型号
- 型号
- 关键词
| 型号 | SN54ALS1244FH | SN74ALS1244A-1FN | SN74ALS1244AFN | SN74ALS1244A-1J | SN74ALS1244A-1NP1 | SN74ALS1244A-1N1 | SN54ALS1244AFH |
|---|---|---|---|---|---|---|---|
| 描述 | IC,BUFFER/DRIVER,DUAL,4-BIT,ALS-TTL,LLCC,20PIN,CERAMIC | IC,BUFFER/DRIVER,DUAL,4-BIT,ALS-TTL,LDCC,20PIN,PLASTIC | IC,BUFFER/DRIVER,DUAL,4-BIT,ALS-TTL,LDCC,20PIN,PLASTIC | IC,BUFFER/DRIVER,DUAL,4-BIT,ALS-TTL,DIP,20PIN,CERAMIC | IC,BUFFER/DRIVER,DUAL,4-BIT,ALS-TTL,DIP,20PIN,PLASTIC | IC,BUFFER/DRIVER,DUAL,4-BIT,ALS-TTL,DIP,20PIN,PLASTIC | IC,BUFFER/DRIVER,DUAL,4-BIT,ALS-TTL,LLCC,20PIN,CERAMIC |
| 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 |
| 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) | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) |
| 包装说明 | QCCN, LCC20,.35SQ | QCCJ, LDCC20,.4SQ | QCCJ, LDCC20,.4SQ | DIP, DIP20,.3 | DIP, DIP20,.3 | DIP, DIP20,.3 | QCCN, LCC20,.35SQ |
| Reach Compliance Code | _compli | 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 | ENABLE LOW | ENABLE LOW |
| JESD-30 代码 | S-XQCC-N20 | S-PQCC-J20 | S-PQCC-J20 | R-XDIP-T20 | R-PDIP-T20 | R-PDIP-T20 | S-XQCC-N20 |
| 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 | 0.024 A | 0.016 A | 0.024 A | 0.024 A | 0.024 A | 0.008 A |
| 位数 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| 功能数量 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 端子数量 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| 最高工作温度 | 125 °C | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 125 °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 | CERAMIC | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC |
| 封装代码 | QCCN | QCCJ | QCCJ | DIP | DIP | DIP | QCCN |
| 封装等效代码 | LCC20,.35SQ | LDCC20,.4SQ | LDCC20,.4SQ | DIP20,.3 | DIP20,.3 | DIP20,.3 | LCC20,.35SQ |
| 封装形状 | SQUARE | SQUARE | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE |
| 封装形式 | CHIP CARRIER | CHIP CARRIER | CHIP CARRIER | IN-LINE | IN-LINE | IN-LINE | CHIP CARRIER |
| 电源 | 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 |
| 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 | NO | NO | NO | YES |
| 技术 | TTL | TTL | TTL | TTL | TTL | TTL | TTL |
| 温度等级 | MILITARY | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | MILITARY |
| 端子形式 | NO LEAD | J BEND | J BEND | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | NO LEAD |
| 端子节距 | 1.27 mm | 1.27 mm | 1.27 mm | 2.54 mm | 2.54 mm | 2.54 mm | 1.27 mm |
| 端子位置 | QUAD | QUAD | QUAD | DUAL | DUAL | DUAL | QUAD |
| Prop。Delay @ Nom-Sup | - | 22 ns | 22 ns | 22 ns | 22 ns | 22 ns | 26 ns |