型号
- 型号
- 关键词
| 型号 | SN74ALS878ANT | SN74ALS878ADW | SN74ALS879ANT | SN74AS878FN | SN74AS878NT | SN54ALS878AJT | SN54AS879FK | SN54AS878JT | SN54ALS879AJT | SN54ALS878AFK |
|---|---|---|---|---|---|---|---|---|---|---|
| 描述 | Dual 4-Bit D-Type Edge-Triggered Flip-Flops 24-PDIP 0 to 70 | Dual 4-Bit D-Type Edge-Triggered Flip-Flops 24-SOIC 0 to 70 | ALS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PDIP24, 0.300 INCH, PLASTIC, DIP-24 | AS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, PQCC28, PLASTIC, QCC-28 | Dual 4-Bit D-Type Edge-Triggered Flip-Flops 24-PDIP 0 to 70 | ALS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CDIP24, 0.300 INCH, CERAMIC, DIP-24 | IC AS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CQCC28, CERAMIC, QCC-28, Bus Driver/Transceiver | IC AS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CDIP24, 0.300 INCH, CERAMIC, DIP-24, Bus Driver/Transceiver | ALS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CDIP24, 0.300 INCH, CERAMIC, DIP-24 | ALS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CQCC28, CERAMIC, QCC-28 |
| 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 | 不符合 | 不符合 | 不符合 |
| 零件包装代码 | DIP | SOIC | DIP | QLCC | DIP | DIP | QLCC | DIP | DIP | QLCC |
| 包装说明 | 0.300 INCH, PLASTIC, DIP-24 | PLASTIC, SO-24 | 0.300 INCH, PLASTIC, DIP-24 | PLASTIC, QCC-28 | 0.300 INCH, PLASTIC, DIP-24 | DIP, DIP24,.3 | CERAMIC, QCC-28 | 0.300 INCH, CERAMIC, DIP-24 | DIP, DIP24,.3 | QCCN, LCC28,.45SQ |
| 针数 | 24 | 24 | 24 | 28 | 24 | 24 | 28 | 24 | 24 | 28 |
| Reach Compliance Code | not_compliant | not_compliant | not_compliant | not_compliant | not_compliant | not_compliant | not_compliant | not_compliant | not_compliant | not_compliant |
| 其他特性 | WITH SYNCHRONOUS CLEAR | WITH SYNCHRONOUS CLEAR | WITH SYNCHRONOUS CLEAR | WITH SYNCHRONOUS CLEAR | WITH SYNCHRONOUS CLEAR | WITH SYNCHRONOUS CLEAR | WITH SYNCHRONOUS CLEAR | WITH SYNCHRONOUS CLEAR | WITH SYNCHRONOUS CLEAR | WITH SYNCHRONOUS CLEAR |
| 系列 | ALS | ALS | ALS | AS | AS | ALS | AS | AS | ALS | ALS |
| JESD-30 代码 | R-PDIP-T24 | R-PDSO-G24 | R-PDIP-T24 | R-PQCC-J28 | R-PDIP-T24 | R-GDIP-T24 | S-CQCC-N28 | R-GDIP-T24 | R-GDIP-T24 | S-CQCC-N28 |
| 长度 | 31.64 mm | 15.4 mm | 31.64 mm | 11.5062 mm | 31.64 mm | 32.005 mm | 11.43 mm | 32.005 mm | 32.005 mm | 11.43 mm |
| 负载电容（CL） | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF | 50 pF |
| 逻辑集成电路类型 | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER |
| 位数 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| 功能数量 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 端口数量 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 端子数量 | 24 | 24 | 24 | 28 | 24 | 24 | 28 | 24 | 24 | 28 |
| 最高工作温度 | 70 °C | 70 °C | 70 °C | 70 °C | 70 °C | 125 °C | 125 °C | 125 °C | 125 °C | 125 °C |
| 输出特性 | 3-STATE | 3-STATE | 3-STATE | 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 | TRUE | TRUE | TRUE |
| 封装主体材料 | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | CERAMIC, METAL-SEALED COFIRED | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED | CERAMIC, METAL-SEALED COFIRED |
| 封装代码 | DIP | SOP | DIP | QCCJ | DIP | DIP | QCCN | DIP | DIP | QCCN |
| 封装等效代码 | DIP24,.3 | SOP24,.4 | DIP24,.3 | LDCC28,.5SQ | DIP24,.3 | DIP24,.3 | LCC28,.45SQ | DIP24,.3 | DIP24,.3 | LCC28,.45SQ |
| 封装形状 | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR | SQUARE |
| 封装形式 | IN-LINE | SMALL OUTLINE | IN-LINE | CHIP CARRIER | IN-LINE | IN-LINE | CHIP CARRIER | IN-LINE | IN-LINE | CHIP CARRIER |
| 峰值回流温度（摄氏度） | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| 最大电源电流（ICC） | 31 mA | 31 mA | 31 mA | 155 mA | 155 mA | 31 mA | 150 mA | 155 mA | 31 mA | 31 mA |
| 传播延迟（tpd） | 16 ns | 16 ns | 16 ns | 10.5 ns | 10.5 ns | 17 ns | 12.5 ns | 12.5 ns | 17 ns | 17 ns |
| 认证状态 | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | 5.08 mm | 2.65 mm | 5.08 mm | 4.57 mm | 5.08 mm | 5.08 mm | 2.03 mm | 5.08 mm | 5.08 mm | 2.03 mm |
| 最大供电电压 (Vsup) | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 5.5 V | 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 | 4.5 V | 4.5 V | 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 | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| 表面贴装 | NO | YES | NO | YES | NO | NO | YES | NO | NO | YES |
| 技术 | TTL | TTL | TTL | TTL | TTL | TTL | TTL | TTL | TTL | TTL |
| 温度等级 | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | COMMERCIAL | MILITARY | MILITARY | MILITARY | MILITARY | MILITARY |
| 端子形式 | THROUGH-HOLE | GULL WING | THROUGH-HOLE | J BEND | THROUGH-HOLE | THROUGH-HOLE | NO LEAD | THROUGH-HOLE | THROUGH-HOLE | NO LEAD |
| 端子节距 | 2.54 mm | 1.27 mm | 2.54 mm | 1.27 mm | 2.54 mm | 2.54 mm | 1.27 mm | 2.54 mm | 2.54 mm | 1.27 mm |
| 端子位置 | DUAL | DUAL | DUAL | QUAD | DUAL | DUAL | QUAD | DUAL | DUAL | QUAD |
| 处于峰值回流温度下的最长时间 | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| 触发器类型 | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE | POSITIVE EDGE |
| 宽度 | 7.62 mm | 7.5 mm | 7.62 mm | 11.5062 mm | 7.62 mm | 7.62 mm | 11.43 mm | 7.62 mm | 7.62 mm | 11.43 mm |
| 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) | Texas Instruments(德州仪器) | Texas Instruments(德州仪器) |
| 电源 | 5 V | 5 V | 5 V | - | - | 5 V | - | - | 5 V | 5 V |
| Base Number Matches | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - |