BQ4802LYPWR vs BQ4802LYPWG4 对比
详细并排对比 BQ4802LYPWR 出自 Texas Instruments 和 BQ4802LYPWG4 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
BQ4802LYPWR - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4802LYPWR ✓ 量产中Texas Instruments
BQ4802LYPWG4 - Y2K Parallel RTC with CPU Supervisor | TI | TSSOP-28
BQ4802LYPWG4 ✓ 量产中规格对比
| 参数 | BQ4802LYPWR | BQ4802LYPWG4 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Clock & Timing | Clock & Timing |
| 生命周期状态 | 有效 | 有效 |
| Product Type | Real-time clock and calendar with CPU supervisor | — |
| Device Function | Low-power microprocessor peripheral | — |
| Timekeeping | Time-of-day clock with century-based calendar | — |
| Host Interface | Parallel | — |
| Supply Monitoring | Temperature-compensated reference and comparator circuit | Temperature-compensated reference and comparator with interrupt warning before reset |
| Fault Response | Interrupt warning followed by microprocessor reset | — |
| 封装 | 28-pin TSSOP | 28-pin TSSOP (PW), 0.173" (4.40 mm) width |
| Package Body Width | 4.40 mm (0.173 inch) | — |
| 安装类型 | Surface mount | Surface Mount |
| Operating Voltage Range | [DATA_NEEDED: Operating Voltage Range] | — |
| 电源电流 | [DATA_NEEDED: Supply Current] | — |
| 工作温度范围 | [DATA_NEEDED: Operating Temperature Range] | — |
| Clock Accuracy | [DATA_NEEDED: Clock Accuracy] | — |
| Backup Battery Interface | [DATA_NEEDED: Backup Battery Interface] | — |
| RoHS 状态 | [DATA_NEEDED: RoHS Status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH Status] | Compliant |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 Qualification] | — |
| Lead-Free Status | [DATA_NEEDED: Lead-Free Status] | — |
| Halogen-Free Status | [DATA_NEEDED: Halogen-Free Status] | — |
| Device Type | — | Real Time Clock (RTC) with CPU supervisor |
| 接口 | — | Parallel |
| Timekeeping Function | — | Clock/Calendar |
| 电源电压 | — | 3 V |
| Oscillator Frequency | — | 0.032 MHz (32.768 kHz) |
| 引脚数量 | — | 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 |
| External NVSRAM Control | — | Yes (LY variant) |
| 工作温度 | — | [DATA_NEEDED: operating temperature range] |
| Qualification | — | [DATA_NEEDED: AEC-Q100 / industrial qualification status] |