SN74HC21PWR vs SN74HC21QPWRQ1 对比
详细并排对比 SN74HC21PWR 出自 Texas Instruments 和 SN74HC21QPWRQ1 出自 Texas Instruments。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Texas Instruments
SN74HC21QPWRQ1 - Dual 4-Input AND Gate, 2-6V | Texas Instruments
SN74HC21QPWRQ1 ✓ 量产中规格对比
| 参数 | SN74HC21PWR | SN74HC21QPWRQ1 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Logic ICs | Logic ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.15 | $0.27 |
| Logic Function | Dual 4-input positive-AND gate | — |
| Boolean Function | Y = A AND B AND C AND D (positive logic) | Y = A - B - C - D (positive logic) |
| Number of Channels | 2 | — |
| Inputs per Gate | 4 | — |
| Supply Voltage Range | 2 V to 6 V | 2 V to 6 V |
| Output Drive Strength | 5.2 mA at 6 V | 5.2 mA at 6 V |
| LSTTL Load Drive | Up to 10 LSTTL loads | — |
| Quiescent Supply Current | 20 uA maximum | — |
| Logic Family | HC (High-Speed CMOS) | HC (High-Speed CMOS) |
| Input Type | Standard CMOS (non-Schmitt) | — |
| 输出类型 | Push-pull (totem pole) | Push-Pull CMOS |
| 工作温度范围 | -40C to +85C | -40C to +125C |
| 封装 | TSSOP (PW), 14 pins | TSSOP-14 (PW), 4.40 mm width |
| 安装类型 | Surface Mount | Surface Mount |
| Technology | Silicon-gate CMOS | — |
| Logic Type | — | AND Gate |
| Number of Circuits | — | 2 |
| Number of Inputs per Gate | — | 4 |
| Supply Current (Max ICC) | — | 20 uA |
| LSTTL Loads per Output | — | 10 |
| Qualification | — | AEC-Q100 (Automotive) |
| Packaging | — | Tape and Reel (Digi-Reel available) |
| RoHS 状态 | — | Compliant |