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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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DAC2904 데이터시트(PDF) 3 Page - Texas Instruments |
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DAC2904 데이터시트(HTML) 3 Page - Texas Instruments |
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3 / 26 page  DAC2904 www.ti.com.............................................................................................................................................. SBAS198C – AUGUST 2001 – REVISED OCTOBER 2009 ELECTRICAL CHARACTERISTICS TMIN to TMAX, +VA = +5V, +VD = +3.3V, differential transformer coupled output, and 50Ω doubly-terminated, unless otherwise noted. Independent Gain Mode. DAC2904 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT RESOLUTION Resolution 14 Bits Output Update Rate (fCLOCK) 125 MSPS STATIC ACCURACY(1) Differential Nonlinearity (DNL) TA = +25°C ±4.0 LSB Integral Nonlinearity (INL) TA = +25°C ±5.0 LSB DYNAMIC PERFORMANCE Spurious-Free Dynamic Range (SFDR) To Nyquist 0dBFS Output 71 82 dBc fOUT = 1MHz, fCLOCK = 50MSPS –6dBFS Output 77 dBc –12dBFS Output 72 dBc fOUT = 1MHz, fCLOCK = 26MSPS 82 dBc fOUT = 2.18MHz, fCLOCK = 52MSPS 81 dBc fOUT = 5.24MHz, fCLOCK = 52MSPS 81 dBc fOUT = 10.4MHz, fCLOCK = 78MSPS 78 dBc fOUT = 15.7MHz, fCLOCK = 78MSPS 72 dBc fOUT = 5.04MHz, fCLOCK = 100MSPS 80 dBc fOUT = 20.2MHz, fCLOCK = 100MSPS 69 dBc fOUT = 20.1MHz, fCLOCK = 125MSPS 69 dBc fOUT = 40.2MHz, fCLOCK = 125MSPS 64 dBc Spurious-Free Dynamic Range within a Window fOUT = 1MHz, fCLOCK = 50MSPS 2MHz span 80 90 dBc fOUT = 5.24MHz, fCLOCK = 52MSPS 10MHz span 88 dBc fOUT = 5.26MHz, fCLOCK = 78MSPS 10MHz span 88 dBc fOUT = 5.04MHz, fCLOCK = 125MSPS 10MHz span 88 dBc Total Harmonic Distortion (THD) dBc fOUT = 1MHz, fCLOCK = 50MSPS –79 –70 dBc fOUT = 5.24MHz, fCLOCK = 52MSPS –77 dBc fOUT = 5.26MHz, fCLOCK = 78MSPS –76 dBc fOUT = 5.04MHz, fCLOCK = 125MSPS –75 dBc Multitone Power Ratio Eight tone with 110kHz spacing fOUT = 2.0MHz to 2.99MHz, fCLOCK = 0dBFS output 80 dBc 65MSPS Signal-to-Noise Ratio (SNR) fOUT = 5.02MHz, fCLOCK = 50MHz 0dBFS output 68 dBc Signal-to-Noise and Distortion (SINAD) fOUT = 5.02MHz, fCLOCK = 50MHz 0dBFS output 67 dBc Channel Isolation fOUT = 1MHz, fCLOCK = 52MSPS 85 dBc fOUT = 20MHz, fCLOCK = 125MSPS 77 dBc (1) At output lOUT, while driving a virtual ground. Copyright © 2001–2009, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): DAC2904 |
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