SN74LVC1T45DCKR vs SN74LVC1T45QDCKRQ1 Comparison
Detailed side-by-side comparison of SN74LVC1T45DCKR by Texas Instruments and SN74LVC1T45QDCKRQ1 by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
SN74LVC1T45DCKR - 420Mbps Single-Bit Dual-Supply Level Shifter | TI
SN74LVC1T45DCKR ✓ ActiveTexas Instruments
SN74LVC1T45QDCKRQ1 - Auto 1-Bit Dual-Supply Translator | TI
SN74LVC1T45QDCKRQ1 ✓ ActiveSpecification Comparison
| Parameter | SN74LVC1T45DCKR | SN74LVC1T45QDCKRQ1 |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Logic ICs | Logic ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.14 | $0.48 |
| Function | Single-bit dual-supply bus transceiver / voltage level translator | Single-bit dual-supply bus transceiver with configurable voltage translation |
| Channels | 1 channel, bidirectional | 1 channel (1-bit bidirectional) |
| Data Rate | 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 | — |
| Operating Temperature | -40C to +85C | — |
| Package | SC-70-6 (DCK) | SC-70-6 (DCK) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | Yes |
| Output Type | — | 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) |
| Operating Temperature Range | — | -40 C to +125 C |
| AEC-Q100 Qualification | — | Qualified (Automotive Grade 1) |