BQ4845YS-A4TR vs BQ4802YDWG4 对比
详细并排对比 BQ4845YS-A4TR 出自 Texas Instruments 和 BQ4802YDWG4 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
BQ4845YS-A4TR - Low-Power RTC with Battery Backup | Texas Instruments
BQ4845YS-A4TR UnknownTexas Instruments
BQ4802YDWG4 - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4802YDWG4 ✓ 量产中规格对比
| 参数 | BQ4845YS-A4TR | BQ4802YDWG4 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Clock & Timing | Clock & Timing |
| 生命周期状态 | Unknown | 有效 |
| Product Type | Real-time clock and power-management IC | Y2K-compliant parallel real-time clock with CPU supervisor and external NVSRAM control |
| Supply Voltage Range | [DATA_NEEDED: supply voltage range] | — |
| Backup Supply Voltage Range | [DATA_NEEDED: backup supply voltage range] | — |
| Timekeeping Current | [DATA_NEEDED: timekeeping current] | — |
| Standby Current | [DATA_NEEDED: standby current] | — |
| Calendar Accuracy | [DATA_NEEDED: calendar accuracy] | — |
| Oscillator Frequency | [DATA_NEEDED: oscillator frequency] | [DATA_NEEDED: oscillator frequency] |
| Oscillator Stability | [DATA_NEEDED: oscillator stability] | — |
| Host Interface | [DATA_NEEDED: host interface type] | — |
| Interface Supply Voltage | [DATA_NEEDED: interface supply voltage] | — |
| Interface Data Rate | [DATA_NEEDED: interface data rate] | — |
| Alarm Function | [DATA_NEEDED: alarm function] | — |
| Backup Battery Type | [DATA_NEEDED: supported backup battery type] | — |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | — |
| 封装 | [DATA_NEEDED: package type and pin count] | 28-SOIC |
| 安装类型 | [DATA_NEEDED: mounting type] | Surface mount |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| REACH Status | [DATA_NEEDED: REACH status] | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification] | [DATA_NEEDED: AEC-Q100 qualification] |
| Manufacturer | — | Texas Instruments |
| Clock IC Type | — | RTC |
| 接口类型 | — | Parallel |
| Clock Format | — | BCD |
| 电源电压 | — | 5 V Vcc |
| Package Width | — | 0.295 in (7.50 mm) |
| Calendar Support | — | Century-based Y2K-compliant calendar |
| Time-of-Day Support | — | Real-time clock with BCD time and calendar data |
| CPU Supervisor | — | Yes |
| External NVSRAM Control | — | Yes |
| Reported Distributor Inventory | — | 3,520 pieces |
| Reported Reference Unit Price | — | $7.8255 per piece |
| Reported Delivery Timing | — | March 8 to March 13; year not specified |
| 工作温度 | — | [DATA_NEEDED: operating temperature range] |
| 静态电流 | — | [DATA_NEEDED: quiescent current] |
| 电源电流 | — | [DATA_NEEDED: operating supply current] |
| Supervisor Threshold | — | [DATA_NEEDED: supervisor threshold] |
| Supervisor Reset Delay | — | [DATA_NEEDED: supervisor reset delay] |