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Product Overview
The SN74LS122D is a retriggerable monostable multivibrator from Texas Instruments, designed for pulse generation and timing applications. It features a wide supply voltage range of 4.75V to 5.25V, typical propagation delay of 28ns, and output pulse width controlled by external resistors and capacitors. Housed in a 14-SOIC package, it is ideal for space-constrained designs.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.75V to 5.25V |
| Output Pulse Width |
Externally controlled (R, C) |
| Propagation Delay (tPLH/tPHL) |
28 ns typ |
| Operating Temperature |
0°C to 70°C |
| Package |
14-SOIC |
| Logic Family |
LS |
| Retriggerable |
Yes |
Key Features
- Retriggerable monostable multivibrator
- Output pulse width adjustable via external R and C
- Schmitt-trigger input for noise immunity
- Complementary Q and Q̅ outputs
- Low power consumption
- Wide operating temperature range
Target Applications
- Pulse generation in 5G base station timing circuits
- Debouncing switches in automotive dashboard controls
- Frequency division in industrial automation systems
- Delay line in medical imaging equipment
- Pulse shaping in communication interfaces
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LS122D. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
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In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
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HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
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Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
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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.
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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
SN74LS122D 是德州儀器推出的可重觸發單穩態多諧振盪器,專為脈衝產生和定時應用設計。它支援 4.75V 至 5.25V 的寬電源電壓範圍,典型傳播延遲為 28ns,輸出脈衝寬度由外部電阻和電容控制。採用 14-SOIC 封裝,適合空間受限的設計。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.75V 至 5.25V |
| 輸出脈衝寬度 |
外部控制 (R, C) |
| 傳播延遲 (tPLH/tPHL) |
典型 28ns |
| 工作溫度 |
0°C 至 70°C |
| 封裝 |
14-SOIC |
| 邏輯系列 |
LS |
| 可重觸發 |
是 |
核心特性
- 可重觸發單穩態多諧振盪器
- 輸出脈衝寬度可通過外部 R 和 C 調整
- 施密特觸發輸入,抗噪聲能力強
- 互補 Q 和 Q̅ 輸出
- 低功耗
- 寬工作溫度範圍
典型應用場景
- 5G 基站定時電路中的脈衝產生
- 汽車儀表板控制中的按鍵去抖動
- 工業自動化系統中的分頻
- 醫療成像設備中的延遲線
- 通信接口中的脈衝整形
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LS122D 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
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全天候環球客戶支援:專業團隊為您提供即時報價及技術支援,無需漫長等待。
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現貨庫存,即日發貨:確保現貨充足。下午 4 點前確認訂單,即可安排當天寄出。
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深港聯動,結算靈活:深圳直發全球,物流高效可靠;支援香港銀行戶口轉賬及多幣種結算。
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Escrow 擔保交易:支援 Escrow.com 平台交易,保障買賣雙方權益,小批量訂單亦可安心在線下單。
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BOM 配單與樣板服務:提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。
品質保證與合規
Jasin Chip 承諾所有出貨產品均為原廠正貨,具備完善的品質保證及產品可追溯性。
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100% 原廠正貨:承諾所有供應零件均為原裝現貨,品質嚴格把關,來源清晰可追溯。
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符合 RoHS 認證:所有電子元器件均符合國際環保標準及相關安全認證。
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原廠封裝保護:嚴格保留原廠原始包裝及封條,確保物流過程中的靜電防護 (ESD) 與物理安全。
以上產品均為原廠正貨,提供 BOM 配單及現貨庫存支援,歡迎查詢。
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