BQ4802LYPWG4 vs BQ4847YMT 比較
詳細並排比較 BQ4802LYPWG4 由 Texas Instruments 與 BQ4847YMT 由 Texas Instruments. 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
BQ4802LYPWG4 - Y2K Parallel RTC with CPU Supervisor | TI | TSSOP-28
BQ4802LYPWG4 ✓ 啟用中
規格比較
| 參數 | BQ4802LYPWG4 | BQ4847YMT |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 類別 | Clock & Timing | Clock & Timing |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Device Type | Real Time Clock (RTC) with CPU supervisor | — |
| 介面 | Parallel | Parallel clock/calendar interface |
| Timekeeping Function | Clock/Calendar | — |
| 供應電壓 | 3 V | — |
| Oscillator Frequency | 0.032 MHz (32.768 kHz) | — |
| 封裝 | 28-pin TSSOP (PW), 0.173" (4.40 mm) width | 28-DIP module |
| 腳位數 | 28 | — |
| Calendar | Century-based, Y2K-compliant | — |
| Alarm Function | Yes, with interrupt | — |
| Daylight Savings | Supported | — |
| Leap Year Handling | Automatic | — |
| Watchdog Timer | Yes | — |
| CPU Supervisor / Reset | Yes, with supply-voltage comparator | — |
| Supply Monitoring | Temperature-compensated reference and comparator with interrupt warning before reset | — |
| External NVSRAM Control | Yes (LY variant) | — |
| 安裝類型 | Surface Mount | Through-hole DIP module |
| 工作溫度 | [DATA_NEEDED: operating temperature range] | — |
| RoHS 狀態 | Compliant | unknown |
| REACH Status | Compliant | unknown |
| Qualification | [DATA_NEEDED: AEC-Q100 / industrial qualification status] | — |
| Product Type | — | Real-time clock module with CPU supervisor |
| Time Representation | — | BCD seconds through years |
| Integrated Functions | — | RTC, CPU supervisor, watchdog timer, reset, interrupts, battery-low warning |
| Battery Type | — | Integrated 130 mAh battery |
| Clock Accuracy | — | ±1 minute per month |
| Backup Control | — | On-chip battery-backup switchover circuit |
| External SRAM Control | — | Nonvolatile control for an external SRAM |
| Crystal | — | Integrated quartz crystal |
| Package Width | — | 15.49 mm |
| Distributor Listing Size | — | 0.61 inch |
| Reset and Watchdog | — | CPU supervisor with watchdog and reset functions |
| Battery Warning | — | Battery-low warning feature |
| Interrupt Support | — | Interrupt features |
| Calendar Range | — | Seconds through years |
| Operating Voltage Range | — | [DATA_NEEDED: operating voltage range] |
| 工作溫度範圍 | — | [DATA_NEEDED: operating temperature range] |
| AEC-Q100 Qualification | — | unknown |
| Lead-Free Status | — | unknown |