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ADS-941ME Datasheet(PDF) 2 Page - Murata Power Solutions Inc. |
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ADS-941ME Datasheet(HTML) 2 Page - Murata Power Solutions Inc. |
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2 / 6 page  ® ® ADS-941 2 OUTPUTS MIN. TYP. MAX. UNITS Output Coding Staight Bin./Offset Bin./Two's Comp. Comp. Bin./Comp. Offset Bin./C2C Logic Level Logic "1" +2.4 — — Volts Logic "0" — — +0.4 Volts Logic Loading "1" — — –160 µA Logic Loading "0" — — +6.4 mA Internal Reference Voltage, +25°C +9.98 +10.0 +10.02 Volts Drift — ±13 ±30 ppm/°C External Current — — 5 mA DYNAMIC PERFORMANCE Slew Rate — ±250 1 V/µs Aperature Delay Time — — 10 ns Aperature Uncertainty — — ±5 ps S/H Aquisition TIme (to ±0.003%FS, 10V step) — 250 350 ns Total Harm. Distort. (–0.5dB) dc to 100kHz –78 –85 — dB 100kHz to 500kHz –77 –80 — dB Signal-to-Noise Ratio (w/o distortion, –0.5dB dc to 100kHz 75 80 — dB 100kHz to 500kHz 74 77 — dB Signal-to-Noise Ratio (and distortion, –0.5dB) dc to 100kHz 74 80 — dB 100kHz to 500kHz 73 78 — dB Spurious Free Dyn. Range dc to 100kHz78 78 86 — dB 100 to 500kHz 77 83 — dB Two-tone IMD Distortion (fin = 100kHz, 240kHz, fs = 2.0Mhz, –0.5dB) — –85 — dB Input Bandwidth (–3dB) Small Signal (–20dB input) — 6 — MHz Large Signal (–0dB input) — 1.75 — MHz Feedthrough Rejection (fin = 500KHz) — 87 — dB Overvoltage Recovery, ±12V — 1000 2000 ns A/D Conversion Rate 1 — — MHz Noise — 250 — µVrms POWER REQUIREMENTS Power Supply Ranges +15V Supply +14.25 +15.0 +15.75 Volts –15V Supply –14.25 –15.0 –15.75 Volts +5V Supply +4.75 +5.0 +5.25 Volts Power Supply Currents +15V Supply — +62 +85 mA –15V Supply — –80 –95 mA +5V Supply — +140 +160 mA Power Dissipation — 2.8 3.3 Watts Power Supply Rejection — — ±0.02 %FSR%V PHYSICAL/ENVIRONMENTAL Operating Temp. Range, Case ADS-941MC 0 — +70 °C ADS-941ME –40 — +85 °C Storage Temperature Range –65 — +150 °C Package Type 32-pin, metal-sealed, ceramic TDIP Weight 0.46 ounces (13 grams) ABSOLUTE MAXIMUM RATINGS PARAMETERS LIMITS UNITS +15V Supply (Pin 12) 0 to +16 Volts –15V Supply (Pin 13) 0 to –16 Volts +5V Supply (Pin 10) 0 to +6.0 Volts Digital Inputs (Pin 8,9, 32) –0.3 to +VDD +0.3 Volts Analog Input (Pin 3) ±15 Volts Lead Temp. (10 seconds) 300 °C FUNCTIONAL SPECIFICATIONS (TA = +25°C, ±VCC = ±15V, ±VDD = ±5V, 1MHz sampling rate, and a minimum 7 minute warmup unless otherwise specified.) ANALOG INPUTS MIN. TYP. MAX. UNITS Input Voltage Range Unipolar — 0 to +10 — Volts Bipolar — ±5 — Volts Input Impedence 2.2 2.5 — k Ω Input Capacitance — 7 15 pF DIGITAL INPUTS Logic Levels Logic "1" +2.0 — — Volts Logic "0" — — +0.8 Volts Logic Loading "1" — — +10 µA Logic Loading "0" — — –600 µA PERFORMANCE Integral Non-Linearity (fin = 10KHz) +25°C — ±1 ±2 LSB 0 to +70°C — ±1.5 ±2 LSB –40 to +85°C — ±2 ±3 LSB Differential Non-Linearity (fin = 10KHz) +25°C –0.75 ±0.5 ±0.75 LSB 0 to +70°C –0.95 ±0.75 ±0.95 LSB –40 to +85°C –1 ±0.95 +2.5 LSB Full Scale Absolute Accuracy +25°C — ±0.1 ±0.122 %FSR 0 to +70°C — ±0.12 ±0.36 %FSR –40 to +85°C — ±0.45 ±0.85 %FSR Unipolar Zero Error +25°C (see Figure 3) — ±0.05 ±0.122 %FSR 0 to +70°C — ±0.1 ±0.2 %FSR –40 to +85°C — ±0.2 ±0.3 %FSR Bipolar Zero Error +25°C (see Figure 3) — ±0.05 ±0.122 %FSR 0 to +70°C — ±0.1 ±0.2 %FSR –40 to +85°C — ±0.2 ±0.3 %FSR Bipolar Offset Error +25°C (see Figure 3) — ±0.1 ±0.12 %FSR 0 to +70°C — ±0.12 ±0.3 %FSR –40 to +85°C — ±0.6 ±0.8 %FSR Gain Error +25°C (see Figure 3) — ±0.018 ±0.122 % 0 to +70°C — ±0.12 ±0.3 % –40 to +85°C — ±0.6 ±0.8 % No Missing Codes (fin = 500kHz) 14 Bits 0 to +70°C Resolution 14 Bits Footnote: Same specification as In-Band Harmonics and Peak Harmonics. |
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