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Product Overview
The SN74AHC132DGVR from Texas Instruments is a quadruple 2-input positive-NAND gate with Schmitt-trigger inputs. It is designed for 2-V to 5.5-V VCC operation, making it ideal for a wide range of digital logic applications. The device features hysteresis for improved noise margin and can be used in systems requiring high noise immunity. Housed in a 14-TVSOP package, it offers a compact solution for space-constrained designs.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
2 V to 5.5 V |
| Input Voltage (VI) |
0 V to 5.5 V |
| Output Voltage (VO) |
0 V to VCC |
| High-Level Output Current (IOH) |
-8 mA at VCC = 5 V |
| Low-Level Output Current (IOL) |
8 mA at VCC = 5 V |
| Propagation Delay (tpd) |
7.5 ns max at VCC = 5 V, CL = 50 pF |
| Input Hysteresis (VT+ - VT-) |
0.5 V typical at VCC = 5 V |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
14-TVSOP (4.4 mm x 3.0 mm) |
Key Features
- Schmitt-trigger inputs with hysteresis for noise rejection
- Wide operating voltage range: 2 V to 5.5 V
- High noise immunity: VNIH = 0.28 × VCC, VNIL = 0.12 × VCC
- Low power consumption: ICC max = 10 µA at 5.5 V
- High drive capability: ±8 mA at 5 V
- ESD protection exceeds JESD 22 (2000-V HBM, 1000-V CDM)
- Latch-up performance exceeds 100 mA per JESD 78, Class II
Target Applications
The SN74AHC132DGVR is suitable for various applications requiring robust logic gates with Schmitt-trigger inputs. Specific examples include:
- 5G base station control logic for signal conditioning
- Automotive dashboard display interfaces for noise filtering
- Industrial sensor signal debouncing and conditioning
- Portable battery-powered devices requiring low power
- Server and networking equipment for clock and data line filtering
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產品概述
SN74AHC132DGVR 是德州儀器(TI)生產的一款四路2輸入正與非門,帶有施密特觸發輸入。它設計用於2 V至5.5 V的VCC工作電壓,非常適合需要高噪聲抑制的數字邏輯應用。該器件具有滯後特性,可改善噪聲容限,並可用於需要高抗噪聲能力的系統。採用14-TVSOP封裝,為空間受限的設計提供了緊湊的解決方案。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
2 V 至 5.5 V |
| 輸入電壓 (VI) |
0 V 至 5.5 V |
| 輸出電壓 (VO) |
0 V 至 VCC |
| 高電平輸出電流 (IOH) |
-8 mA (VCC = 5 V) |
| 低電平輸出電流 (IOL) |
8 mA (VCC = 5 V) |
| 傳播延遲 (tpd) |
7.5 ns 最大值 (VCC = 5 V, CL = 50 pF) |
| 輸入滯後 (VT+ - VT-) |
0.5 V 典型值 (VCC = 5 V) |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
14-TVSOP (4.4 mm x 3.0 mm) |
核心特性
- 施密特觸發輸入,具有滯後特性,可抑制噪聲
- 寬工作電壓範圍:2 V 至 5.5 V
- 高噪聲容限:VNIH = 0.28 × VCC, VNIL = 0.12 × VCC
- 低功耗:ICC 最大值 10 µA (5.5 V)
- 高驅動能力:±8 mA (5 V)
- ESD 保護超過 JESD 22 標準(2000-V HBM,1000-V CDM)
- 閂鎖性能超過 100 mA,符合 JESD 78 Class II 標準
典型應用場景
SN74AHC132DGVR 適用於需要具有施密特觸發輸入的穩健邏輯門的各種應用。具體示例包括:
- 5G 基站控制邏輯中的信號調理
- 汽車儀表盤顯示接口中的噪聲濾波
- 工業傳感器信號的去抖動和調理
- 便攜式電池供電設備的低功耗需求
- 服務器和網絡設備中的時鐘和數據線濾波
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