نظرة عامة على المنتج
The Nexperia 74HC238D is a 3-to-8 line decoder/demultiplexer with 3-state outputs in an SO16 package. It accepts a 3-bit binary input and activates one of eight outputs. The device features three enable inputs for easy cascading and expansion, operating from 2.0 V to 6.0 V.
المواصفات الرئيسية
| Supply Voltage (VCC) | 2.0 V to 6.0 V |
| عائلة المنطق | 74HC (CMOS) |
| Decoding | 3-to-8 line |
| تأخير الانتشار | 15 ns (typical at 4.5V) |
| Output Drive | ±5.2 mA |
| Enable Inputs | 3 (2 active HIGH, 1 active LOW) |
| Number of Outputs | 8 (active HIGH) |
| درجة حرارة التشغيل | -40 درجة مئوية إلى +125 درجة مئوية |
الميزات
- 3-to-8 line decoder/demultiplexer with active HIGH outputs
- Three enable inputs for cascading and expansion
- Wide supply voltage range from 2.0 V to 6.0 V
- CMOS low power dissipation with high noise immunity
- Input clamp diodes for interfacing to voltages above VCC
- Complies with JEDEC standards
التطبيقات
- Memory address decoding
- Demultiplexing in digital data routing
- Chip select signal generation
- Display digit selection circuits