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Product Overview
The SN74AHC14PWR from Texas Instruments is a hex inverter with Schmitt-trigger inputs, designed for general-purpose logic applications. It features six independent inverters with hysteresis, providing noise immunity and clean output transitions. Housed in a 14-TSSOP package, this device operates over a wide supply voltage range of 2V to 5.5V, making it suitable for battery-powered and industrial systems. The Schmitt-trigger action allows slow or noisy input signals to be converted into clean digital outputs, ideal for interfacing with sensors or signal conditioning.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
2V to 5.5V |
| Input Voltage (VI) |
0V to 5.5V |
| High-Level Input Voltage (VIH) |
0.7 × VCC (min) |
| Low-Level Input Voltage (VIL) |
0.3 × VCC (max) |
| High-Level Output Current (IOH) |
-8 mA (at VCC = 5V) |
| Low-Level Output Current (IOL) |
8 mA (at VCC = 5V) |
| Propagation Delay (tpd) |
10.5 ns (typ at 5V, 50pF) |
| Operating Temperature |
-40°C to +125°C |
| Package |
14-TSSOP |
Key Features
- Schmitt-trigger inputs for noise immunity and slow signal conditioning
- Wide supply voltage range: 2V to 5.5V
- High output drive: ±8 mA at 5V
- Low power consumption: ICC max 10 µA
- ESD protection exceeds 2000V (HBM)
- Latch-up performance exceeds 250 mA per JESD 78
- Green product: RoHS compliant, no Sb/Br
Target Applications
- Signal conditioning for sensor interfaces in 5G base stations (e.g., temperature/humidity sensors)
- Debouncing switches and buttons in automotive dashboard control units
- Oscillator circuits for clock generation in industrial PLCs
- Level shifting for mixed-voltage systems in IoT gateways
- Noise filtering in motor control encoders for robotics
Global Supply Chain & Wholesale Solutions
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SN74AHC14PWR. Our core advantages include:
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with full quality assurance and traceability.
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be authentic with strict quality control.
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environmental and safety standards.
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Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
SN74AHC14PWR 是德州儀器 (TI) 生產的六路施密特觸發反相器,適用於通用邏輯應用。它包含六個獨立的反相器,具有滯回特性,提供噪聲抑制和乾淨的輸出轉換。採用 14-TSSOP 封裝,工作電源電壓範圍為 2V 至 5.5V,適合電池供電和工業系統。施密特觸發功能可將緩慢或噪聲輸入信號轉換為乾淨的數字輸出,非常適合傳感器接口或信號調理。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
2V 至 5.5V |
| 輸入電壓 (VI) |
0V 至 5.5V |
| 高電平輸入電壓 (VIH) |
0.7 × VCC (最小值) |
| 低電平輸入電壓 (VIL) |
0.3 × VCC (最大值) |
| 高電平輸出電流 (IOH) |
-8 mA (VCC = 5V 時) |
| 低電平輸出電流 (IOL) |
8 mA (VCC = 5V 時) |
| 傳播延遲 (tpd) |
10.5 ns (典型值,5V,50pF) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
14-TSSOP |
核心特性
- 施密特觸發輸入,具有噪聲抑制和慢信號調理能力
- 寬電源電壓範圍:2V 至 5.5V
- 高輸出驅動能力:±8 mA (5V)
- 低功耗:ICC 最大 10 µA
- ESD 保護超過 2000V (HBM)
- 閂鎖性能超過 250 mA (符合 JESD 78 標準)
- 綠色產品:符合 RoHS,無銻/溴
典型應用場景
- 5G 基站中傳感器接口的信號調理(例如溫度/濕度傳感器)
- 汽車儀表盤控制單元中的按鍵去抖動
- 工業 PLC 中時鐘生成的振盪器電路
- 物聯網網關中混合電壓系統的電平轉換
- 機器人運動控制編碼器的噪聲濾波
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