SN74AHC595PWR

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SN74AHC595PWR

+BOM

IC 8BIT SHFT REG TRI-ST 16-TSSOP

365 日間品質保証

7*24 日間の品質保証

90-時間単位のサービス保証

1日間のアフターサービス保証

仕様

属性
Package Tape & Reel (TR),Cut Tape (CT)
Series 74AHC
ProductStatus Active
LogicType Shift Register
OutputType Tri-State
NumberofElements 1
NumberofBitsperElement 8
Function Serial to Parallel, Serial
Voltage-Supply 2V ~ 5.5V
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 16-TSSOP (0.173, 4.40mm Width)

概要

Description

The SN74AHC595PWR is an 8-bit serial-in, parallel-out shift register with a storage register and 3-state outputs, produced by Texas Instruments. It is part of the AHC family, which operates at a supply voltage range of 2V to 5.5V, making it suitable for a variety of digital applications. The device features a serial input (SER), a clock input (SRCLK), a storage register clock input (RCLK), and a clear input (SRCLR) for flexibility in data handling and control.
Primarily, it is used in applications where GPIO expansion is needed, such as LED displays or other peripheral driving tasks. It shifts data on the rising edge of the SRCLK and transfers data to the storage register on the RCLK rising edge. The 3-state outputs (Q0-Q7) enable connection to a common bus line without interference. Additionally, the device is packaged in a TSSOP-16 layout, providing a compact form factor for space-constrained applications. SN74AHC595PWR is known for its low power consumption and high-speed operation, aligning with modern digital design requirements.

Equivalent

The SN74AHC595PWR is an 8-bit shift register with output latches. Equivalent products include:
1. 74HC595 A direct equivalent with similar functionality.
2. CD74HC595M96: A variant from Texas Instruments with similar features.
3. MC74HC595ADTR2GA shift register from ON Semiconductor.
4. HEF495C: A Philips/NXP variant with similar functionality.
These alternatives generally offer similar pin configurations and electrical characteristics but may vary slightly in specific features or performance. Always check datasheets for compatibility.

Features

The SN74AHC595PWR is an 8-bit shift register with output latches, featuring serial input and serial/parallel output capabilities. It is designed for use in a wide range of digital applications. Key features include:
1. Supply Voltage Range: Operates from 2 V to 5.5 V.
2. High-Speed Operation: Capable of driving outputs up to 25 MHz at 5 V, making it suitable for high-speed applications.
3. Low Power Consumption: Features low power dissipation with a typical quiescent current of 20 μA.
4. High Output Drive: Provides ±8 mA output drive at 5 V, which is suitable for driving LEDs and other peripherals.
5. Latch Enable: Includes a storage register with latch enable to store data.
6. 3-State Outputs: Features tri-state outputs for flexibility in bus-oriented applications.
7. ESD Protection: Offers electrostatic discharge protection exceeding 2000 V per JESD 22 standard.
8. Compact Package: Available in a TSSOP-16 package, which is compact and space-saving for PCB layouts.
These features make the SN74AHC595PWR an effective choice for expanding I/O ports in microcontroller systems, LED displays, and other digital signal applications.

Pinout

The SN74AHC595PWR is a 16-pin IC that functions as an 8-bit shift register with a storage register and 3-state outputs. It is commonly used for applications requiring serial-to-parallel data conversion. The key pin functions are as follows:
1. Q0-Q7 (Pins 15, 1-7): Parallel output pins.
2. SER (Pin 14): Serial data input.
3. SRCLK (Pin 11): Shift register clock input; data shifts on rising edge.
4. RCLK (Pin 12): Register clock input; data is latched on rising edge.
5. OE (Pin 13): Output enable; active low, controlling the output buffer.
6. SRCLR (Pin 10): Shift register clear input; active low.
7. VCC (Pin 16): Supply voltage.
8. GND (Pin 8): Ground.
The SN74AHC595PWR is used to expand the number of output pins available in microcontroller projects, allowing for control of multiple LEDs, displays, or other devices with fewer microcontroller pins.

Manufacturer

The SN74AHC595PWR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic devices and systems. TI is known for its innovations in analog and embedded processing products, which play a crucial role in modern electronics across industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is headquartered in Dallas, Texas, and has a significant global presence, with manufacturing, design, and sales operations around the world.

Application

The SN74AHC595PWR is an 8-bit shift register with a storage register and 3-state outputs, commonly used in applications requiring serial-to-parallel data conversion. It is ideal for expanding microcontroller I/O capability in systems such as LED displays, where multiple LEDs need to be controlled without using a large number of pins. It is also used in digital circuits for signal processing, data logging, and in communication systems for signal routing. The device is suitable for any application needing efficient data management and control, such as automotive electronics, consumer electronics, and industrial automation.

Package

The SN74AHC595PWR is an 8-bit serial-in, parallel-out shift register with a latch and an output register. It is housed in a TSSOP (Thin Shrink Small Outline Package) with 16 pins, which is denoted by the "PWR" suffix in the part number.

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