BQ4802LYPWG4 vs BQ4802YPWR 对比
详细并排对比 BQ4802LYPWG4 出自 Texas Instruments 和 BQ4802YPWR 出自 Texas Instruments。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Texas Instruments
BQ4802LYPWG4 - Y2K Parallel RTC with CPU Supervisor | TI | TSSOP-28
BQ4802LYPWG4 ✓ 量产中Texas Instruments
BQ4802YPWR - Parallel RTC with CPU Supervisor | Texas Instruments (Tape & Reel)
BQ4802YPWR [data_needed: lifecycle status]规格对比
| 参数 | BQ4802LYPWG4 | BQ4802YPWR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Clock & Timing | Clock & Timing |
| 生命周期状态 | 有效 | [DATA NEEDED: Lifecycle Status] |
| Device Type | Real Time Clock (RTC) with CPU supervisor | — |
| 接口 | Parallel | — |
| Timekeeping Function | Clock/Calendar | — |
| 电源电压 | 3 V | 5 V VCC |
| Oscillator Frequency | 0.032 MHz (32.768 kHz) | — |
| 封装 | 28-pin TSSOP (PW), 0.173" (4.40 mm) width | 28-pin TSSOP |
| 引脚数量 | 28 | — |
| Calendar | Century-based, Y2K-compliant | Century-based |
| 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) | — |
| 安装类型 | Surface Mount | Surface mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| RoHS 状态 | Compliant | [DATA_NEEDED: RoHS status] |
| REACH Status | Compliant | [DATA_NEEDED: REACH status] |
| Qualification | [DATA_NEEDED: AEC-Q100 / industrial qualification status] | — |
| Product Type | — | Y2K-compliant parallel real-time clock |
| Time-of-Day Clock | — | Integrated |
| CPU Supervisor | — | Integrated |
| External Nonvolatile SRAM Control | — | Integrated |
| 接口类型 | — | Parallel |
| Package Width | — | 4.40 mm |
| Nominal Package Length | — | 0.173 in |
| Clock/Calendar Category | — | Real-time clock (RTC) IC |
| Y2K Compliance | — | Y2K-compliant |
| Maximum Operating Voltage | — | [DATA_NEEDED: maximum operating voltage] |
| 静态电流 | — | [DATA_NEEDED: quiescent current] |
| Battery-Backed SRAM Interface | — | External nonvolatile SRAM control |