🧪 SAMPLE SUPPORT
✅ 100% Original & Traceable
🚀 Inquiry Today, Ship Today
🛡️ Escrow.com Secured Payment
Product Overview
The BQ3285LDSS from Texas Instruments is a low-power, real-time clock (RTC) module with integrated 512 bytes of battery-backed SRAM and a 32.768 kHz crystal oscillator. Housed in a compact 24-pin SSOP package, it provides accurate timekeeping, alarm functions, and non-volatile memory storage. The device operates over a wide voltage range (2.7V to 5.5V) and features a programmable square-wave output, making it suitable for a variety of embedded systems requiring precise time and date information.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage |
2.7V – 5.5V |
| Timekeeping Current (typ) |
1.2 µA (at 3V) |
| Operating Temperature |
-40°C to +85°C |
| SRAM Size |
512 bytes |
| Interface |
Multiplexed address/data bus (Intel/Motorola) |
| Output Frequency |
32.768 kHz, 1 Hz, 4.096 kHz, 8.192 kHz (programmable) |
| Package |
24-SSOP (5.3 mm body width) |
Key Features
- Integrated 32.768 kHz crystal oscillator with internal capacitors
- 512 bytes of battery-backed SRAM for data retention
- Two programmable time-of-day alarms
- Programmable square-wave output (1 Hz, 4.096 kHz, 8.192 kHz, 32.768 kHz)
- Automatic power-fail detect and switch circuitry
- Industrial temperature range: -40°C to +85°C
- Low power consumption: 1.2 µA typical in battery-backup mode
Target Applications
- 5G base station equipment (e.g., timing modules)
- Automotive dashboard clocks and event loggers
- Industrial PLCs and data loggers
- Medical devices (e.g., patient monitors)
- Smart meters and utility metering
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
BQ3285LDSS. Our core advantages include:
-
24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
-
In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
-
HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
-
Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
-
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.
-
100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
-
RoHS Compliant: All electronic components comply with international
environmental and safety standards.
-
Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
BQ3285LDSS 是德州儀器(TI)推出的一款低功耗實時時鐘(RTC)模塊,內置 512 字節電池備份 SRAM 和 32.768 kHz 晶體振盪器。採用緊湊的 24 引腳 SSOP 封裝,提供精確的計時、鬧鐘功能和非易失性存儲。工作電壓範圍為 2.7V 至 5.5V,具有可編程方波輸出,適用於需要精確時間和日期信息的各種嵌入式系統。
詳細技術參數
| 參數 |
數值 |
| 供電電壓 |
2.7V – 5.5V |
| 計時電流(典型值) |
1.2 µA(3V 時) |
| 工作溫度 |
-40°C 至 +85°C |
| SRAM 容量 |
512 字節 |
| 接口 |
復用地址/數據總線(Intel/Motorola) |
| 輸出頻率 |
32.768 kHz、1 Hz、4.096 kHz、8.192 kHz(可編程) |
| 封裝 |
24-SSOP(5.3 mm 體寬) |
核心特性
- 集成 32.768 kHz 晶體振盪器及內部電容
- 512 字節電池備份 SRAM,用於數據保持
- 兩個可編程定時鬧鐘
- 可編程方波輸出(1 Hz、4.096 kHz、8.192 kHz、32.768 kHz)
- 自動電源失效檢測和切換電路
- 工業級溫度範圍:-40°C 至 +85°C
- 低功耗:電池備份模式下典型值 1.2 µA
典型應用場景
- 5G 基站設備(例如定時模塊)
- 汽車儀表板時鐘和事件記錄器
- 工業 PLC 和數據記錄器
- 醫療設備(例如病人監護儀)
- 智能電表和公用事業計量
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 BQ3285LDSS 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。
-
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。
-
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。
-
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。
-
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。
-
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。
-
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。
-
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。
🔥 熱門型號推薦 / Hot Related Models:
LM293DRG3 | TLV320AIC3262IYZFR | LM339AN | SN74ALS373ANSR | CD4724BE | SN74LV573ADGVR
獲取報價或技術手冊 / Need Batch Quote or Datasheet?
Our team provides competitive wholesale pricing for BQ3285LDSS.
HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]