نظرة عامة على المنتج
The AD824ARZ-14 is a quad FET-input, single-supply, rail-to-rail output operational amplifier from Analog Devices with 2 MHz bandwidth, 2 pA input bias current, and 500 µA per amplifier supply current in a 14-pin SOIC package.
المواصفات الرئيسية
| التكوين | Quad (4 amplifiers) |
| جهد الإمداد | 3 V to 30 V (single) or ±15 V (dual) |
| منتج عرض النطاق الترددي المكتسب | 2 MHz |
| معدل الدوران | 2 V/µs |
| تيار تحيز الإدخال | 2 pA typical |
| جهد إزاحة المدخلات | 0.1 mV typical (AD824A grade) |
| Input Impedance | 10^13 Ω parallel 3.3 pF |
| Output Swing | Rail-to-rail (within 15 mV of rails) |
| Supply Current/Amplifier | 500 µA typical |
| CMRRR | 80 dB typical |
| Channel Separation | -123 dB at 1 kHz |
| Voltage Noise Density | 16 nV/√Hz at 1 kHz |
| Current Noise Density | 0.8 fA/√Hz at 1 kHz |
| Capacitive Load Drive | 350 pF without oscillation |
| درجة حرارة التشغيل | -40 درجة مئوية إلى +85 درجة مئوية |
| الحزمة | SOIC-14 (narrow) |
الميزات
- Single supply operation: 3 V to 30 V
- Ultra-low input bias current: 2 pA (FET input)
- Rail-to-rail output swing within 15 mV of supplies
- Wide input voltage range beyond supplies without phase inversion
- Low supply current: 500 µA per amplifier
- Excellent channel separation: -123 dB
- Drives 350 pF capacitive loads without oscillation
- No phase reversal or latch-up on overdriven inputs
التطبيقات
- Photodiode preamplifiers
- Battery-powered instrumentation
- Medical instrumentation
- High-impedance sensor amplifiers
- DAC output amplifiers