LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20
| 参数名称 | 属性值 |
| 功能数量 | 1 |
| 端子数量 | 20 |
| 最大工作温度 | 70 Cel |
| 最小工作温度 | 0.0 Cel |
| 最大供电/工作电压 | 5.25 V |
| 最小供电/工作电压 | 4.75 V |
| 额定供电电压 | 5 V |
| 端口数 | 2 |
| 加工封装描述 | ROHS COMPLIANT, PLASTIC, DIP-20 |
| 无铅 | Yes |
| 状态 | ACTIVE |
| 工艺 | TTL |
| 包装形状 | RECTANGULAR |
| 包装尺寸 | IN-LINE |
| 端子形式 | THROUGH-HOLE |
| 端子间距 | 2.54 mm |
| 端子涂层 | NICKEL PALLADIUM GOLD |
| 端子位置 | DUAL |
| 包装材料 | PLASTIC/EPOXY |
| 温度等级 | COMMERCIAL |
| 系列 | LS |
| 输出特性 | 3-ST |
| 逻辑IC类型 | TRANSCEIVER |
| 位数 | 8 |
| 输出极性 | TRUE |
| 传播延迟TPD | 15 ns |

| SN74LS640 | 74LS645 | SN74LS645N | SN74LS645DW | SN74LS642N | SN74LS642DW | SN74LS641N | SN74LS641DW | SN74LS640N | SN74LS640DW | |
|---|---|---|---|---|---|---|---|---|---|---|
| 描述 | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20 | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20 | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20, PLASTIC, DIP-20 | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20, PLASTIC, SOIC-20 | LS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDIP20 | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20 | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20 | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO20 | LS SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDIP20 | LS SERIES, 8-BIT TRANSCEIVER, INVERTED OUTPUT, PDSO20 |
| 功能数量 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| 端子数量 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| 端子形式 | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | GULL WING | THROUGH-HOLE | GULL WING | THROUGH-HOLE | GULL WING | THROUGH-HOLE | GULL WING |
| 端子位置 | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| 温度等级 | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| 系列 | LS | LS | LS | LS | LS | LS | LS | LS | LS | LS |
| 输出特性 | 3-ST | 3-ST | 3-STATE | 3-STATE | OPEN-COLLECTOR | OPEN-COLLECTOR | OPEN-COLLECTOR | OPEN-COLLECTOR | 3-STATE | 3-STATE |
| 位数 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| 输出极性 | TRUE | TRUE | TRUE | TRUE | INVERTED | INVERTED | TRUE | TRUE | INVERTED | INVERTED |
| 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 |
| 零件包装代码 | - | - | DIP | SOIC | DIP | SOIC | DIP | SOIC | DIP | SOIC |
| 包装说明 | - | - | PLASTIC, DIP-20 | PLASTIC, SOIC-20 | PLASTIC, DIP-20 | PLASTIC, SOIC-20 | PLASTIC, DIP-20 | PLASTIC, SOIC-20 | PLASTIC, DIP-20 | PLASTIC, SOIC-20 |
| 针数 | - | - | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Reach Compliance Code | - | - | not_compliant | not_compliant | _compli | _compli | _compli | _compli | _compli | _compli |
| 控制类型 | - | - | COMMON CONTROL | COMMON CONTROL | COMMON CONTROL | COMMON CONTROL | COMMON CONTROL | COMMON CONTROL | COMMON CONTROL | COMMON CONTROL |
| 计数方向 | - | - | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL |
| JESD-30 代码 | - | - | R-PDIP-T20 | R-PDSO-G20 | R-PDIP-T20 | R-PDSO-G20 | R-PDIP-T20 | R-PDSO-G20 | R-PDIP-T20 | R-PDSO-G20 |
| JESD-609代码 | - | - | e0 | e0 | e0 | e0 | e0 | e0 | e0 | e0 |
| 长度 | - | - | 26.415 mm | 12.8 mm | 26.415 mm | 12.8 mm | 26.415 mm | 12.8 mm | 26.415 mm | 12.8 mm |
| 逻辑集成电路类型 | - | - | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER |
| 最大I(ol) | - | - | 0.024 A | 0.024 A | 0.024 A | 0.024 A | 0.024 A | 0.024 A | 0.024 A | 0.024 A |
| 端口数量 | - | - | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 最高工作温度 | - | - | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C |
| 封装主体材料 | - | - | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| 封装代码 | - | - | DIP | SOP | DIP | SOP | DIP | SOP | DIP | SOP |
| 封装等效代码 | - | - | DIP20,.3 | SOP20,.4 | DIP20,.3 | SOP20,.4 | DIP20,.3 | SOP20,.4 | DIP20,.3 | SOP20,.4 |
| 封装形状 | - | - | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | - | - | IN-LINE | SMALL OUTLINE | IN-LINE | SMALL OUTLINE | IN-LINE | SMALL OUTLINE | IN-LINE | SMALL OUTLINE |
| 峰值回流温度(摄氏度) | - | - | 235 | - | NOT SPECIFIED | NOT SPECIFIED | 235 | NOT SPECIFIED | 240 | NOT SPECIFIED |
| 传播延迟(tpd) | - | - | 15 ns | 15 ns | 25 ns | 25 ns | 25 ns | 25 ns | 15 ns | 15 ns |
| 认证状态 | - | - | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | - | - | 4.57 mm | 2.65 mm | 4.57 mm | 2.65 mm | 4.57 mm | 2.65 mm | 4.57 mm | 2.65 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 | 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 | 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 | 5 V | 5 V |
| 表面贴装 | - | - | NO | YES | NO | YES | NO | YES | NO | YES |
| 技术 | - | - | TTL | TTL | TTL | TTL | TTL | TTL | TTL | TTL |
| 端子面层 | - | - | TIN LEAD | TIN LEAD | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) |
| 端子节距 | - | - | 2.54 mm | 1.27 mm | 2.54 mm | 1.27 mm | 2.54 mm | 1.27 mm | 2.54 mm | 1.27 mm |
| 处于峰值回流温度下的最长时间 | - | - | 30 | - | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | 30 | NOT SPECIFIED |
| 宽度 | - | - | 7.62 mm | 7.5 mm | 7.62 mm | 7.5 mm | 7.62 mm | 7.5 mm | 7.62 mm | 7.5 mm |
| 厂商名称 | - | - | - | - | ON Semiconductor(安森美) | ON Semiconductor(安森美) | ON Semiconductor(安森美) | ON Semiconductor(安森美) | ON Semiconductor(安森美) | ON Semiconductor(安森美) |
| 电源 | - | - | - | - | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Prop。Delay @ Nom-Su | - | - | - | - | 25 ns | 25 ns | 25 ns | 25 ns | 15 ns | 15 ns |
| 翻译 | - | - | - | - | N/A | N/A | N/A | N/A | N/A | N/A |
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