LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, PDIP16
参数名称 | 属性值 |
厂商名称 | Texas Instruments(德州仪器) |
包装说明 | DIP, |
Reach Compliance Code | unknown |
计数方向 | UP |
系列 | LS |
JESD-30 代码 | R-PDIP-T16 |
长度 | 19.305 mm |
负载电容(CL) | 15 pF |
负载/预设输入 | YES |
逻辑集成电路类型 | DECADE COUNTER |
工作模式 | ASYNCHRONOUS |
位数 | 4 |
功能数量 | 2 |
端子数量 | 16 |
最高工作温度 | 70 °C |
最低工作温度 | |
封装主体材料 | PLASTIC/EPOXY |
封装代码 | DIP |
封装形状 | RECTANGULAR |
封装形式 | IN-LINE |
最大电源电流(ICC) | 26 mA |
传播延迟(tpd) | 54 ns |
认证状态 | Not Qualified |
座面最大高度 | 5.08 mm |
最大供电电压 (Vsup) | 5.25 V |
最小供电电压 (Vsup) | 4.75 V |
标称供电电压 (Vsup) | 5 V |
表面贴装 | NO |
技术 | TTL |
温度等级 | COMMERCIAL |
端子形式 | THROUGH-HOLE |
端子节距 | 2.54 mm |
端子位置 | DUAL |
触发器类型 | NEGATIVE EDGE |
宽度 | 7.62 mm |
最小 fmax | 35 MHz |
Base Number Matches | 1 |
SN74LS490N-10 | SN74LS490N-00 | SN74LS490DR | SN74LS490J-00 | SN74LS490D | |
---|---|---|---|---|---|
描述 | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, PDIP16 | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, PDIP16 | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, PDSO16, PLASTIC, SO-16 | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, CDIP16 | LS SERIES, ASYN NEGATIVE EDGE TRIGGERED 4-BIT UP DECADE COUNTER, PDSO16, PLASTIC, SO-16 |
厂商名称 | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) |
包装说明 | DIP, | DIP, | SOP, SOP16,.25 | DIP, | SOP, SOP16,.25 |
Reach Compliance Code | unknown | unknown | not_compliant | unknown | not_compliant |
计数方向 | UP | UP | UP | UP | UP |
系列 | LS | LS | LS | LS | LS |
JESD-30 代码 | R-PDIP-T16 | R-PDIP-T16 | R-PDSO-G16 | R-GDIP-T16 | R-PDSO-G16 |
长度 | 19.305 mm | 19.305 mm | 9.9 mm | 19.56 mm | 9.9 mm |
负载电容(CL) | 15 pF | 15 pF | 15 pF | 15 pF | 15 pF |
负载/预设输入 | YES | YES | YES | YES | YES |
逻辑集成电路类型 | DECADE COUNTER | DECADE COUNTER | DECADE COUNTER | DECADE COUNTER | DECADE COUNTER |
工作模式 | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
位数 | 4 | 4 | 4 | 4 | 4 |
功能数量 | 2 | 2 | 2 | 2 | 2 |
端子数量 | 16 | 16 | 16 | 16 | 16 |
最高工作温度 | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
封装主体材料 | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY |
封装代码 | DIP | DIP | SOP | DIP | SOP |
封装形状 | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
封装形式 | IN-LINE | IN-LINE | SMALL OUTLINE | IN-LINE | SMALL OUTLINE |
最大电源电流(ICC) | 26 mA | 26 mA | 26 mA | 26 mA | 26 mA |
传播延迟(tpd) | 54 ns | 54 ns | 54 ns | 54 ns | 54 ns |
认证状态 | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
座面最大高度 | 5.08 mm | 5.08 mm | 1.75 mm | 5.08 mm | 1.75 mm |
最大供电电压 (Vsup) | 5.25 V | 5.25 V | 5.25 V | 5.25 V | 5.25 V |
最小供电电压 (Vsup) | 4.75 V | 4.75 V | 4.75 V | 4.75 V | 4.75 V |
标称供电电压 (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V |
表面贴装 | NO | NO | YES | NO | YES |
技术 | TTL | TTL | TTL | TTL | TTL |
温度等级 | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
端子形式 | THROUGH-HOLE | THROUGH-HOLE | GULL WING | THROUGH-HOLE | GULL WING |
端子节距 | 2.54 mm | 2.54 mm | 1.27 mm | 2.54 mm | 1.27 mm |
端子位置 | DUAL | DUAL | DUAL | DUAL | DUAL |
触发器类型 | NEGATIVE EDGE | NEGATIVE EDGE | NEGATIVE EDGE | NEGATIVE EDGE | NEGATIVE EDGE |
宽度 | 7.62 mm | 7.62 mm | 3.9 mm | 7.62 mm | 3.9 mm |
最小 fmax | 35 MHz | 35 MHz | 25 MHz | 35 MHz | 25 MHz |
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