BQ4802YDW vs BQ4802YDWG4 对比
详细并排对比 BQ4802YDW 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
BQ4802YDWG4 - Parallel RTC with CPU Supervisor | Texas Instruments
BQ4802YDWG4 ✓ 量产中规格对比
| 参数 | BQ4802YDW | BQ4802YDWG4 |
|---|---|---|
| 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 IC with CPU supervisor | Y2K-compliant parallel real-time clock with CPU supervisor and external NVSRAM control |
| Operating Voltage Variant | 5 V operation for bq4802Y | — |
| Timekeeping Format | BCD format | — |
| Calendar Capability | Counts seconds through centuries | — |
| Backup Mode Clock Operating Current | Less than 500 nA | — |
| Backup Function | On-chip battery-backup switchover circuit | — |
| Nonvolatile Control | Nonvolatile control for external SRAM | — |
| Supervisor Function | CPU supervisor | — |
| 接口 | Parallel | — |
| 封装 | 28-pin SOIC | 28-SOIC |
| Package Width | 7.50 mm (0.295 in) | 0.295 in (7.50 mm) |
| 安装类型 | Surface mount | Surface mount |
| 工作温度 | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Clock Accuracy | [DATA_NEEDED: clock accuracy] | — |
| 电源电流 | [DATA_NEEDED: normal operating supply current] | [DATA_NEEDED: operating supply current] |
| Supervisor Threshold | [DATA_NEEDED: supervisor reset threshold] | [DATA_NEEDED: supervisor threshold] |
| 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: automotive qualification] | [DATA_NEEDED: AEC-Q100 qualification] |
| Lead-Free Status | [DATA_NEEDED: lead-free status] | — |
| Halogen-Free Status | [DATA_NEEDED: halogen-free status] | — |
| Manufacturer | — | Texas Instruments |
| Clock IC Type | — | RTC |
| 接口类型 | — | Parallel |
| Clock Format | — | BCD |
| 电源电压 | — | 5 V Vcc |
| 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 |
| Oscillator Frequency | — | [DATA_NEEDED: oscillator frequency] |
| 静态电流 | — | [DATA_NEEDED: quiescent current] |
| Supervisor Reset Delay | — | [DATA_NEEDED: supervisor reset delay] |