SN74AUP1T34
- Wide Operating VCC Range of 0.9 V to 3.6 V
- Balanced Propagation Delays: tPLH = tPHL (1.8-V to 3.3-V Translation Typical)
- Low Static-Power Consumption: Maximum of 5-µA ICC
- ±6-mA Output Drive at 3 V
- Ioff Supports Partial Power-Down-Mode Operation
- VCC Isolation Feature – If VCCA Input Is at GND, B Port Is in the High-Impedance state
- Input Hysteresis Allows Slow Input Transition and Better Switching Noise Immunity at Input
- ESD Protection Exceeds JESD 22
- 5000-V Human-Body Model (A114-A)
- Latch-Up Performance Exceeds 100 mA Per JESD 78, Class II
The SN74AUP1T34 device is a 1-bit noninverting translator that uses two separate configurable power-supply rails. It is a uni-directional translator from A to B. The A port is designed to track VCCA. VCCA accepts supply voltages from 0.9 V to 3.6 V. The B port is designed to track VCCB. VCCB accepts supply voltages from 0.9 V to 3.6 V. This allows for low-voltage translation between 1-V, 1.2-V, 1.5-V, 1.8-V, 2.5-V, and 3.3-V voltage nodes. The SN74AUP1T34 is also fully specified for partial-power-down applications using Ioff. The Ioff circuitry disables the outputs, preventing damaging current backflow through the device when it is powered down.
The VCC isolation feature ensures that if VCCA input is at GND, the B port is in the high-impedance state. If VCCB input is at GND, any input to the A side does not cause the leakage current even floating.
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技術文件
| 重要文件 | 類型 | 標題 | 格式選項 | 下載最新的英文版本 | 日期 | |
|---|---|---|---|---|---|---|
| * | 資料表 | SN74AUP1T34 1-Bit Unidirectional Voltage-Level Translator datasheet (Rev. F) | PDF | HTML | 2018/4/20 | ||
| 應用說明 | Schematic Checklist - A Guide to Designing With Fixed or Direction Control Translators | PDF | HTML | 2024/10/2 | |||
| 應用說明 | Schematic Checklist - A Guide to Designing with Auto-Bidirectional Translators | PDF | HTML | 2024/7/12 | |||
| 應用說明 | Understanding Transient Drive Strength vs. DC Drive Strength in Level-Shifters (Rev. A) | PDF | HTML | 2024/7/3 | |||
| 選擇指南 | Voltage Translation Buying Guide (Rev. A) | 2021/4/15 |
設計與開發
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|---|---|---|
| X2SON (DSF) | 6 | Ultra Librarian |
| USON (DRY) | 6 | Ultra Librarian |
| SOT-SC70 (DCK) | 5 | Ultra Librarian |