型号
- 型号
- 关键词
| 型号 | SN54LS242FK | SN54LS242J | SN54LS242W | SN54LS243W |
|---|---|---|---|---|
| 描述 | LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CQCC20, CERAMIC, LCC-20 | LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CDIP14, CERAMIC, DIP-14 | LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CDFP14, CERAMIC, DFP-14 | LS SERIES, 4-BIT TRANSCEIVER, TRUE OUTPUT, CDFP14, CERAMIC, DFP-14 |
| 是否Rohs认证 | 不符合 | 不符合 | 不符合 | 不符合 |
| 零件包装代码 | QLCC | DIP | DFP | DFP |
| 包装说明 | QCCN, LCC20,.35SQ | DIP, DIP14,.3 | DFP, FL14,.3 | DFP, FL14,.3 |
| 针数 | 20 | 14 | 14 | 14 |
| Reach Compliance Code | not_compliant | not_compliant | not_compliant | _compli |
| 其他特性 | WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION | WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION | WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION | WITH INDEPENDENT OUTPUT ENABLE FOR EACH DIRECTION |
| 控制类型 | INDEPENDENT CONTROL | INDEPENDENT CONTROL | INDEPENDENT CONTROL | INDEPENDENT CONTROL |
| 计数方向 | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL |
| 系列 | LS | LS | LS | LS |
| JESD-30 代码 | S-CQCC-N20 | R-GDIP-T14 | R-GDFP-F14 | R-GDFP-F14 |
| 长度 | 8.89 mm | 19.56 mm | 9.21 mm | 9.21 mm |
| 负载电容（CL） | 45 pF | 45 pF | 45 pF | 45 pF |
| 逻辑集成电路类型 | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER | BUS TRANSCEIVER |
| 位数 | 4 | 4 | 4 | 4 |
| 功能数量 | 1 | 1 | 1 | 1 |
| 端口数量 | 2 | 2 | 2 | 2 |
| 端子数量 | 20 | 14 | 14 | 14 |
| 最高工作温度 | 125 °C | 125 °C | 125 °C | 125 °C |
| 最低工作温度 | -55 °C | -55 °C | -55 °C | -55 °C |
| 输出特性 | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| 输出极性 | INVERTED | INVERTED | INVERTED | TRUE |
| 封装主体材料 | CERAMIC, METAL-SEALED COFIRED | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED |
| 封装代码 | QCCN | DIP | DFP | DFP |
| 封装等效代码 | LCC20,.35SQ | DIP14,.3 | FL14,.3 | FL14,.3 |
| 封装形状 | SQUARE | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | CHIP CARRIER | IN-LINE | FLATPACK | FLATPACK |
| 峰值回流温度（摄氏度） | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| 电源 | 5 V | 5 V | 5 V | 5 V |
| 最大电源电流（ICC） | 50 mA | 50 mA | 50 mA | 50 mA |
| 传播延迟（tpd） | 18 ns | 18 ns | 18 ns | 18 ns |
| 认证状态 | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | 2.03 mm | 5.08 mm | 2.03 mm | 2.03 mm |
| 最大供电电压 (Vsup) | 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 |
| 标称供电电压 (Vsup) | 5 V | 5 V | 5 V | 5 V |
| 表面贴装 | YES | NO | YES | YES |
| 技术 | TTL | TTL | TTL | TTL |
| 温度等级 | MILITARY | MILITARY | MILITARY | MILITARY |
| 端子形式 | NO LEAD | THROUGH-HOLE | FLAT | FLAT |
| 端子节距 | 1.27 mm | 2.54 mm | 1.27 mm | 1.27 mm |
| 端子位置 | QUAD | 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 |
| 翻译 | N/A | N/A | N/A | N/A |
| 宽度 | 8.89 mm | 7.62 mm | 6.29 mm | 6.29 mm |
| Base Number Matches | 1 | 1 | 1 | - |