Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDSO16, PLASTIC, SOIC-16
| 参数名称 | 属性值 |
| 是否Rohs认证 | 不符合 |
| 厂商名称 | Motorola ( NXP ) |
| 包装说明 | SOP, SOP16,.25 |
| Reach Compliance Code | unknown |
| 其他特性 | TCO OUTPUT |
| 计数方向 | BIDIRECTIONAL |
| 系列 | LS |
| JESD-30 代码 | R-PDSO-G16 |
| JESD-609代码 | e0 |
| 长度 | 9.9 mm |
| 负载电容（CL） | 15 pF |
| 负载/预设输入 | YES |
| 逻辑集成电路类型 | BINARY COUNTER |
| 最大频率@ Nom-Sup | 20000000 Hz |
| 最大I（ol） | 0.008 A |
| 工作模式 | SYNCHRONOUS |
| 位数 | 4 |
| 功能数量 | 1 |
| 端子数量 | 16 |
| 最高工作温度 | 70 °C |
| 最低工作温度 | |
| 封装主体材料 | PLASTIC/EPOXY |
| 封装代码 | SOP |
| 封装等效代码 | SOP16,.25 |
| 封装形状 | RECTANGULAR |
| 封装形式 | SMALL OUTLINE |
| 包装方法 | TAPE AND REEL |
| 峰值回流温度（摄氏度） | NOT SPECIFIED |
| 电源 | 5 V |
| 最大电源电流（ICC） | 35 mA |
| 传播延迟（tpd） | 36 ns |
| 认证状态 | Not Qualified |
| 座面最大高度 | 1.75 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 | YES |
| 技术 | TTL |
| 温度等级 | COMMERCIAL |
| 端子面层 | Tin/Lead (Sn/Pb) |
| 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 |
| 触发器类型 | POSITIVE EDGE |
| 宽度 | 3.9 mm |
| 最小 fmax | 20 MHz |
| SN74LS191DR2 | SN74LS190DR2 | SN74LS190ND | SN74LS191ND | SN54LS190JD | SN54LS191JD | |
|---|---|---|---|---|---|---|
| 描述 | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDSO16, PLASTIC, SOIC-16 | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDSO16, PLASTIC, SOIC-16 | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, PDIP16, PLASTIC, DIP-16 | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDIP16, PLASTIC, DIP-16 | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL DECADE COUNTER, CDIP16, CERAMIC, DIP-16 | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CDIP16, CERAMIC, DIP-16 |
| 包装说明 | SOP, SOP16,.25 | SOP, SOP16,.25 | DIP, DIP16,.3 | DIP, DIP16,.3 | DIP, | DIP, |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown | unknown |
| 其他特性 | TCO OUTPUT | TCO OUTPUT | TCO OUTPUT | TCO OUTPUT | TCO OUTPUT | TCO OUTPUT |
| 计数方向 | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL |
| 系列 | LS | LS | LS | LS | LS | LS |
| JESD-30 代码 | R-PDSO-G16 | R-PDSO-G16 | R-PDIP-T16 | R-PDIP-T16 | R-GDIP-T16 | R-GDIP-T16 |
| 长度 | 9.9 mm | 9.9 mm | 19.175 mm | 19.175 mm | 19.3 mm | 19.3 mm |
| 负载电容（CL） | 15 pF | 15 pF | 15 pF | 15 pF | 15 pF | 15 pF |
| 负载/预设输入 | YES | YES | YES | YES | YES | YES |
| 逻辑集成电路类型 | BINARY COUNTER | DECADE COUNTER | DECADE COUNTER | BINARY COUNTER | DECADE COUNTER | BINARY COUNTER |
| 工作模式 | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS |
| 位数 | 4 | 4 | 4 | 4 | 4 | 4 |
| 功能数量 | 1 | 1 | 1 | 1 | 1 | 1 |
| 端子数量 | 16 | 16 | 16 | 16 | 16 | 16 |
| 最高工作温度 | 70 °C | 70 °C | 70 °C | 70 °C | 125 °C | 125 °C |
| 封装主体材料 | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED |
| 封装代码 | SOP | SOP | DIP | DIP | DIP | DIP |
| 封装形状 | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | SMALL OUTLINE | SMALL OUTLINE | IN-LINE | IN-LINE | IN-LINE | IN-LINE |
| 最大电源电流（ICC） | 35 mA | 35 mA | 35 mA | 35 mA | 35 mA | 35 mA |
| 传播延迟（tpd） | 36 ns | 36 ns | 36 ns | 36 ns | 36 ns | 36 ns |
| 认证状态 | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | 1.75 mm | 1.75 mm | 4.44 mm | 4.44 mm | 4.19 mm | 4.19 mm |
| 最大供电电压 (Vsup) | 5.25 V | 5.25 V | 5.25 V | 5.25 V | 5.5 V | 5.5 V |
| 最小供电电压 (Vsup) | 4.75 V | 4.75 V | 4.75 V | 4.75 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 |
| 表面贴装 | YES | YES | NO | NO | NO | NO |
| 技术 | TTL | TTL | TTL | TTL | TTL | TTL |
| 温度等级 | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | MILITARY | MILITARY |
| 端子形式 | GULL WING | GULL WING | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE | THROUGH-HOLE |
| 端子节距 | 1.27 mm | 1.27 mm | 2.54 mm | 2.54 mm | 2.54 mm | 2.54 mm |
| 端子位置 | DUAL | DUAL | DUAL | DUAL | DUAL | DUAL |
| 触发器类型 | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE |
| 宽度 | 3.9 mm | 3.9 mm | 7.62 mm | 7.62 mm | 7.62 mm | 7.62 mm |
| 最小 fmax | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| 是否Rohs认证 | 不符合 | 不符合 | 不符合 | 不符合 | - | - |
| 厂商名称 | Motorola ( NXP ) | Motorola ( NXP ) | - | - | Motorola ( NXP ) | Motorola ( NXP ) |
| JESD-609代码 | e0 | e0 | e0 | e0 | - | - |
| 最大频率@ Nom-Sup | 20000000 Hz | 20000000 Hz | 20000000 Hz | 20000000 Hz | - | - |
| 最大I（ol） | 0.008 A | 0.008 A | 0.008 A | 0.008 A | - | - |
| 封装等效代码 | SOP16,.25 | SOP16,.25 | DIP16,.3 | DIP16,.3 | - | - |
| 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 | - | - |
| 端子面层 | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | - | - |
| 处于峰值回流温度下的最长时间 | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | - | - |
| 零件包装代码 | - | SOIC | DIP | DIP | DIP | DIP |
| 针数 | - | 16 | 16 | 16 | 16 | 16 |
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