BQ4802YDWG4 vs BQ4802YDW 对比
详细并排对比 BQ4802YDWG4 出自 Texas Instruments 和 BQ4802YDW 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 | BQ4802YDWG4 | BQ4802YDW |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Clock & Timing | Clock & Timing |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $7.83 | $0.00 |
| Product Type | Y2K-compliant parallel real-time clock with CPU supervisor and external NVSRAM control | Real-time clock and calendar IC with CPU supervisor |
| Manufacturer | Texas Instruments | — |
| Clock IC Type | RTC | — |
| 接口类型 | Parallel | — |
| Clock Format | BCD | — |
| 电源电压 | 5 V Vcc | — |
| 封装 | 28-SOIC | 28-pin SOIC |
| Package Width | 0.295 in (7.50 mm) | 7.50 mm (0.295 in) |
| 安装类型 | Surface mount | Surface mount |
| 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] | [DATA_NEEDED: operating temperature range] |
| Oscillator Frequency | [DATA_NEEDED: oscillator frequency] | — |
| 静态电流 | [DATA_NEEDED: quiescent current] | — |
| 电源电流 | [DATA_NEEDED: operating supply current] | [DATA_NEEDED: normal operating supply current] |
| Supervisor Threshold | [DATA_NEEDED: supervisor threshold] | [DATA_NEEDED: supervisor reset threshold] |
| Supervisor Reset Delay | [DATA_NEEDED: supervisor reset delay] | — |
| 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: automotive qualification] |
| 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 |
| Clock Accuracy | — | [DATA_NEEDED: clock accuracy] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |
| Halogen-Free Status | — | [DATA_NEEDED: halogen-free status] |