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Product Overview
The DP8570AV is a low-power, real-time clock (RTC) module from Texas Instruments, designed for applications requiring precise timekeeping and battery backup. It integrates a 44-byte non-volatile static RAM (NV SRAM) for data storage, ensuring data retention during power loss. The device operates over a wide voltage range and is housed in a compact 28-PLCC package (11.51x11.51 mm).
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.5V to 5.5V |
| Battery Backup Voltage (VBAT) |
1.0V to 3.6V |
| Timekeeping Current (Typical) |
1.0 µA at 3.0V |
| NV SRAM Size |
44 Bytes |
| Clock Accuracy |
±1 minute/month at 25°C |
| Interface |
Multiplexed Address/Data Bus |
| Operating Temperature |
-40°C to +85°C |
| Package |
28-PLCC (11.51x11.51 mm) |
Key Features
- Integrated 44-byte NV SRAM for data retention without external battery
- Low power consumption: 1.0 µA typical in battery backup mode
- Wide battery backup voltage range: 1.0V to 3.6V
- Direct interface with most microprocessors via multiplexed bus
- Automatic power-fail detect and switch circuitry
- Industrial temperature range: -40°C to +85°C
Target Applications
- 5G base station equipment requiring precise time synchronization
- Automotive dashboard clocks and event data recorders
- Industrial automation controllers with time-stamped logs
- Smart meters (electricity, water, gas) for billing and monitoring
- Medical devices such as patient monitors and infusion pumps
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
DP8570AV. 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
DP8570AV 是德州儀器(TI)推出的一款低功耗實時時鐘(RTC)模塊,專為需要精確計時和電池備份的應用而設計。它集成了44字節的非易失性靜態RAM(NV SRAM),用於數據存儲,確保在斷電時數據不丟失。該器件可在寬電壓範圍內工作,並採用緊湊的28-PLCC封裝(11.51x11.51 mm)。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.5V 至 5.5V |
| 電池備份電壓 (VBAT) |
1.0V 至 3.6V |
| 計時電流(典型值) |
1.0 µA @ 3.0V |
| NV SRAM 容量 |
44 字節 |
| 時鐘精度 |
±1 分鐘/月 @ 25°C |
| 接口 |
復用地址/數據總線 |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
28-PLCC (11.51x11.51 mm) |
核心特性
- 集成44字節NV SRAM,無需外部電池即可保持數據
- 低功耗:電池備份模式下典型值1.0 µA
- 寬電池備份電壓範圍:1.0V 至 3.6V
- 通過復用總線直接與大多數微處理器接口
- 自動電源故障檢測和切換電路
- 工業溫度範圍:-40°C 至 +85°C
典型應用場景
- 5G基站設備,需要精確時間同步
- 汽車儀表板時鐘和事件數據記錄器
- 工業自動化控制器,帶時間戳日誌
- 智能電錶(電、水、氣),用於計費和監控
- 醫療設備,如病人監護儀和輸液泵
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 DP8570AV 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
-
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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]