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74HC595D

8-bit shift register with latch, 3-state output, cascadable, SOIC-16, NXP 74HC595

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制造商零件：

74HC595D

包装：

SOIC-16 (9.9 x 3.9 x 1.5mm)

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说明

产品概览

The NXP 74HC595D is an 8-bit serial-in/parallel-out shift register with output latches and 3-state outputs in SOIC-16 package. Operating from 2.0V to 6.0V, it is widely used for expanding output ports on microcontrollers, driving LED arrays, and general-purpose serial-to-parallel data conversion.

主要规格

Logic Type 8-Bit Shift Register with Output Latch
Number of Bits 8
VCC Range 2.0V to 6.0V
Max Shift Frequency 54MHz at 6V
Output Drive ±7.8mA at 5V
输出类型 3 州
包装 SOIC-16 (D)
工作温度 -40°C to +125°C

特点

  • 8-bit serial-in/parallel-out shift register
  • Separate output latch and 3-state control
  • Cascadable via serial output (Q7S)
  • 54MHz shift frequency at 6V
  • Asynchronous reset (MR)
  • SOIC-16 surface-mount package

应用

  • LED matrix and display driving
  • MCU output port expansion
  • SPI-to-parallel data conversion
  • Seven-segment display multiplexing
  • Cascaded shift register chains

The NXP 74HC595D is an 8-bit serial-in/parallel-out shift register with output latches and 3-state outputs in SOIC-16 package. It is one of the most popular logic ICs for expanding MCU output capabilities, driving LED arrays, and implementing serial-to-parallel data conversion. Multiple devices can be cascaded using the serial output (Q7S) to create arbitrary-length shift register chains.

The 74HC595D has two 8-bit registers: a shift register and an output latch. Data is shifted into the shift register on each rising edge of the shift clock (SHCP). When the storage clock (STCP) rises, the shift register contents are transferred to the output latch. The 3-state output enable (OE) controls whether the latch outputs are active or high-impedance. The master reset (MR) asynchronously clears the shift register. The serial output (Q7S) provides the last bit of the shift register for cascading. This two-stage architecture allows new data to be shifted in while the outputs remain stable.

针脚 名称 类型 功能
1 Q1 输出 Parallel output bit 1
2 Q2 输出 Parallel output bit 2
3 Q3 输出 Parallel output bit 3
4 Q4 输出 Parallel output bit 4
5 Q5 输出 Parallel output bit 5
6 Q6 输出 Parallel output bit 6
7 Q7 输出 Parallel output bit 7
8 接地 电源 地面
9 Q7S 输出 Serial output for cascading
10 MR 输入 Master reset (active low)
11 SHCP 输入 Shift register clock
12 STCP 输入 Storage register clock (latch)
13 OE 输入 Output enable (active low)
14 DS 输入 串行数据输入
15 Q0 输出 Parallel output bit 0
16 VCC 电源 Positive supply (2-6V)
  • LED matrix column/row driver via SPI
  • MCU GPIO expansion for relay/solenoid arrays
  • Seven-segment display digit multiplexing
  • Cascaded shift register chains for large LED installations
  • Serial-to-parallel address decoding
制造商 部件编号 包装 说明
TI SN74HC595DR SOIC-16 Equivalent
onsemi MC74HC595DR2G SOIC-16 Equivalent
恩智浦 74HC595PW TSSOP-16 Smaller package
恩智浦 74HC595D-Q100 SOIC-16 Automotive qualified
恩智浦 74HCT595D SOIC-16 TTL-compatible inputs
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质量保证

Quality is the core foundation of our long-term global cooperation. With over 20 years of experience in the electronic component industry, Materialparts has built a strict and standardized quality management system covering component sourcing, incoming inspection, full-batch testing, packaging and delivery. We are committed to delivering 100% genuine, high-reliability electronic components for industrial control, automotive electronics, consumer electronics and medical device industries, and fully safeguarding your production and R&D projects.

1. Authorized & Genuine Sourcing Promise

All of our electronic components are procured from official authorized distributors and original manufacturers. We strictly reject counterfeits, refurbished parts, disassembled components and gray-market goods. Every product is guaranteed to be brand-new original parts and fully consistent with the original technical parameters. For branded products such as NXP IC series, we maintain complete supply channel documents to realize full product traceability.

2. Strict Full-batch Quality Inspection

We implement 100% full-batch quality control for all goods before shipment. Our professional QC team conducts multi-dimensional tests including appearance inspection, electrical parameter testing, performance verification and packaging check. Each batch of components is attached with complete inspection reports and batch records. We stick to zero-tolerance standards for defective products to ensure every piece of component meets industrial application requirements.

3. Industry Standard Compliance

Our products comply with a variety of international industry quality standards to adapt to high-standard application scenarios:
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4. Professional Reliability Control

For static-sensitive, moisture-sensitive and precision components such as ICs, PCBs, sensors and connectors, we carry out reliability screening in advance. Combined with standardized ESD anti-static packaging and vacuum moisture-proof packaging, we avoid component damage caused by static electricity, dampness or collision during storage and transportation, and retain the original performance of products.

5. Traceability Management System

We establish a complete product traceability system. Each batch of goods corresponds to independent batch number, sourcing record, inspection record and delivery record. Customers can query the whole lifecycle information of components at any time. This system effectively solves quality risks and facilitates after-sales handling and production quality control for your company.

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If any product is confirmed to have non-conformity quality problems due to our reasons after receipt, we provide free return, exchange and supplementary delivery services. Our professional quality team will also conduct root cause analysis to optimize our quality control process. We respond to quality feedback within 24 hours to resolve your worries efficiently.

联系我们

If you have inquiries about our quality standards, inspection procedures or product certification documents, please feel free to contact us:

 

Email: info@materialparts.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China

 

发货与付款

Materialparts is a professional global supplier of electronic components with over 20 years of industry experience. We provide one-stop supply of passive components, integrated circuits, as well as parts for industrial control, automotive electronics, consumer electronics and medical devices. Below are the unified shipping and payment policies applicable to all orders, samples and bulk purchases worldwide.

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    US Dollar (USD) is the default settlement currency. RMB is available for domestic customers.

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    We support flexible minimum order quantities for samples, small-batch and large-batch orders. All sample orders shall comply with the above shipping and payment policies.

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    All electronic components are packed with professional anti-static and shockproof materials. Original factory packaging is available for branded chips and integrated circuits.

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5. Local Pickup in Shenzhen

Local pickup service is available for customers in Shenzhen and surrounding areas:
  • Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong Province, China
  • Business Hours: 09:00 – 18:00, Monday to Friday. Closed on weekends and official public holidays.
  • Notice: Please make an appointment via email or communication tools one day in advance, and present your order information upon pickup.

Contact Information

Email: info@materialparts.com

Tel / WhatsApp: +86 13760382860

服务与包装

Materialparts is a professional electronic component supplier based in Shenzhen, China, with over 20 years of global trading experience. We integrate component procurement, quality inspection, technical support, customized packaging, and global delivery services to provide one-stop supply chain solutions. Our business covers industrial control, automotive electronics, consumer electronics, medical devices and other industries. We always adhere to genuine sources, stable supply and considerate after-sales service.

Core Services

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2. Genuine Product Guarantee & Full-process Quality Inspection

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3. Fast Quotation & Order Processing

Our customer service team responds promptly to inquiries and quotation requests. All in-stock orders will be processed within one working day. We provide stocking reservation services for long-term cooperative customers, effectively solving problems such as component shortages and unstable supply chains.

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Our senior engineer team provides free technical consultation, model selection guidance and original manufacturer datasheets. We assist customers in solving problems related to product R&D, circuit design and component application, providing reliable technical support for project progress.

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6. Global Logistics & Document Services

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Professional Packaging Standards

Electronic components are sensitive to static electricity, collision, moisture and dust. We adopt industry-standard anti-static packaging solutions to fully ensure the integrity of goods during transportation and storage.

1. General Packaging Specifications

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  • Connector / Aviation Connector Packaging: Hard outer packaging is adopted to prevent pin bending and structural deformation.

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We provide value-added services including personalized packaging, custom labeling and re-reeling according to customer requirements, fully matching your production and warehouse management standards.

Contact Information

For service consultation or packaging customization, please feel free to contact us:
Email: info@materialparts.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China
 

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