74VHC595FT

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74VHC595FT

IC SR TRI-STATE 8BIT 16-TSSOP

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Spécifications

Series TC74VHC
Part Status Active
Logic Type Shift Register
Output Type Tri-State
Number of Elements 1
Number of Bits per Element 8
Function Serial to Parallel, Serial
Voltage - Supply 2V ~ 5.5V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package 16-TSSOP
Base Product Number 74VHC595

Vue d'ensemble

Description

The 74VHC595FT is an 8-bit serial-in, parallel-out shift register with a storage register and an output latch. It operates at high speeds and is designed for use in digital circuits requiring high-speed data handling. The device features a serial data input (DS), clock input (SH_CP), and a latch input (ST_CP) to control the shifting and output functions.
Key features include a wide operating voltage range (2V to 5.5V), low power consumption, and compatibility with both TTL and CMOS logic levels. The 74VHC595FT enables efficient data transfer in applications such as LED displays, microcontroller interfacing, and digital signal processing.
It also includes a cascade feature that allows multiple shift registers to be connected together for expanded data handling capabilities. The device is available in various package types, including TSSOP, making it suitable for compact designs. Overall, the 74VHC595FT is a versatile component ideal for applications requiring reliable and efficient serial-to-parallel data conversion.

Features

The 74VHC595FT is a high-speed CMOS 8-bit shift register with output latches designed for use in various digital applications. Key features include:
1. 8-Bit Storage: It can store 8 bits of data.
2. Serial Input/Output: Supports serial data input (DS) and parallel output.
3. Clocked Operation: Data is shifted on the rising edge of the clock (SHCP).
4. Latching Outputs: A separate output latch (RCLK) allows for the data to be latched and retained until needed.
5. Low Power Consumption: Operates with low power, making it suitable for battery-operated devices.
6. Wide Voltage Range: Compatible with a supply voltage range of 2V to 6V.
7. High-Speed Performance: Capable of operating at high speeds, up to 75 MHz at 5V.
8. Output Drive Capability: Can drive up to 35 mA per output.
9. TTL Compatibility: Compatible with TTL levels, making it easy to integrate with other logic families.
These features make the 74VHC595FT ideal for applications like LED control, data buffering, and serial-to-parallel conversions.

Package

The 74VHC595FT is packaged in a TSSOP (Thin Shrink Small Outline Package) with 16 pins. This package type is compact, suitable for high-density applications, and provides efficient thermal performance.

Pinout

The 74VHC595FT is a serial-in, parallel-out shift register with a total of 16 pins. Here’s a concise pinout and function description:
1. VCC (Pin 1): Power supply.
2. GND (Pin 8): Ground connection.
3. DS (Pin 2): Serial Data Input.
4. SH_CP (Pin 11): Shift Register Clock Input.
5. ST_CP (Pin 12): Storage Register Clock Input.
6. MR (Pin 10): Master Reset (active-low).
7. SR (Pin 13): Serial Output (to cascade multiple devices).
8. Q0-Q7 (Pins 3-9): Parallel Outputs (Q0 to Q7).
The device operates by shifting in data on the rising edge of the SH_CP clock and latching this data on the rising edge of the ST_CP clock. It allows for cascading multiple shift registers for expanded outputs, making it useful in applications like LED displays and data transmission.

Manufacturer

The manufacturer of the 74VHC595FT is Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of analog and digital electronic components. Founded in 1930, TI is well-known for its innovation in integrated circuits, microcontrollers, and processing solutions, serving various markets including automotive, industrial, communications, and consumer electronics. The 74VHC595FT is a high-speed CMOS shift register, commonly used in various electronic applications for data storage and transfer. TI emphasizes reliability, quality, and efficiency in its product offerings, making it a key player in the semiconductor industry.

Application

The 74VHC595FT is an 8-bit shift register with output latches, commonly used in digital circuits for data storage and transfer. Application areas include LED displays, serial-to-parallel data conversion, control systems, and robotics. It is also utilized in microcontroller interfacing, where it expands output capabilities while minimizing pin usage. Additionally, it finds use in communication systems and timing applications due to its ability to manage multiple output lines efficiently.

Equivalent

The equivalent products to the 74VHC595FT chip include the 74HC595, 74HCT595, and 74VHC595A. These chips serve similar functions as 8-bit shift registers with output latches, suitable for interfacing with microcontrollers. Always check specifications for voltage levels and logic compatibility before substitution.

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