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The CD74HCT237E is a high-speed CMOS 3-to-8 line decoder/demultiplexer from Texas Instruments, featuring a 16-pin PDIP package. It is designed for memory decoding and data routing applications, offering low power consumption and high noise immunity. The device includes three address inputs (A0-A2), three enable inputs (E1, E2, E3), and eight active-low outputs (Y0-Y7). It is compatible with TTL logic levels and operates over a wide voltage range.
| Parameter | Value |
|---|---|
| Supply Voltage (VCC) | 4.5V to 5.5V |
| Input Voltage (VI) | 0V to VCC |
| Output Voltage (VO) | 0V to VCC |
| High-Level Input Voltage (VIH) | 2V (min) |
| Low-Level Input Voltage (VIL) | 0.8V (max) |
| High-Level Output Current (IOH) | -4mA |
| Low-Level Output Current (IOL) | 4mA |
| Propagation Delay (tpd) | 15ns (typ) at 5V |
| Power Dissipation (PD) | 500mW |
| Operating Temperature | -55°C to +125°C |
| Package | 16-PDIP |
At Jasin Chip, we provide professional supply chain and wholesale solutions for CD74HCT237E. Our core advantages include:
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CD74HCT237E 是德州儀器(TI)的一款高速 CMOS 3-to-8 線解碼器/多路分配器,採用 16 引腳 PDIP 封裝。它專為存儲器解碼和數據路由應用而設計,具有低功耗和高抗噪聲能力。該器件包含三個地址輸入(A0-A2)、三個使能輸入(E1、E2、E3)和八個低電平有效輸出(Y0-Y7)。它與 TTL 邏輯電平兼容,並可在寬電壓範圍內工作。
| 參數 | 數值 |
|---|---|
| 電源電壓 (VCC) | 4.5V 至 5.5V |
| 輸入電壓 (VI) | 0V 至 VCC |
| 輸出電壓 (VO) | 0V 至 VCC |
| 高電平輸入電壓 (VIH) | 2V(最小值) |
| 低電平輸入電壓 (VIL) | 0.8V(最大值) |
| 高電平輸出電流 (IOH) | -4mA |
| 低電平輸出電流 (IOL) | 4mA |
| 傳播延遲 (tpd) | 15ns(典型值,5V 時) |
| 功耗 (PD) | 500mW |
| 工作溫度 | -55°C 至 +125°C |
| 封裝 | 16-PDIP |
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