SN74LV244AT Octal Buffer/Driver With 3-State Outputs
| 参数名称 | 属性值 |
| Bits(#) | 8 |
| Rating | Catalog |
| Approx. price(US$) | 0.11 | 1ku |
| Voltage(Nom)(V) | 5 |
| Technology Family | LV-AT |
| tpd @ nom Voltage(Max)(ns) | 8.9 |
| IOH(Max)(mA) | -13 |
| Operating temperature range(C) | -40 to 85 |
| VCC(Max)(V) | 5.5 |
| ICC @ nom voltage(Max)(mA) | 0.02 |
| F @ nom voltage(Max)(Mhz) | 110 |
| Package Group | SOIC|20,SO|20,TSSOP|20,VQFN|20 |
| Schmitt trigger | No |
| VCC(Min)(V) | 4.5 |
| IOL(Max)(mA) | 16 |
| SN74LV244AT | SN74LV244ATNSE4 | SN74LV244ATDWRG4 | SN74LV244ATNSRG4 | SN74LV244ATPWG4 | SN74LV244ATPWRG4 | SN74LV244ATPWTG4 | |
|---|---|---|---|---|---|---|---|
| 描述 | SN74LV244AT Octal Buffer/Driver With 3-State Outputs | Buffers & Line Drivers Octal Buffer Driver | Buffers & Line Drivers Octal Buffer Driver | Buffers & Line Drivers Octal Buffer Driver | Buffers & Line Drivers Octal Buffer Driver | Buffers & Line Drivers Octal Buffer Driver | Buffers & Line Drivers Octal Buffer Driver |
| 是否无铅 | - | - | 不含铅 | 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 | 符合 |
| 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) |
| 零件包装代码 | - | - | SOIC | SOIC | TSSOP | TSSOP | TSSOP |
| 包装说明 | - | - | SOP, SOP20,.4 | SOP, SOP20,.3 | TSSOP, TSSOP20,.25 | TSSOP, TSSOP20,.25 | TSSOP, TSSOP20,.25 |
| 针数 | - | - | 20 | 20 | 20 | 20 | 20 |
| Reach Compliance Code | - | - | unknown | unknown | unknown | unknown | unknown |
| 控制类型 | - | - | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW | ENABLE LOW |
| 系列 | - | - | LV/LV-A/LVX/H | LV/LV-A/LVX/H | LV/LV-A/LVX/H | LV/LV-A/LVX/H | LV/LV-A/LVX/H |
| JESD-30 代码 | - | - | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609代码 | - | - | e4 | e4 | e4 | e4 | e4 |
| 长度 | - | - | 12.8 mm | 12.6 mm | 6.5 mm | 6.5 mm | 6.5 mm |
| 逻辑集成电路类型 | - | - | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER | BUS DRIVER |
| 最大I（ol） | - | - | 0.016 A | 0.016 A | 0.016 A | 0.016 A | 0.016 A |
| 湿度敏感等级 | - | - | 1 | 1 | 1 | 1 | 1 |
| 位数 | - | - | 4 | 4 | 4 | 4 | 4 |
| 功能数量 | - | - | 2 | 2 | 2 | 2 | 2 |
| 端口数量 | - | - | 2 | 2 | 2 | 2 | 2 |
| 端子数量 | - | - | 20 | 20 | 20 | 20 | 20 |
| 最高工作温度 | - | - | 85 °C | 85 °C | 85 °C | 85 °C | 85 °C |
| 最低工作温度 | - | - | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C |
| 输出特性 | - | - | 3-STATE | 3-STATE | 3-STATE | 3-STATE | 3-STATE |
| 输出极性 | - | - | TRUE | TRUE | TRUE | TRUE | TRUE |
| 封装主体材料 | - | - | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| 封装代码 | - | - | SOP | SOP | TSSOP | TSSOP | TSSOP |
| 封装等效代码 | - | - | SOP20,.4 | SOP20,.3 | TSSOP20,.25 | TSSOP20,.25 | TSSOP20,.25 |
| 封装形状 | - | - | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| 封装形式 | - | - | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| 包装方法 | - | - | TAPE AND REEL | TAPE AND REEL | TUBE | TR | TUBE |
| 峰值回流温度（摄氏度） | - | - | 260 | 260 | 260 | 260 | 260 |
| 电源 | - | - | 5 V | 5 V | 5 V | 5 V | 5 V |
| Prop。Delay @ Nom-Sup | - | - | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns |
| 传播延迟（tpd） | - | - | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns | 9.5 ns |
| 认证状态 | - | - | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| 座面最大高度 | - | - | 2.65 mm | 2 mm | 1.2 mm | 1.2 mm | 1.2 mm |
| 最大供电电压 (Vsup) | - | - | 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 |
| 标称供电电压 (Vsup) | - | - | 5 V | 5 V | 5 V | 5 V | 5 V |
| 表面贴装 | - | - | YES | YES | YES | YES | YES |
| 技术 | - | - | CMOS | CMOS | CMOS | CMOS | CMOS |
| 温度等级 | - | - | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| 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) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| 端子形式 | - | - | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| 端子节距 | - | - | 1.27 mm | 1.27 mm | 0.65 mm | 0.65 mm | 0.65 mm |
| 端子位置 | - | - | DUAL | 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 | NOT SPECIFIED |
| 宽度 | - | - | 7.5 mm | 5.3 mm | 4.4 mm | 4.4 mm | 4.4 mm |
FPGA/CPLD
电子竞赛
实时操作系统RTOS
MicroPython开源版块
嵌入式系统
51单片机
电子工程世界版权所有
京B2-20211791
京ICP备10001474号-1
电信业务审批[2006]字第258号函
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
