SN74LVC1T45DCKR vs SN74LVC1T45QDCKRQ1 对比
详细并排对比 SN74LVC1T45DCKR 出自 Texas Instruments 和 SN74LVC1T45QDCKRQ1 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
SN74LVC1T45DCKR - 420Mbps Single-Bit Dual-Supply Level Shifter | TI
SN74LVC1T45DCKR ✓ 量产中Texas Instruments
SN74LVC1T45QDCKRQ1 - Auto 1-Bit Dual-Supply Translator | TI
SN74LVC1T45QDCKRQ1 ✓ 量产中规格对比
| 参数 | SN74LVC1T45DCKR | SN74LVC1T45QDCKRQ1 |
|---|---|---|
| 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） | $0.14 | $0.48 |
| 功能 | Single-bit dual-supply bus transceiver / voltage level translator | Single-bit dual-supply bus transceiver with configurable voltage translation |
| 通道数 | 1 channel, bidirectional | 1 channel (1-bit bidirectional) |
| 数据速率 | 420 Mbps | — |
| Direction Control | DIR pin (high = A->B, low = B->A) | DIR pin |
| Output Enable | OE pin, tri-states outputs when high | — |
| VCCA Supply Range | 1.65 V to 5.5 V | — |
| VCCB Supply Range | 1.65 V to 5.5 V | — |
| Logic Family | LVC (Low-Voltage CMOS) | — |
| Technology | CMOS | LVC CMOS |
| Propagation Delay (typ @ 3.3 V) | 3.3 ns | — |
| Quiescent Current (max) | 10 uA | — |
| Output Drive (at 3.3 V) | ±24 mA | — |
| ESD Protection | 2000 V HBM per JESD 22 A114-A | — |
| Input Tolerance | 5.5 V tolerant on both ports | 5.5 V tolerant regardless of VCC |
| VCC Isolation (Ioff) | Yes - both ports Hi-Z if either VCC at GND | — |
| 工作温度 | -40C to +85C | — |
| 封装 | SC-70-6 (DCK) | SC-70-6 (DCK) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | Yes |
| 输出类型 | — | 3-State, non-inverting |
| VCCA Range | — | 1.65 V to 5.5 V |
| VCCB Range | — | 1.65 V to 5.5 V |
| Data Rate (max) | — | 420 Mbps |
| Propagation Delay (max) | — | 3.3 ns at 3.3 V |
| Output Drive (IOH/IOL) | — | +/-24 mA at 3.3 V |
| Quiescent Current (ICC max) | — | 10 uA |
| Ioff Support | — | Yes (partial-power-down back-power protection) |
| 工作温度范围 | — | -40 C to +125 C |
| AEC-Q100 Qualification | — | Qualified (Automotive Grade 1) |