Octal buffers and line drivers 20-PDIP 0 to 70
| 参数名称 | 属性值 |
| Brand Name | Texas Instruments |
| 是否无铅 | 含铅 |
| 是否Rohs认证 | 不符合 |
| 厂商名称 | Texas Instruments(德州仪器) |
| 零件包装代码 | DIP |
| 包装说明 | PLASTIC, DIP-20 |
| 针数 | 20 |
| Reach Compliance Code | not_compliant |
| Factory Lead Time | 1 week |
| 控制类型 | ENABLE LOW |
| 系列 | LS |
| JESD-30 代码 | R-PDIP-T20 |
| 长度 | 25.4 mm |
| 负载电容（CL） | 45 pF |
| 逻辑集成电路类型 | BUS DRIVER |
| 位数 | 4 |
| 功能数量 | 2 |
| 端口数量 | 2 |
| 端子数量 | 20 |
| 最高工作温度 | 70 °C |
| 最低工作温度 | |
| 输出特性 | 3-STATE |
| 输出极性 | INVERTED |
| 封装主体材料 | PLASTIC/EPOXY |
| 封装代码 | DIP |
| 封装等效代码 | DIP20,.3 |
| 封装形状 | RECTANGULAR |
| 封装形式 | IN-LINE |
| 峰值回流温度（摄氏度） | NOT SPECIFIED |
| 电源 | 5 V |
| 最大电源电流（ICC） | 44 mA |
| 传播延迟（tpd） | 18 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 |
| 处于峰值回流温度下的最长时间 | NOT SPECIFIED |
| 宽度 | 7.62 mm |
| Base Number Matches | 1 |
| SN74LS240N3 | SN74LS244N3 | SN74LS240J | SN74LS244J | SN74S241N3 | SN74S244N3 | |
|---|---|---|---|---|---|---|
| 描述 | Octal buffers and line drivers 20-PDIP 0 to 70 | Octal Buffers And Line Drivers With 3-State Outputs 20-PDIP 0 to 70 | Octal buffers and line drivers 20-CDIP 0 to 70 | Octal Buffers And Line Drivers With 3-State Outputs 20-CDIP 0 to 70 | Octal Buffers and Line Drivers With 3-State Outputs 20-PDIP 0 to 70 | Octal Buffers And Line Drivers With 3-State Outputs 20-PDIP 0 to 70 |
| Brand Name | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| 是否无铅 | 含铅 | 含铅 | 含铅 | 含铅 | 含铅 | 含铅 |
| 是否Rohs认证 | 不符合 | 不符合 | 不符合 | 不符合 | 不符合 | 不符合 |
| 零件包装代码 | DIP | DIP | DIP | DIP | DIP | DIP |
| 包装说明 | PLASTIC, DIP-20 | PLASTIC, DIP-20 | DIP, DIP20,.3 | DIP, DIP20,.3 | DIP, DIP20,.3 | DIP, DIP20,.3 |
| 针数 | 20 | 20 | 20 | 20 | 20 | 20 |
| Reach Compliance Code | not_compliant | not_compliant | not_compliant | not_compliant | not_compliant | not_compliant |
| 控制类型 | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW/HIGH | ENABLE LOW |
| 系列 | LS | LS | LS | LS | S | S |
| JESD-30 代码 | R-PDIP-T20 | R-PDIP-T20 | R-GDIP-T20 | R-GDIP-T20 | R-PDIP-T20 | R-PDIP-T20 |
| 长度 | 25.4 mm | 25.4 mm | 24.195 mm | 24.195 mm | 25.4 mm | 25.4 mm |
| 逻辑集成电路类型 | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER |
| 位数 | 4 | 4 | 4 | 4 | 4 | 4 |
| 功能数量 | 2 | 2 | 2 | 2 | 2 | 2 |
| 端口数量 | 2 | 2 | 2 | 2 | 2 | 2 |
| 端子数量 | 20 | 20 | 20 | 20 | 20 | 20 |
| 最高工作温度 | 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 |
| 输出极性 | INVERTED | TRUE | INVERTED | TRUE | TRUE | TRUE |
| 封装主体材料 | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY | PLASTIC/EPOXY |
| 封装代码 | DIP | DIP | DIP | DIP | DIP | DIP |
| 封装等效代码 | DIP20,.3 | DIP20,.3 | DIP20,.3 | DIP20,.3 | DIP20,.3 | DIP20,.3 |
| 封装形状 | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE |
| 峰值回流温度（摄氏度） | 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 |
| 传播延迟（tpd） | 18 ns | 18 ns | 18 ns | 18 ns | 9 ns | 9 ns |
| 认证状态 | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | 5.08 mm | 5.08 mm | 5.08 mm | 5.08 mm | 5.08 mm | 5.08 mm |
| 最大供电电压 (Vsup) | 5.25 V | 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 | 4.75 V |
| 标称供电电压 (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| 表面贴装 | NO | NO | NO | NO | NO | NO |
| 技术 | TTL | TTL | TTL | TTL | TTL | TTL |
| 温度等级 | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| 端子形式 | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| 端子节距 | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| 端子位置 | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| 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 |
| 宽度 | 7.62 mm | 7.62 mm | 7.62 mm | 7.62 mm | 7.62 mm | 7.62 mm |
| 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) |
| 负载电容（CL） | 45 pF | 45 pF | - | - | 50 pF | 50 pF |
| 最大电源电流（ICC） | 44 mA | 46 mA | - | - | 180 mA | 180 mA |
| Base Number Matches | 1 | 1 | 1 | 1 | 1 | - |
汽车电子
stm32/stm8
微控制器 MCU
嵌入式系统
微控制器 MCU
单片机
电子工程世界版权所有
京B2-20211791
京ICP备10001474号-1
电信业务审批[2006]字第258号函
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
