BQ32000DR vs DS1307+ 比較
詳細並排比較 BQ32000DR 由 Texas Instruments 與 DS1307+ 由 Maxim Integrated. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Texas Instruments
BQ32000DR - Serial RTC with Battery Backup, I2C, 8-SOIC | Texas Instruments
BQ32000DR ✓ 啟用中
規格比較
| 參數 | BQ32000DR | DS1307+ |
|---|---|---|
| 品牌 | Texas Instruments | Maxim Integrated |
| 類別 | Clock & Timing | Clock & Timing |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 功能 | Serial Real-Time Clock (RTC) with battery backup and trickle charger | — |
| Serial Interface | I2C, 2-wire, up to 400 kHz | I2C, 2-wire, bidirectional |
| Operating Supply Voltage (VCC) | 3.0 V to 3.6 V | — |
| Backup Supply Voltage | 1.3 V to 4.0 V (capacitor or non-rechargeable battery) | — |
| Backup Supply Current | [DATA_NEEDED: typical nA-level RTC backup current] | — |
| Crystal Frequency | 32.768 kHz | — |
| Calibration Adjustment Range | -63 ppm to +126 ppm (programmable) | — |
| Time Format | HH:MM:SS, day-of-week, day, month, year (BCD) | — |
| Oscillator-Fail Detection | Yes (OF flag in status register) | — |
| Backup Switchover | Automatic, integrated trickle charger | — |
| 工作溫度範圍 | -40 C to +85 C | — |
| 封裝 | 8-SOIC (3.90 mm / 0.154 in body width) | 8-DIP (0.300 inch, 7.62 mm) |
| 安裝類型 | Surface Mount | Through-hole |
| MSL 等級 | 1 (per PartGenie summary) | — |
| RoHS 狀態 | Compliant (Yes) | unknown |
| Device Type | — | Serial real-time clock with nonvolatile SRAM |
| Register Organization | — | 64 x 8 |
| Clock/Calendar Data | — | Full BCD seconds, minutes, hours, day, date, month, and year |
| Nonvolatile SRAM | — | 56 bytes |
| 供應電壓 | — | 5 V |
| External Timebase | — | 32.768 kHz crystal |
| End-of-Month Adjustment | — | Automatic |
| I2C Address | — | 0x68 |
| Data Format | — | Binary-coded decimal (BCD) |
| 工作溫度 | — | [DATA_NEEDED: operating temperature range] |
| 靜態電流 | — | [DATA_NEEDED: quiescent current] |
| I2C Bus Speed | — | [DATA_NEEDED: I2C bus speed] |
| Crystal Load | — | [DATA_NEEDED: crystal load capacitance] |
| Battery-Backed Operation | — | [DATA_NEEDED: battery-backed supply current] |
| REACH Status | — | unknown |
| AEC-Q100 Qualification | — | unknown |