Bus Driver, S Series, 2-Func, 4-Bit, Inverted Output, TTL, CDIP20, CERAMIC, DIP20
| 参数名称 | 属性值 |
| 是否Rohs认证 | 不符合 |
| 厂商名称 | Fairchild |
| 零件包装代码 | DIP |
| 包装说明 | CERAMIC, DIP20 |
| 针数 | 20 |
| Reach Compliance Code | unknown |
| 控制类型 | ENABLE LOW |
| 系列 | S |
| JESD-30 代码 | R-CDIP-T20 |
| JESD-609代码 | e0 |
| 逻辑集成电路类型 | BUS DRIVER |
| 最大I（ol） | 0.048 A |
| 位数 | 4 |
| 功能数量 | 2 |
| 端口数量 | 2 |
| 端子数量 | 20 |
| 最高工作温度 | 125 °C |
| 最低工作温度 | -55 °C |
| 输出特性 | 3-STATE |
| 输出极性 | INVERTED |
| 封装主体材料 | CERAMIC, METAL-SEALED COFIRED |
| 封装代码 | DIP |
| 封装等效代码 | DIP20,.3 |
| 封装形状 | RECTANGULAR |
| 封装形式 | IN-LINE |
| 电源 | 5 V |
| 最大电源电流（ICC） | 145 mA |
| Prop。Delay @ Nom-Sup | 7 ns |
| 传播延迟（tpd） | 7 ns |
| 认证状态 | Not Qualified |
| 筛选级别 | 38535Q/M;38534H;883B |
| 最大供电电压 (Vsup) | 5.5 V |
| 最小供电电压 (Vsup) | 4.5 V |
| 标称供电电压 (Vsup) | 5 V |
| 表面贴装 | NO |
| 技术 | TTL |
| 温度等级 | MILITARY |
| 端子面层 | Tin/Lead (Sn/Pb) |
| 端子形式 | THROUGH-HOLE |
| 端子节距 | 2.54 mm |
| 端子位置 | DUAL |
| 54S240DMQB | 74LS244PC | 74LS240DC | 54S241DMQB | 74LS244DC | 74LS240FC | 74LS244FC | 74LS240PC | 74LS241FC | 74LS241PC | |
|---|---|---|---|---|---|---|---|---|---|---|
| 描述 | Bus Driver, S Series, 2-Func, 4-Bit, Inverted Output, TTL, CDIP20, CERAMIC, DIP20 | Bus Driver, LS Series, 1-Func, 8-Bit, True Output, TTL, PDIP20, PLASTIC, DIP-20 | Bus Driver, 2-Func, 4-Bit, Inverted Output, TTL, CDIP20, | Bus Driver, S Series, 2-Func, 4-Bit, True Output, TTL, CDIP20, CERAMIC, DIP20 | Bus Driver, 2-Func, 4-Bit, True Output, TTL, CDIP20, | Bus Driver, 2-Func, 4-Bit, Inverted Output, TTL, CDFP20, | Bus Driver, 2-Func, 4-Bit, True Output, TTL, CDFP20, | Bus Driver, LS Series, 1-Func, 8-Bit, Inverted Output, TTL, PDIP20, PLASTIC, DIP-20 | Bus Driver, 2-Func, 4-Bit, True Output, TTL, CDFP20, | Bus Driver, 2-Func, 4-Bit, True Output, TTL, PDIP20, |
| 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 | 不符合 | 不符合 |
| Reach Compliance Code | unknown | unknown | compliant | compliant | unknown | compliant | compliant | unknown | compliant | unknown |
| 控制类型 | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW/HIGH | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW/HIGH | ENABLE LOW/HIGH |
| JESD-30 代码 | R-CDIP-T20 | R-PDIP-T20 | R-XDIP-T20 | R-CDIP-T20 | R-XDIP-T20 | R-XDFP-F20 | R-XDFP-F20 | R-PDIP-T20 | R-XDFP-F20 | R-PDIP-T20 |
| JESD-609代码 | e0 | e0 | e0 | e0 | e0 | e0 | e0 | e0 | e0 | e0 |
| 逻辑集成电路类型 | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER |
| 位数 | 4 | 8 | 4 | 4 | 4 | 4 | 4 | 8 | 4 | 4 |
| 功能数量 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 2 |
| 端子数量 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| 最高工作温度 | 125 °C | 70 °C | 70 °C | 125 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
| 输出特性 | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| 输出极性 | INVERTED | TRUE | INVERTED | TRUE | TRUE | INVERTED | TRUE | INVERTED | TRUE | TRUE |
| 封装主体材料 | CERAMIC, METAL-SEALED COFIRED | PLASTIC/EPOXY | CERAMIC | CERAMIC, METAL-SEALED COFIRED | CERAMIC | CERAMIC | CERAMIC | PLASTIC/EPOXY | CERAMIC | PLASTIC/EPOXY |
| 封装代码 | DIP | DIP | DIP | DIP | DIP | DFP | DFP | DIP | DFP | DIP |
| 封装等效代码 | DIP20,.3 | DIP20,.3 | DIP20,.3 | DIP20,.3 | DIP20,.3 | FL20,.3 | FL20,.3 | DIP20,.3 | FL20,.3 | DIP20,.3 |
| 封装形状 | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | FLATPACK | FLATPACK | IN-LINE | FLATPACK | IN-LINE |
| 电源 | 5 V | 5 V | 5 V | 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 | Not Qualified | Not Qualified | Not Qualified |
| 标称供电电压 (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| 表面贴装 | NO | NO | NO | NO | NO | YES | YES | NO | YES | NO |
| 技术 | TTL | TTL | TTL | TTL | TTL | TTL | TTL | TTL | TTL | TTL |
| 温度等级 | MILITARY | COMMERCIAL | COMMERCIAL | MILITARY | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | 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) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) |
| 端子形式 | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | FLAT | FLAT | THROUGH-HOLE | FLAT | THROUGH-HOLE |
| 端子节距 | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 1.27 mm | 1.27 mm | 2.54 mm | 1.27 mm | 2.54 mm |
| 端子位置 | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| 厂商名称 | Fairchild | Fairchild | Fairchild | Fairchild | Fairchild | Fairchild | Fairchild | Fairchild | - | - |
| 包装说明 | CERAMIC, DIP20 | PLASTIC, DIP-20 | - | CERAMIC, DIP20 | - | - | - | PLASTIC, DIP-20 | DFP, FL20,.3 | DIP, DIP20,.3 |
| Base Number Matches | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 是否无铅 | - | - | 含铅 | - | 含铅 | 含铅 | 含铅 | - | 含铅 | 含铅 |
| 峰值回流温度（摄氏度） | - | - | NOT SPECIFIED | - | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | - | NOT SPECIFIED | NOT SPECIFIED |
| 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 |
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