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Product Overview
The STMicroelectronics M48T37Y-70MH1F is a 5V TIMEKEEPER® SRAM with a 70ns access time, integrating a real-time clock (RTC), 256Kb (32K x 8) SRAM, and a lithium battery in a 44-pin SOH (Small Outline Hybrid) package. It provides non-volatile storage and accurate timekeeping, ideal for applications requiring reliable data retention and time stamping.
Detailed Technical Specifications
| Parameter |
Value |
| Part Number |
M48T37Y-70MH1F |
| Manufacturer |
STMicroelectronics |
| Package |
44-SOH (Small Outline Hybrid) |
| Supply Voltage |
4.5V to 5.5V |
| Access Time |
70ns |
| SRAM Size |
256Kb (32K x 8) |
| RTC Features |
Seconds, Minutes, Hours, Day, Date, Month, Year, Leap Year Compensation |
| Battery |
Integrated Lithium (SNAPHAT®) |
| Operating Temperature |
0°C to +70°C |
| Interface |
Parallel (Asynchronous) |
Key Features
- Integrated 256Kb SRAM and RTC with battery backup
- 70ns access time for high-speed read/write
- Automatic power-fail chip deselect and write protection
- Low battery consumption in backup mode
- Software clock calibration for high accuracy
- RoHS compliant
Target Applications
- 5G base stations (e.g., Huawei, Ericsson) for time synchronization and event logging
- Automotive dashboards (e.g., Tesla Model S) for trip data and clock
- Industrial PLCs (e.g., Siemens S7) for timestamped data logging
- Medical devices (e.g., patient monitors) for time-stamped records
- Smart meters (e.g., Itron) for usage data with time stamps
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
M48T37Y-70MH1F. 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
STMicroelectronics M48T37Y-70MH1F 是一款 5V TIMEKEEPER® SRAM,存取時間 70ns,整合了即時時鐘 (RTC)、256Kb (32K x 8) SRAM 和鋰電池,採用 44 引腳 SOH (Small Outline Hybrid) 封裝。它提供非揮發性存儲和精確計時,適用於需要可靠數據保留和時間戳的應用。
詳細技術參數
| 參數 |
數值 |
| 型號 |
M48T37Y-70MH1F |
| 製造商 |
意法半導體 |
| 封裝 |
44-SOH (小型混合封裝) |
| 電源電壓 |
4.5V 至 5.5V |
| 存取時間 |
70ns |
| SRAM 容量 |
256Kb (32K x 8) |
| RTC 功能 |
秒、分、時、日、日期、月、年、閏年補償 |
| 電池 |
集成鋰電池 (SNAPHAT®) |
| 工作溫度 |
0°C 至 +70°C |
| 接口 |
並行 (異步) |
核心特性
- 集成 256Kb SRAM 和帶電池備份的 RTC
- 70ns 存取時間,高速讀寫
- 自動掉電芯片取消選通和寫保護
- 備份模式下低電池消耗
- 軟件時鐘校準,高精度
- 符合 RoHS 標準
典型應用場景
- 5G 基站 (如華為、愛立信) 用於時間同步和事件記錄
- 汽車儀表盤 (如特斯拉 Model S) 用於行車數據和時鐘
- 工業 PLC (如西門子 S7) 用於帶時間戳的數據記錄
- 醫療設備 (如病人監護儀) 用於帶時間戳的記錄
- 智能電表 (如 Itron) 用於帶時間戳的使用數據
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 M48T37Y-70MH1F 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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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。
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