F/FAST SERIES, ASYN POSITIVE EDGE TRIGGERED DOWN DIVIDE BYN COUNTER, PQCC28, PLASTIC, CC-28
| 参数名称 | 属性值 |
| 厂商名称 | Texas Instruments(德州仪器) |
| 包装说明 | QCCJ, |
| Reach Compliance Code | unknown |
| 其他特性 | PROGRAMMABLE 16 BIT DOWN COUNTER; 8 MODES OF OPERATION; DIVIDE BY N AND N/2 OUTPUTS AVAILABLE |
| 计数方向 | DOWN |
| 系列 | F/FAST |
| JESD-30 代码 | S-PQCC-J28 |
| 长度 | 11.43 mm |
| 负载电容（CL） | 50 pF |
| 负载/预设输入 | YES |
| 逻辑集成电路类型 | DIVIDE BY N COUNTER |
| 工作模式 | ASYNCHRONOUS |
| 功能数量 | 1 |
| 端子数量 | 28 |
| 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 | QCCJ |
| 封装形状 | SQUARE |
| 封装形式 | CHIP CARRIER |
| 最大电源电流（ICC） | 160 mA |
| 传播延迟（tpd） | 17.5 ns |
| 认证状态 | Not Qualified |
| 座面最大高度 | 4.57 mm |
| 最大供电电压 (Vsup) | 5.5 V |
| 最小供电电压 (Vsup) | 4.5 V |
| 标称供电电压 (Vsup) | 5 V |
| 表面贴装 | YES |
| 技术 | TTL |
| 温度等级 | COMMERCIAL |
| 端子形式 | J BEND |
| 端子节距 | 1.27 mm |
| 端子位置 | QUAD |
| 触发器类型 | POSITIVE EDGE |
| 宽度 | 11.43 mm |
| 最小 fmax | 40 MHz |
| Base Number Matches | 1 |
| 74F525Q | 54F525LM | 54F525DM | 54F525FM | |
|---|---|---|---|---|
| 描述 | F/FAST SERIES, ASYN POSITIVE EDGE TRIGGERED DOWN DIVIDE BYN COUNTER, PQCC28, PLASTIC, CC-28 | F/FAST SERIES, ASYN POSITIVE EDGE TRIGGERED DOWN DIVIDE BYN COUNTER, CQCC28, CERAMIC, LCC-28 | F/FAST SERIES, ASYN POSITIVE EDGE TRIGGERED DOWN DIVIDE BYN COUNTER, CDIP28, CERAMIC, DIP-28 | F/FAST SERIES, ASYN POSITIVE EDGE TRIGGERED DOWN DIVIDE BYN COUNTER, CDFP28, FP-28 |
| 包装说明 | QCCJ, | QCCN, | DIP, | DFP, |
| Reach Compliance Code | unknown | unknown | unknown | unknown |
| 其他特性 | PROGRAMMABLE 16 BIT DOWN COUNTER; 8 MODES OF OPERATION; DIVIDE BY N AND N/2 OUTPUTS AVAILABLE | PROGRAMMABLE 16 BIT DOWN COUNTER; 8 MODES OF OPERATION; DIVIDE BY N AND N/2 OUTPUTS AVAILABLE | PROGRAMMABLE 16 BIT DOWN COUNTER; 8 MODES OF OPERATION; DIVIDE BY N AND N/2 OUTPUTS AVAILABLE | PROGRAMMABLE 16 BIT DOWN COUNTER; 8 MODES OF OPERATION; DIVIDE BY N AND N/2 OUTPUTS AVAILABLE |
| 计数方向 | DOWN | DOWN | DOWN | DOWN |
| 系列 | F/FAST | F/FAST | F/FAST | F/FAST |
| JESD-30 代码 | S-PQCC-J28 | S-CQCC-N28 | R-GDIP-T28 | R-GDFP-F28 |
| 负载电容（CL） | 50 pF | 50 pF | 50 pF | 50 pF |
| 负载/预设输入 | YES | YES | YES | YES |
| 逻辑集成电路类型 | DIVIDE BY N COUNTER | DIVIDE BY N COUNTER | DIVIDE BY N COUNTER | DIVIDE BY N COUNTER |
| 工作模式 | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS | ASYNCHRONOUS |
| 功能数量 | 1 | 1 | 1 | 1 |
| 端子数量 | 28 | 28 | 28 | 28 |
| 最高工作温度 | 70 °C | 125 °C | 125 °C | 125 °C |
| 最低工作温度 | - | -55 °C | -55 °C | -55 °C |
| 封装主体材料 | PLASTIC/EPOXY | CERAMIC, METAL-SEALED COFIRED | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED |
| 封装代码 | QCCJ | QCCN | DIP | DFP |
| 封装形状 | SQUARE | SQUARE | RECTANGULAR | RECTANGULAR |
| 封装形式 | CHIP CARRIER | CHIP CARRIER | IN-LINE | FLATPACK |
| 最大电源电流（ICC） | 160 mA | 160 mA | 160 mA | 160 mA |
| 认证状态 | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 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 | YES | NO | YES |
| 技术 | TTL | TTL | TTL | TTL |
| 温度等级 | COMMERCIAL | MILITARY | MILITARY | MILITARY |
| 端子形式 | J BEND | NO LEAD | THROUGH-HOLE | FLAT |
| 端子位置 | QUAD | QUAD | DUAL | DUAL |
| 触发器类型 | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE |
| Base Number Matches | 1 | 1 | 1 | 1 |
| 厂商名称 | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) | - | Texas Instruments(德州仪器) |
| 座面最大高度 | 4.57 mm | 1.93 mm | 5.715 mm | - |
| 端子节距 | 1.27 mm | 1.27 mm | 2.54 mm | - |
| 宽度 | 11.43 mm | 11.43 mm | 15.24 mm | - |
聊聊、笑笑、闹闹
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