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CDK8307 数据表(PDF) 11 Page - Cadeka Microcircuits LLC. |
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CDK8307 数据表(HTML) 11 Page - Cadeka Microcircuits LLC. |
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11 / 29 page  ©2009 CADEKA Microcircuits LLC www.cadeka.com 11 PRELIMINARY Data Sheet Electrical Characteristics - CDK8307B (AVDD = 1.8V, DVDD = 1.8V, OVDD = 1.8V, 40MSPS clock, 50% clock duty cycle, -1dBFS 8MHz input signal, 14-bit output, unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units Performance SNR Signal to Noise Ratio FIN = 8MHz 72.2 dBFS SINAD Signal to Noise and Distortion Ratio FIN = 8MHz 71.5 dBFS SFDR Spurious Free Dynamic Range FIN = 8MHz 82 dBc HD2 Second order Harmonic Distortion FIN = 8MHz 95 dBc HD3 Third order Harmonic Distortion FIN = 8MHz 82 dBc ENOB Effective number of Bits 11.6 bits Crosstalk Signal applied to 7 channels (FIN0). Measurement taken on one channel with full scale at FIN1. FIN1 = 8MHz, FIN0 = 9.9MHz 95 dBc Power Supply Analog supply current 91 mA Digital supply current Digital and output driver supply 60 mA Analog power Dissipation 164 mW Digital power Dissipation 108 mW Total power Dissipation 272 mW Power Down Dissipation 10 μW Sleep Mode Dissipation 67 mW Sleep Channel Mode Dissipation Power dissipation with all chs in sleep mode 72 mW Sleep Channel Mode Savings Power dissipation savings per channel off 23 mW Clock Inputs Maximum Conversion Rate 40 MSPS Minimum Conversion Rate 20 MSPS Electrical Characteristics - CDK8307C (AVDD = 1.8V, DVDD = 1.8V, OVDD = 1.8V, 50MSPS clock, 50% clock duty cycle, -1dBFS 8MHz input signal, 14-bit output, unless otherwise noted) Symbol Parameter Conditions Min Typ Max Units Performance SNR Signal to Noise Ratio FIN = 8MHz 72.2 dBFS SINAD Signal to Noise and Distortion Ratio FIN = 8MHz 71.5 dBFS SFDR Spurious Free Dynamic Range FIN = 8MHz 82 dBc HD2 Second order Harmonic Distortion FIN = 8MHz 95 dBc HD3 Third order Harmonic Distortion FIN = 8MHz 82 dBc ENOB Effective number of Bits 11.6 bits Crosstalk Signal applied to 7 channels (FIN0). Measurement taken on one channel with full scale at FIN1. FIN1 = 8MHz, FIN0 = 9.9MHz 95 dBc Power Supply Analog supply current 112 mA Digital supply current Digital and output driver supply 66 mA Analog power Dissipation 202 mW Digital power Dissipation 119 mW Total power Dissipation 321 mW Power Down Dissipation 10 μW Sleep Mode Dissipation 78 mW |
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