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Motore di ricerca datesheet componenti elettronici |
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ADS-947/883 Scheda tecnica(PDF) 2 Page - List of Unclassifed Manufacturers |
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ADS-947/883 Scheda tecnica(HTML) 2 Page - List of Unclassifed Manufacturers |
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2 / 8 page  ADS-947 2 ®® +25°C 0 to +70°C –55 to +125°C ANALOG INPUT MIN. TYP. MAX. MIN. TYP. MAX. MIN. TYP. MAX. UNITS Input Voltage Range — ±2 — — ±2 — — ±2 — Volts Input Resistance — 250 — — 250 — — 250 — Ω Input Capacitance — 6 15 — 6 15 — 6 15 pF DIGITAL INPUT Logic Levels Logic "1" +2.0 — — +2.0 — — +2.0 — — Volts Logic "0" — — +0.8 — — +0.8 — — +0.8 Volts Logic Loading "1" — — +20 — — +20 — — +20 µA Logic Loading "0" — — –20 — — –20 — — –20 µA Start Convert Positive Pulse Width 10 20 — 10 20 — 10 20 — ns STATIC PERFORMANCE Resolution — 14 — — 14 — — 14 — Bits Integral Nonlinearity (fin = 10kHz) — ±0.75 — — ±0.75 — — ±1 — LSB Differential Nonlinearity (fin = 10kHz) –0.95 ±0.5 +1.25 –0.95 ±0.5 +1.25 –0.95 ±0.5 +1.5 LSB Full Scale Absolute Accuracy — ±0.15 ±0.4 — ±0.15 ±0.4 — ±0.4 ±0.8 %FSR Bipolar Zero Error (Tech Note 2) — ±0.1 ±0.3 — ±0.1 ±0.3 — ±0.3 ±0.6 %FSR Gain Error (Tech Note 2) — ±0.2 ±0.4 — ±0.2 ±0.4 — ±0.4 ±1.5 % No Missing Codes (fin = 10kHz) 14 — — 14 — — 14 — — Bits DYNAMIC PERFORMANCE Peak Harmonics (–0.5dB) dc to 1MHz — –83 –76 — –83 –75 — –79 –71 dB 1MHz to 2.5MHz — –78 –72 — –78 –72 — –73 –68 dB 2.5MHz to 5MHz — –76 –71 — –76 –71 — –71 –65 dB Total Harmonic Distortion (–0.5dB) dc to 1MHz — –81 –74 — –81 –74 — –77 –70 dB 1MHz to 2.5MHz — –76 –71 — –76 –71 — –72 –66 dB 2.5MHz to 5MHz — –74 –69 — –74 –69 — –69 –63 dB Signal-to-Noise Ratio (w/o distortion, –0.5dB) dc to 1MHz 72 76 — 72 76 — 70 75 — dB 1MHz to 2.5MHz 72 76 — 72 76 — 70 75 — dB 2.5MHz to 5MHz 71 75 — 71 75 — 70 75 — dB Signal-to-Noise Ratio (& distortion, –0.5dB) dc to 1MHz 70 74 — 70 74 — 68 73 — dB 1MHz to 2.5MHz 70 74 — 70 74 — 66 71 — dB 2.5MHz to 5MHz 68 73 — 68 73 — 65 70 — dB Noise — 150 — — 150 — — 150 — µVrms Two-tone Intermodulation Distortion (fin = 2.45MHz, 1.975MHz, fs = 10MHz, –0.5dB) — –82 — — –82 — — –82 — dB Input Bandwidth (–3dB) Small Signal (–20dB input) — 30 — — 30 — — 30 — MHz Large Signal (–0.5dB input) — 10 — — 10 — — 10 — MHz Feedthrough Rejection (fin = 5MHz) — 85 — — 85 — — 85 — dB Slew Rate — ±400 — — ±400 — — ±400 — V/µs Aperture Delay Time —+5 — — +5 — — +5 — ns Aperture Uncertainty — 2 — — 2 — — 2 — ps rms FUNCTIONAL SPECIFICATIONS (TA = +25°C, +VDD = +5V, –VDD = –5.2V, 10MHz sampling rate, and a minimum 3 minute warmup unless otherwise specified.) PARAMETERS MIN. TYP. MAX. UNITS Operating Temp. Range, Case ADS-947MC, GC 0 — +70 °C ADS-947MM, GM, 883 –55 — +125 °C Thermal Impedance θjc — 6 — °C/Watt θca — 23 — °C/Watt Storage Temperature Range –65 — +150 °C Package Type 24-pin, metal-sealed, ceramic DDIP or SMT Weight 0.46 ounces (13 grams) ABSOLUTE MAXIMUM RATINGS PARAMETERS LIMITS UNITS +5V Supply (Pins 13, 22) 0 to +6 Volts –5.2V Supply (Pin 20) 0 to –5.5V Volts Digital Input (Pin 18) –0.3 to +VDD +0.3 Volts Analog Input (Pin 21) ±5 Volts Lead Temperature (10 seconds) +300 °C PHYSICAL/ENVIRONMENTAL |
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