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Product Overview
The SN74AHC14QPWRG4Q1 from Texas Instruments is a high-performance automotive-grade hex inverter with Schmitt-trigger inputs. Housed in a compact 14-TSSOP package, this device is designed for noise-immune signal conditioning and logic inversion in harsh environments. It operates over a wide supply voltage range of 2V to 5.5V, making it suitable for both 3.3V and 5V systems. The Schmitt-trigger action ensures clean output transitions even with slow or noisy input signals, providing hysteresis for improved noise margin.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
2V to 5.5V |
| Input Voltage (VI) |
0V to 5.5V |
| Output Voltage (VO) |
0V to VCC |
| High-Level Output Current (IOH) |
-8mA at VCC=4.5V |
| Low-Level Output Current (IOL) |
8mA at VCC=4.5V |
| Propagation Delay (tpd) |
8.5ns typical at VCC=5V, CL=50pF |
| Input Hysteresis (VT+ - VT-) |
0.5V typical at VCC=5V |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
14-TSSOP |
Key Features
- Automotive Grade: AEC-Q100 qualified for reliability in automotive applications
- Schmitt-Trigger Inputs: Provide hysteresis for noise immunity and slow input transitions
- Wide Supply Range: 2V to 5.5V for compatibility with various logic levels
- High Drive Capability: ±8mA output drive at 4.5V
- Low Power Consumption: Typical ICC of 1µA
- ESD Protection: Exceeds 2000V HBM per JESD22-A114
- RoHS Compliant: Lead-free and green package
Target Applications
- Automotive Body Electronics: Dashboard control units, infotainment systems, and lighting modules
- Industrial Automation: PLCs, sensor interfaces, and motor control
- 5G Base Stations: Signal conditioning for control and monitoring circuits
- Consumer Electronics: Smart home devices, wearables, and IoT gateways
- Medical Devices: Patient monitoring systems and diagnostic equipment
Global Supply Chain & Wholesale Solutions
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SN74AHC14QPWRG4Q1. Our core advantages include:
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Quality Assurance & Compliance
Jasin Chip guarantees that all delivered products are 100% original factory stock
with full quality assurance and traceability.
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100% Original & Authentic: All components are guaranteed to
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
SN74AHC14QPWRG4Q1 是德州儀器 (TI) 生產的高性能汽車級六路施密特觸發反相器,採用緊湊的 14-TSSOP 封裝。該器件專為惡劣環境下的抗噪聲信號調理和邏輯反相而設計,可在 2V 至 5.5V 的寬電源電壓範圍內工作,適用於 3.3V 和 5V 系統。施密特觸發動作確保即使在輸入信號緩慢或帶噪聲時也能實現乾淨的輸出轉換,通過滯後特性提高噪聲容限。
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 |
| 輸出電壓 (VO) |
0V 至 VCC |
| 高電平輸出電流 (IOH) |
-8mA (VCC=4.5V) |
| 低電平輸出電流 (IOL) |
8mA (VCC=4.5V) |
| 傳播延遲 (tpd) |
典型值 8.5ns (VCC=5V, CL=50pF) |
| 輸入滯後 (VT+ - VT-) |
典型值 0.5V (VCC=5V) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
14-TSSOP |
核心特性
- 汽車級:通過 AEC-Q100 認證,適用於汽車應用
- 施密特觸發輸入:提供滯後特性,增強噪聲抗擾度,支持緩慢輸入
- 寬電源範圍:2V 至 5.5V,兼容多種邏輯電平
- 高驅動能力:±8mA 輸出驅動 (4.5V)
- 低功耗:典型 ICC 為 1µA
- ESD 保護:超過 2000V HBM (JESD22-A114)
- RoHS 合規:無鉛綠色封裝
典型應用場景
- 汽車車身電子:儀表盤控制單元、信息娛樂系統、照明模塊
- 工業自動化:PLC、傳感器接口、電機控制
- 5G 基站:控制與監控電路的信號調理
- 消費電子:智能家居設備、可穿戴設備、物聯網網關
- 醫療設備:病人監護系統、診斷設備
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