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Product Overview
The SN74LS697DW is a high-performance 8-bit synchronous binary counter with an input register, manufactured by Texas Instruments. It integrates counting and data storage functions in a single 20-pin SOIC package, making it ideal for compact digital systems requiring precise timing and control.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.75V to 5.25V |
| Operating Temperature |
0°C to 70°C |
| Propagation Delay (tpd) |
20 ns (typical) |
| Maximum Clock Frequency |
30 MHz |
| Output Current (IOH/IOL) |
-0.4 mA / 8 mA |
| Package |
20-SOIC |
Key Features
- 8-bit synchronous binary counter with input register
- Asynchronous master reset (MR) and synchronous clear (CLR)
- Parallel load capability for data initialization
- Ripple carry output for cascading multiple counters
- Low power consumption: 65 mW typical
- TTL-compatible inputs and outputs
Target Applications
- 5G base station timing and synchronization modules
- Automotive dashboard display controllers
- Industrial programmable logic controllers (PLCs)
- Frequency division in communication systems
- Digital counters in test and measurement equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LS697DW. 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
SN74LS697DW 是一款高性能8位同步二進制計數器,帶有輸入寄存器,由德州儀器(TI)製造。它將計數和數據存儲功能集成在一個20引腳SOIC封裝中,非常適合需要精確定時和控制的緊湊型數字系統。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.75V 至 5.25V |
| 工作溫度 |
0°C 至 70°C |
| 傳播延遲 (tpd) |
20 ns(典型值) |
| 最大時鐘頻率 |
30 MHz |
| 輸出電流 (IOH/IOL) |
-0.4 mA / 8 mA |
| 封裝 |
20-SOIC |
核心特性
- 8位同步二進制計數器,帶輸入寄存器
- 異步主復位 (MR) 和同步清零 (CLR)
- 並行加載能力,用於數據初始化
- 級聯多個計數器的行波進位輸出
- 低功耗:典型值 65 mW
- TTL 兼容輸入和輸出
典型應用場景
- 5G基站定時和同步模塊
- 汽車儀表盤顯示控制器
- 工業可編程邏輯控制器 (PLC)
- 通信系統中的分頻
- 測試和測量設備中的數字計數器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LS697DW 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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Our team provides competitive wholesale pricing for SN74LS697DW.
HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]