Counter ICs 4-Bit Sync Up/Down
| 参数名称 | 属性值 |
| 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, SOP16,.3 |
| 针数 | 16 |
| Reach Compliance Code | compli |
| 其他特性 | TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK |
| 计数方向 | BIDIRECTIONAL |
| 系列 | LS |
| JESD-30 代码 | R-PDSO-G16 |
| JESD-609代码 | e4 |
| 长度 | 10.2 mm |
| 负载/预设输入 | YES |
| 逻辑集成电路类型 | BINARY COUNTER |
| 最大频率@ Nom-Su | 25000000 Hz |
| 最大I（ol） | 0.008 A |
| 工作模式 | SYNCHRONOUS |
| 湿度敏感等级 | 1 |
| 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,.3 |
| 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） | 260 |
| 电源 | 5 V |
| 最大电源电流（ICC） | 34 mA |
| 传播延迟（tpd） | 47 ns |
| 认证状态 | Not Qualified |
| 座面最大高度 | 2 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 | 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 |
| 触发器类型 | POSITIVE EDGE |
| 宽度 | 5.3 mm |
| 最小 fmax | 25 MHz |
| SN74LS193NSRE4 | SN74LS193NSR | SN74LS193DRE4 | SN74LS193DE4 | |
|---|---|---|---|---|
| 描述 | Counter ICs 4-Bit Sync Up/Down | Synchronous 4-Bit Up/Down Binary Counters With Dual Clock and Clear 16-SO 0 to 70 | Counter ICs 4-Bit Sync Up/Down | Counter ICs 4-Bit Sync Up/Down |
| 是否无铅 | 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 |
| 零件包装代码 | SOIC | SOIC | SOIC | SOIC |
| 包装说明 | SOP, SOP16,.3 | SOP, SOP16,.3 | SOP, SOP16,.25 | SOP, SOP16,.25 |
| 针数 | 16 | 16 | 16 | 16 |
| Reach Compliance Code | compli | compli | compliant | compliant |
| 其他特性 | TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK | TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK | TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK | TCO UP AND TCO DOWN OUTPUTS; SEPARATE UP/DOWN CLOCK |
| 计数方向 | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL | BIDIRECTIONAL |
| 系列 | LS | LS | LS | LS |
| JESD-30 代码 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 |
| JESD-609代码 | e4 | e4 | e4 | e4 |
| 长度 | 10.2 mm | 10.3 mm | 9.9 mm | 9.9 mm |
| 负载/预设输入 | YES | YES | YES | YES |
| 逻辑集成电路类型 | BINARY COUNTER | BINARY COUNTER | BINARY COUNTER | BINARY COUNTER |
| 最大I（ol） | 0.008 A | 0.008 A | 0.008 A | 0.008 A |
| 工作模式 | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS | SYNCHRONOUS |
| 湿度敏感等级 | 1 | 1 | 1 | 1 |
| 位数 | 4 | 4 | 4 | 4 |
| 功能数量 | 1 | 1 | 1 | 1 |
| 端子数量 | 16 | 16 | 16 | 16 |
| 最高工作温度 | 70 °C | 70 °C | 70 °C | 70 °C |
| 封装主体材料 | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| 封装代码 | SOP | SOP | SOP | SOP |
| 封装等效代码 | SOP16,.3 | SOP16,.3 | SOP16,.25 | SOP16,.25 |
| 封装形状 | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| 包装方法 | TAPE AND REEL | TR | TAPE AND REEL | TUBE |
| 峰值回流温度（摄氏度） | 260 | 260 | 260 | 260 |
| 电源 | 5 V | 5 V | 5 V | 5 V |
| 最大电源电流（ICC） | 34 mA | 34 mA | 34 mA | 34 mA |
| 传播延迟（tpd） | 47 ns | 47 ns | 47 ns | 47 ns |
| 认证状态 | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | 2 mm | 2 mm | 1.75 mm | 1.75 mm |
| 最大供电电压 (Vsup) | 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 |
| 标称供电电压 (Vsup) | 5 V | 5 V | 5 V | 5 V |
| 表面贴装 | YES | YES | YES | YES |
| 技术 | TTL | TTL | TTL | TTL |
| 温度等级 | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL |
| 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) |
| 端子形式 | GULL WING | GULL WING | GULL WING | GULL WING |
| 端子节距 | 1.27 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| 端子位置 | 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 |
| 触发器类型 | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE |
| 宽度 | 5.3 mm | 5.3 mm | 3.9 mm | 3.9 mm |
| 最小 fmax | 25 MHz | 25 MHz | 25 MHz | 25 MHz |
| 厂商名称 | Texas Instruments(德州仪器) | - | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) |
| 负载电容（CL） | - | 15 pF | 15 pF | 15 pF |
| Base Number Matches | - | 1 | 1 | 1 |
| 器件名 | 厂商 | 描述 |
|---|---|---|
| DM74LS191MX | Texas Instruments(德州仪器) | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, 0.150 INCH, PLASTIC, SOP-16 |
| DM74LS191MX | Fairchild | Binary Counter, Synchronous, Bidirectional, TTL, PDSO16, |
| HD74LS191FP | Hitachi （Renesas ） | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDSO16, FP-16DA |
| HD74LS191FP-E | Renesas(瑞萨电子) | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, FP-16DA |
| HD74LS193FP | Renesas(瑞萨电子) | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, FP-16DA |
| HD74LS193FP | Hitachi （Renesas ） | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDSO16, FP-16DA |
| HD74LS193FP-E | Renesas(瑞萨电子) | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, FP-16DA |
| HD74LS193FPEL | Renesas(瑞萨电子) | Synchronous Up / Down Decade Counter (dual clock lines) |
| HD74LS193RPEL | Renesas(瑞萨电子) | Synchronous Up / Down Decade Counter (dual clock lines) |
| HD74LS669FPEL | Renesas(瑞萨电子) | Synchronous Up / Down 4-bit Binary Counter |
| SN74LS191D | Motorola ( NXP ) | LS SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, PDSO16, SOIC-16 |
| SN74LS191DR2 | NXP(恩智浦) | IC,COUNTER,UP/DOWN,4-BIT BINARY,LS-TTL,SOP,16PIN,PLASTIC |
| SN74LS191DR2 | Motorola ( NXP ) | Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDSO16, PLASTIC, SOIC-16 |
| SN74LS191NSR | Texas Instruments(德州仪器) | Synchronous 4-Bit Up/Down Counters With Up/Down Mode Control 16-SO 0 to 70 |
| SN74LS191NSRE4 | Texas Instruments(德州仪器) | Counter ICs 4-Bit Sync Up/Down |
| SN74LS191NSRG4 | Texas Instruments(德州仪器) | Counter ICs Sync 4B Up Down Counters |
| SN74LS193NSR | Texas Instruments(德州仪器) | Synchronous 4-Bit Up/Down Binary Counters With Dual Clock and Clear 16-SO 0 to 70 |
| SN74LS193NSRG4 | Texas Instruments(德州仪器) | Counter ICs Sync 4B Up Down Binary Counters |
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