Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28,
| 参数名称 | 属性值 |
| 是否Rohs认证 | 不符合 |
| 厂商名称 | Benchmarq Microelectronics Inc |
| Reach Compliance Code | unknown |
| 外部数据总线宽度 | 8 |
| 信息访问方法 | PARALLEL, DIRECT ADDRESS |
| 中断能力 | Y |
| JESD-30 代码 | R-PDSO-G28 |
| JESD-609代码 | e0 |
| 端子数量 | 28 |
| 计时器数量 | 1 |
| 最高工作温度 | 85 °C |
| 最低工作温度 | -40 °C |
| 最大输出时钟频率 | 0.032768 MHz |
| 封装主体材料 | PLASTIC/EPOXY |
| 封装代码 | SOP |
| 封装等效代码 | SOP28,.4 |
| 封装形状 | RECTANGULAR |
| 封装形式 | SMALL OUTLINE |
| 峰值回流温度（摄氏度） | NOT SPECIFIED |
| 电源 | 5 V |
| 认证状态 | Not Qualified |
| 最大压摆率 | 25 mA |
| 最大供电电压 | 5.5 V |
| 最小供电电压 | 4.5 V |
| 标称供电电压 | 5 V |
| 表面贴装 | YES |
| 技术 | CMOS |
| 温度等级 | INDUSTRIAL |
| 端子面层 | Tin/Lead (Sn/Pb) |
| 端子形式 | GULL WING |
| 端子节距 | 1.27 mm |
| 端子位置 | DUAL |
| 最短时间 | SECONDS |
| 处于峰值回流温度下的最长时间 | NOT SPECIFIED |
| 易失性 | YES |
| uPs/uCs/外围集成电路类型 | TIMER, REAL TIME CLOCK |
| Base Number Matches | 1 |
| BQ4845YS-N | BQ4845S-N | BQ4845S | BQ4845YP-N | BQ4845YP | BQ4845P | BQ4845P-N | BQ4845YS | |
|---|---|---|---|---|---|---|---|---|
| 描述 | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDIP28, | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDIP28, | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDIP28, | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDIP28, | Real Time Clock, Volatile, 1 Timer(s), CMOS, PDSO28, |
| 是否Rohs认证 | 不符合 | 不符合 | 不符合 | 不符合 | 不符合 | 不符合 | 不符合 | 不符合 |
| 厂商名称 | Benchmarq Microelectronics Inc | Benchmarq Microelectronics Inc | Benchmarq Microelectronics Inc | Benchmarq Microelectronics Inc | Benchmarq Microelectronics Inc | Benchmarq Microelectronics Inc | Benchmarq Microelectronics Inc | Benchmarq Microelectronics Inc |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown | unknown | unknown | unknown |
| 外部数据总线宽度 | 8 | - | 8 | 8 | 8 | 8 | 8 | 8 |
| 信息访问方法 | PARALLEL, DIRECT ADDRESS | - | PARALLEL, DIRECT ADDRESS | PARALLEL, DIRECT ADDRESS | PARALLEL, DIRECT ADDRESS | PARALLEL, DIRECT ADDRESS | PARALLEL, DIRECT ADDRESS | PARALLEL, DIRECT ADDRESS |
| 中断能力 | Y | - | Y | Y | Y | Y | Y | Y |
| JESD-30 代码 | R-PDSO-G28 | - | R-PDSO-G28 | R-PDIP-T28 | R-PDIP-T28 | R-PDIP-T28 | R-PDIP-T28 | R-PDSO-G28 |
| JESD-609代码 | e0 | - | e0 | e0 | e0 | e0 | e0 | e0 |
| 端子数量 | 28 | - | 28 | 28 | 28 | 28 | 28 | 28 |
| 计时器数量 | 1 | - | 1 | 1 | 1 | 1 | 1 | 1 |
| 最高工作温度 | 85 °C | - | 70 °C | 85 °C | 70 °C | 70 °C | 85 °C | 70 °C |
| 最大输出时钟频率 | 0.032768 MHz | - | 0.032768 MHz | 0.032768 MHz | 0.032768 MHz | 0.032768 MHz | 0.032768 MHz | 0.032768 MHz |
| 封装主体材料 | PLASTIC/EPOXY | - | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| 封装代码 | SOP | - | SOP | DIP | DIP | DIP | DIP | SOP |
| 封装等效代码 | SOP28,.4 | - | SOP28,.4 | DIP28,.6 | DIP28,.6 | DIP28,.6 | DIP28,.6 | SOP28,.4 |
| 封装形状 | RECTANGULAR | - | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | SMALL OUTLINE | - | SMALL OUTLINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | SMALL OUTLINE |
| 峰值回流温度（摄氏度） | NOT SPECIFIED | - | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| 电源 | 5 V | - | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| 认证状态 | Not Qualified | - | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 最大压摆率 | 25 mA | - | 25 mA | 25 mA | 25 mA | 25 mA | 25 mA | 25 mA |
| 最大供电电压 | 5.5 V | - | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V |
| 最小供电电压 | 4.5 V | - | 4.75 V | 4.5 V | 4.5 V | 4.75 V | 4.75 V | 4.5 V |
| 标称供电电压 | 5 V | - | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| 表面贴装 | YES | - | YES | NO | NO | NO | NO | YES |
| 技术 | CMOS | - | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| 温度等级 | INDUSTRIAL | - | COMMERCIAL | INDUSTRIAL | COMMERCIAL | COMMERCIAL | INDUSTRIAL | COMMERCIAL |
| 端子面层 | Tin/Lead (Sn/Pb) | - | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) |
| 端子形式 | GULL WING | - | GULL WING | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | GULL WING |
| 端子节距 | 1.27 mm | - | 1.27 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 1.27 mm |
| 端子位置 | DUAL | - | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| 最短时间 | SECONDS | - | SECONDS | SECONDS | SECONDS | SECONDS | SECONDS | SECONDS |
| 处于峰值回流温度下的最长时间 | NOT SPECIFIED | - | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| 易失性 | YES | - | YES | YES | YES | YES | YES | YES |
| uPs/uCs/外围集成电路类型 | TIMER, REAL TIME CLOCK | - | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK | TIMER, REAL TIME CLOCK |
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