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SN74HC165PWR TI Shift Register | 16-TSSOP | 8-bit, Parallel-to-Serial
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Product Overview
The SN74HC165PWR from Texas Instruments is an 8-bit parallel-load shift register that operates with a wide supply voltage range of 2V to 6V. It features parallel inputs and a serial output, making it ideal for expanding digital inputs in microcontroller-based systems. The device is housed in a compact 16-TSSOP package, suitable for space-constrained applications.
Detailed Technical Specifications
| Parameter | Value |
|---|---|
| Supply Voltage (VCC) | 2V to 6V |
| Input Voltage (VI) | 0V to VCC |
| Output Voltage (VO) | 0V to VCC |
| High-Level Input Voltage (VIH) | 3.15V (min) at VCC=4.5V |
| Low-Level Input Voltage (VIL) | 1.35V (max) at VCC=4.5V |
| High-Level Output Current (IOH) | -5.2mA at VCC=4.5V |
| Low-Level Output Current (IOL) | 5.2mA at VCC=4.5V |
| Propagation Delay (tpd) | 13ns (typ) at VCC=5V, CL=50pF |
| Operating Temperature | -40°C to +85°C |
| Package | 16-TSSOP |
Key Features
- 8-bit parallel-to-serial shift register
- Wide operating voltage range: 2V to 6V
- Asynchronous clear function
- Shift and parallel load enable controls
- Low power consumption: 80µA max ICC
- High noise immunity: typical 30% of VCC
- Compatible with TTL levels
- RoHS compliant
Target Applications
- 5G base station control boards: for expanding digital inputs from sensors and switches
- Automotive dashboard displays: reading multiple button inputs with minimal GPIO
- Industrial PLCs: parallel-to-serial conversion for remote I/O modules
- Consumer electronics: remote controls, gaming peripherals
- Medical devices: patient monitoring systems with multiple input channels
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for SN74HC165PWR. Our core advantages include:
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- Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
- BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.
Quality Assurance & Compliance
Jasin Chip guarantees that all delivered products are 100% original factory stock with full quality assurance and traceability.
- 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
- RoHS Compliant: All electronic components comply with international environmental and safety standards.
- Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.
產品概述
SN74HC165PWR 是德州儀器（TI）生產的8位並行加載移位寄存器，工作電壓範圍為2V至6V。它具有並行輸入和串行輸出，非常適合在微控制器系統中擴展數字輸入。該器件採用緊湊的16-TSSOP封裝，適用於空間受限的應用。
詳細技術參數
| 參數 | 數值 |
|---|---|
| 電源電壓 (VCC) | 2V 至 6V |
| 輸入電壓 (VI) | 0V 至 VCC |
| 輸出電壓 (VO) | 0V 至 VCC |
| 高電平輸入電壓 (VIH) | 最小值 3.15V (VCC=4.5V) |
| 低電平輸入電壓 (VIL) | 最大值 1.35V (VCC=4.5V) |
| 高電平輸出電流 (IOH) | -5.2mA (VCC=4.5V) |
| 低電平輸出電流 (IOL) | 5.2mA (VCC=4.5V) |
| 傳播延遲 (tpd) | 典型值 13ns (VCC=5V, CL=50pF) |
| 工作溫度 | -40°C 至 +85°C |
| 封裝 | 16-TSSOP |
核心特性
- 8位並行轉串行移位寄存器
- 寬工作電壓範圍：2V 至 6V
- 異步清零功能
- 移位和並行加載使能控制
- 低功耗：最大 ICC 80µA
- 高抗噪能力：典型值為 VCC 的 30%
- 兼容 TTL 電平
- 符合 RoHS 標準
典型應用場景
- 5G基站控制板：擴展來自傳感器和開關的數字輸入
- 汽車儀表盤顯示：用最少GPIO讀取多個按鈕輸入
- 工業PLC：用於遠程I/O模塊的並行轉串行轉換
- 消費電子：遙控器、遊戲外設
- 醫療設備：多輸入通道的病人監護系統
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