Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85
| 参数名称 | 属性值 |
| Brand Name | Texas Instruments |
| 是否无铅 | 不含铅 |
| 是否Rohs认证 | 符合 |
| 厂商名称 | Texas Instruments(德州仪器) |
| 零件包装代码 | SOIC |
| 包装说明 | SOP, SOP20,.4 |
| 针数 | 20 |
| Reach Compliance Code | compli |
| ECCN代码 | EAR99 |
| Factory Lead Time | 6 weeks |
| 控制类型 | ENABLE LOW |
| 计数方向 | UNIDIRECTIONAL |
| 系列 | AHCT/VHCT/VT |
| JESD-30 代码 | R-PDSO-G20 |
| JESD-609代码 | e4 |
| 长度 | 12.8 mm |
| 负载电容（CL） | 50 pF |
| 逻辑集成电路类型 | BUS DRIVER |
| 最大I（ol） | 0.008 A |
| 湿度敏感等级 | 1 |
| 位数 | 4 |
| 功能数量 | 2 |
| 端口数量 | 2 |
| 端子数量 | 20 |
| 最高工作温度 | 85 °C |
| 最低工作温度 | -40 °C |
| 输出特性 | 3-STATE |
| 输出极性 | TRUE |
| 封装主体材料 | PLASTIC/EPOXY |
| 封装代码 | SOP |
| 封装等效代码 | SOP20,.4 |
| 封装形状 | RECTANGULAR |
| 封装形式 | SMALL OUTLINE |
| 包装方法 | TR |
| 峰值回流温度（摄氏度） | 260 |
| 电源 | 5 V |
| 最大电源电流（ICC） | 0.04 mA |
| Prop。Delay @ Nom-Su | 9.5 ns |
| 传播延迟（tpd） | 9.5 ns |
| 认证状态 | Not Qualified |
| 座面最大高度 | 2.65 mm |
| 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 | YES |
| 技术 | CMOS |
| 温度等级 | INDUSTRIAL |
| 端子面层 | Nickel/Palladium/Gold (Ni/Pd/Au) |
| 端子形式 | GULL WING |
| 端子节距 | 1.27 mm |
| 端子位置 | DUAL |
| 处于峰值回流温度下的最长时间 | NOT SPECIFIED |
| 宽度 | 7.5 mm |
| SN74AHCT244DWR | SN74AHCT244DGVR | SN74AHCT244DBR | SN74AHCT244DW | SN74AHCT244N | SN74AHCT244NSR | SN74AHCT244PW | |
|---|---|---|---|---|---|---|---|
| 描述 | Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85 | Octal Buffers/Drivers With 3-State Outputs 20-TVSOP -40 to 85 | Octal Buffers/Drivers With 3-State Outputs 20-SSOP -40 to 85 | Octal Buffers/Drivers With 3-State Outputs 20-SOIC -40 to 85 | Octal Buffers/Drivers With 3-State Outputs 20-PDIP -40 to 85 | Octal Buffers/Drivers With 3-State Outputs 20-SO -40 to 85 | Octal Buffers/Drivers With 3-State Outputs 20-TSSOP -40 to 85 |
| Brand Name | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| 是否无铅 | 不含铅 | 不含铅 | 不含铅 | 不含铅 | 不含铅 | 不含铅 | 不含铅 |
| 是否Rohs认证 | 符合 | 符合 | 符合 | 符合 | 符合 | 符合 | 符合 |
| 零件包装代码 | SOIC | SOIC | SSOP | SOIC | DIP | SOIC | TSSOP |
| 包装说明 | SOP, SOP20,.4 | TSSOP, TSSOP20,.25,16 | SSOP-20 | SOP, SOP20,.4 | DIP, DIP20,.3 | SOP, SOP20,.3 | TSSOP, TSSOP20,.25 |
| 针数 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Reach Compliance Code | compli | compli | compli | compli | compli | compli | compli |
| ECCN代码 | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 | EAR99 |
| Factory Lead Time | 6 weeks | 1 week | 1 week | 1 week | 1 week | 1 week | 1 week |
| 控制类型 | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW |
| 计数方向 | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL | UNIDIRECTIONAL |
| 系列 | AHCT/VHCT/VT | AHCT/VHCT/VT | AHCT/VHCT/VT | AHCT/VHCT/VT | AHCT/VHCT/VT | AHCT/VHCT/VT | AHCT/VHCT/VT |
| JESD-30 代码 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDIP-T20 | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609代码 | e4 | e4 | e4 | e4 | e4 | e4 | e4 |
| 长度 | 12.8 mm | 5 mm | 7.2 mm | 12.8 mm | 25.4 mm | 12.6 mm | 6.5 mm |
| 负载电容（CL） | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF |
| 逻辑集成电路类型 | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER |
| 最大I（ol） | 0.008 A | 0.008 A | 0.008 A | 0.008 A | 0.008 A | 0.008 A | 0.008 A |
| 位数 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| 功能数量 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 端口数量 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 端子数量 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| 最高工作温度 | 85 °C | 85 °C | 85 °C | 85 °C | 85 °C | 85 °C | 85 °C |
| 最低工作温度 | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C |
| 输出特性 | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| 输出极性 | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE | TRUE |
| 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 | TSSOP | SSOP | SOP | DIP | SOP | TSSOP |
| 封装等效代码 | SOP20,.4 | TSSOP20,.25,16 | SSOP20,.3 | SOP20,.4 | DIP20,.3 | SOP20,.3 | TSSOP20,.25 |
| 封装形状 | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH | SMALL OUTLINE | IN-LINE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| 包装方法 | TR | TR | TR | TUBE | TUBE | TR | TUBE |
| 峰值回流温度（摄氏度） | 260 | 260 | 260 | 260 | NOT SPECIFIED | 260 | 260 |
| 电源 | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| 最大电源电流（ICC） | 0.04 mA | 0.04 mA | 0.04 mA | 0.04 mA | 0.04 mA | 0.04 mA | 0.04 mA |
| Prop。Delay @ Nom-Su | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns |
| 传播延迟（tpd） | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns |
| 认证状态 | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | 2.65 mm | 1.2 mm | 2 mm | 2.65 mm | 5.08 mm | 2 mm | 1.2 mm |
| 最大供电电压 (Vsup) | 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 (Vsup) | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V | 4.5 V |
| 标称供电电压 (Vsup) | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| 表面贴装 | YES | YES | YES | YES | NO | YES | YES |
| 技术 | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS | CMOS |
| 温度等级 | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| 端子面层 | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| 端子形式 | GULL WING | GULL WING | GULL WING | GULL WING | THROUGH-HOLE | GULL WING | GULL WING |
| 端子节距 | 1.27 mm | 0.4 mm | 0.65 mm | 1.27 mm | 2.54 mm | 1.27 mm | 0.65 mm |
| 端子位置 | DUAL | 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 | NOT SPECIFIED |
| 宽度 | 7.5 mm | 4.4 mm | 5.3 mm | 7.5 mm | 7.62 mm | 5.3 mm | 4.4 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) | - |
| 湿度敏感等级 | 1 | 1 | 1 | 1 | - | 1 | 1 |
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