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SPT7936 Datasheet(PDF) 2 Page - Fairchild Semiconductor |
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SPT7936 Datasheet(HTML) 2 Page - Fairchild Semiconductor |
2 / 8 page 2 8/1/00 SPT7936 ABSOLUTE MAXIMUM RATINGS (Beyond which damage may occur)1 25 °C Supply Voltages VDD1 ................................................................... - 0.3 V to +6 V VDD2 ................................................................... - 0.3 V to +6 V Input Voltages Analog In ....................................... - 0.3 V to VDD + 0.3 V Digital In ........................................ - 0.3 V to VDD + 0.3 V REFP .................................................... - 0.3 V to VDD + 0.3 V REFN .................................................... - 0.3 V to VDD + 0.3 V CLOCK .......................................... - 0.3 V to VDD + 0.3 V Temperatures Operating Temperature ................................. 0 to +70 °C Storage Temperature.. ............................. - 65 to +125 °C Note: 1. Operation at any Absolute Maximum Rating is not implied. See Electrical Specifications for proper nominal applied conditions in typical applications. ELECTRICAL SPECIFICATIONS TA = TMIN-TMAX, VDD1 =VDD2 = 3.3 V, Sampling Rate = 28 MSPS, Differential input signal, 50% duty cycle clock with 2.5 ns rise and fall times, unless otherwise specified. TEST TEST SPT7936 PARAMETERS CONDITIONS LEVEL MIN TYP MAX UNITS DC Accuracy Differential Nonlinearity (DNL) VI ±0.5 ±1.0 LSB Integral Nonlinearity VI ±1.3 ±3.0 LSB Common Mode Rejection Ratio (CMRR) V 54 dB No Missing Codes Guaranteed Analog Input Input Voltage Range (differential) VFSR IV 0.6 ±1 ±1.2 V Common Mode Input Voltage VCMI IV 1.2 1.5 1.6 V Input Capacitance CIN V2 pF (From Each Input to Ground) Midscale Offset VOS VIN+=VIN–=VCM V ±2% Gain Error V -0.2 % Input Bandwidth Large Signal V 150 MHz Reference Voltages Internal Reference Voltage on Pin 10 (VREFNI) VI 0.95 1.0 1.05 V Internal Reference Voltage on Pin 11 (VREFPI) VI 1.95 2.0 2.05 V Internal Reference Voltage Drift IV 100 ppm/ °C Negative Input Voltage (VREF-) VI 0.9 1.0 1.3 V Positive Input Voltage (VREF+) VI 1.9 2.0 2.3 V Reference Input Voltage Range (VREF+ — VREF-) IV 0.6 1.0 1.2 V Common Mode Output Voltage (VCM) VI 1.45 1.50 1.55 V Bandgap Output Voltage (VBGAP) VI 2.365 2.415 2.465 V Dynamic Performance Effective Number of Bits fIN = 5.0 MHz V 10.0 Bits fIN = 10.0 MHz VI 9.2 9.7 Bits Signal to Noise and Distortion Ratio (SINAD) fIN = 5.0 MHz V 62 dB fIN = 10.0 MHz VI 57 60 dB Signal to Noise Ratio (SNR) fIN = 5.0 MHz V 64 dB Without Harmonics fIN = 10.0 MHz VI 59 63 dB Total Harmonic Distortion (THD) fIN = 5.0 MHz V –66 dB fIN = 10.0 MHz VI –64 –61 dB |
Similar Part No. - SPT7936 |
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Similar Description - SPT7936 |
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