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Product Overview
The SN74AHC14PW from Texas Instruments is a hex Schmitt-trigger inverter designed for 2-V to 5.5-V VCC operation. It contains six independent inverters with Schmitt-trigger inputs, providing hysteresis for noise immunity and slow input signal conditioning. The device is ideal for applications requiring clean output transitions from noisy or slowly changing inputs. Housed in a compact 14-TSSOP package, it offers a balance of performance and space savings.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
2 V to 5.5 V |
| Input Voltage (VI) |
0 V to 5.5 V |
| Output Voltage (VO) |
0 V to VCC |
| High-Level Output Current (IOH) |
-8 mA at VCC = 4.5 V |
| Low-Level Output Current (IOL) |
8 mA at VCC = 4.5 V |
| Propagation Delay (tpd) |
10.5 ns max at VCC = 4.5 V, CL = 50 pF |
| Input Hysteresis (VT+ - VT-) |
0.5 V typical at VCC = 4.5 V |
| Operating Temperature |
-40°C to +125°C |
| Package |
14-TSSOP |
Key Features
- Schmitt-trigger inputs for slow or noisy input signals
- Wide operating voltage range: 2 V to 5.5 V
- High noise immunity
- Low power consumption: 10 µA max ICC
- ±8 mA output drive at 4.5 V
- Latch-up performance exceeds 250 mA per JESD 17
- ESD protection exceeds JESD 22
- Packaged in 14-TSSOP for space-constrained designs
Target Applications
- 5G base station control logic: signal conditioning for sensor inputs
- Automotive dashboard: debouncing of switch inputs
- Industrial automation: noise filtering for encoder signals
- Consumer electronics: interface for push buttons and rotary encoders
- Medical devices: pulse shaping for sensor outputs
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74AHC14PW. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
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with full quality assurance and traceability.
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be authentic with strict quality control.
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RoHS Compliant: All electronic components comply with international
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
SN74AHC14PW 是德州儀器的一款六路施密特觸發反相器,工作電壓範圍為 2 V 至 5.5 V。它包含六個獨立的施密特觸發輸入反相器,提供滯回特性以增強抗噪聲能力,並可處理緩慢變化的輸入信號。該器件非常適合需要從噪聲或緩慢變化輸入中獲得乾淨輸出轉換的應用。採用緊湊的 14-TSSOP 封裝,在性能與空間節省之間取得平衡。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
2 V 至 5.5 V |
| 輸入電壓 (VI) |
0 V 至 5.5 V |
| 輸出電壓 (VO) |
0 V 至 VCC |
| 高電平輸出電流 (IOH) |
-8 mA (VCC = 4.5 V) |
| 低電平輸出電流 (IOL) |
8 mA (VCC = 4.5 V) |
| 傳播延遲 (tpd) |
10.5 ns 最大值 (VCC = 4.5 V, CL = 50 pF) |
| 輸入滯回 (VT+ - VT-) |
0.5 V 典型值 (VCC = 4.5 V) |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
14-TSSOP |
核心特性
- 施密特觸發輸入,適用於緩慢或噪聲輸入信號
- 寬工作電壓範圍:2 V 至 5.5 V
- 高抗噪聲能力
- 低功耗:最大 ICC 10 µA
- 在 4.5 V 時提供 ±8 mA 輸出驅動
- 閂鎖性能超過 250 mA,符合 JESD 17 標準
- ESD 保護超過 JESD 22 標準
- 採用 14-TSSOP 封裝,適合空間受限設計
典型應用場景
- 5G 基站控制邏輯:傳感器輸入信號調理
- 汽車儀表板:開關輸入去抖動
- 工業自動化:編碼器信號噪聲濾波
- 消費電子:按鈕和旋轉編碼器接口
- 醫療設備:傳感器輸出脈衝整形
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