Consumes low power, suitable for battery-operated devices.
7. Industrial Temperature Range: Designed to operate over a wide temperature range, enhancing reliability in various environments.
8. Standard Logic: Fully compatible with standard TTL logic levels.
These features make the 74HC74BQ ideal for digital storage elements and shift registers in electronic circuits.
Package
Pinout
1. Q1 - Output of the first flip-flop
2. Q1' - Inverted output of the first flip-flop
3. D1 - Data input for the first flip-flop
4. CLK1 - Clock input for the first flip-flop
5. CLR1 - Clear input for the first flip-flop (active low)
6. PRE1 - Preset input for the first flip-flop (active low)
7. GND - Ground
8. VCC - Power supply (typically +2V to +6V)
9. CLR2 - Clear input for the second flip-flop (active low)
10. PRE2 - Preset input for the second flip-flop (active low)
11. CLK2 - Clock input for the second flip-flop
12. D2 - Data input for the second flip-flop
13. Q2 - Output of the second flip-flop
14. Q2' - Inverted output of the second flip-flop
The 74HC74BQ is commonly used in digital circuits for data storage and synchronization.
Manufacturer
Application
Equivalent
1. SN74HC74 (Texas Instruments)
2. MC74HC74 (ON Semiconductor)
3. CD74HC74 (Texas Instruments)
4. 74HCT74 (if HCT logic levels are acceptable)
These devices have similar functionality and specifications, but always check specific datasheets for compatibility.
Shipping
Shipping MethodsWe
offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.
Shipping Fee Reference (DHL/FedEx):
DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.
FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.
UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.
TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.
EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.
Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.
Payments
Payment Methods
The Payment term is 100% Prepaid.
Currently, we only accept the below payment methods:
1. PayPal
2. Credit/ Debit Card
3. Wire Transfer
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