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74HC595PW
+NomenclatureCounter Shift Registers 8-BIT SHIFT REG W/OUTPUT LATCH
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FabricantLe nexperia
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Pièce fabricant #74HC595PW
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En stock8498
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Spécifications
| Attribut | Valeur |
| StandardPackQty | 96 |
Présentation
Description
Key features include:
- Serial Data Input (DS): Allows data to be input serially.
- Shift Register Clock (SHCP): Moves data through the register on the rising edge of the clock.
- Storage Register Clock (STCP): Transfers data from the shift register to the storage register.
- Output Enable (OE): Activates or deactivates the output pins.
- Serial Data Output (Q7’): Facilitates cascading multiple ICs for additional outputs.
The 74HC595PW operates with a supply voltage range of 2V to 6V. It is often used to drive LEDs, manage data buses, and in applications requiring expanded I/O capabilities due to its simplicity and minimal pin usage. Its compact TSSOP package makes it suitable for space-constrained designs.
Equivalent
Features
1. Supply Voltage Range: Operates from 2V to 6V, providing flexibility in various applications.
2. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered devices.
3. Shift and Storage Register: Integrates an 8-bit storage register and a shift register, allowing for data to be shifted serially and output parallelly.
4. 3-State Outputs: The outputs can be put into a high-impedance state, enabling connection to a common bus.
5. High Speed: Capable of operating at high speeds due to advanced CMOS technology, improving response time.
6. Latch Enable: Contains a latch enable pin for controlling the storage register, ensuring data is captured accurately.
7. Wide Temperature Range: Suitable for a range of environments, typically from -40°C to +125°C.
8. Compact Package: Available in a TSSOP16 package, optimizing space for PCB layouts.
These features make the 74HC595PW versatile for applications in digital electronics requiring efficient data handling and control.
Pinout
1. Q1 to Q7 (Pins 1-7): Parallel output pins for the first 7 bits.
2. GND (Pin 8): Ground pin.
3. Q7' (Pin 9): Serial output for cascading multiple 74HC595 devices.
4. MR (Pin 10): Master Reset, active low, used to clear the shift register.
5. SH_CP (Pin 11): Shift register clock input; data is shifted on the rising edge.
6. ST_CP (Pin 12): Storage register clock input; data is transferred to the output on the rising edge.
7. OE (Pin 13): Output Enable, active low, used to enable or disable the outputs.
8. DS (Pin 14): Serial data input.
9. VCC (Pin 16): Supply voltage pin.
The 74HC595PW allows for interfacing with microcontrollers to expand GPIO capability, widely used in applications like LED displays and other digital outputs.
Manufacturer
Application
1. LED Displays: To control multiple LEDs with limited microcontroller pins by expanding output capability.
2. Data Storage: Temporary data storage and transfer in microcontroller projects.
3. Signal Control: Managing and sequencing signals in digital circuits.
4. Industrial Automation: Expanding I/O ports in PLC systems.
5. Consumer Electronics: Used in devices requiring multiple output controls like TVs and home appliances.
6. Prototyping: In hobbyist and educational projects to demonstrate shift register applications.
These capabilities make it versatile for a wide range of digital circuit applications.