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DAC5687IPZPRG4 Scheda tecnica(PDF) 8 Page - Texas Instruments |
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DAC5687IPZPRG4 Scheda tecnica(HTML) 8 Page - Texas Instruments |
8 / 79 page www.ti.com ELECTRICAL CHARACTERISTICS (AC SPECIFICATIONS) (1) DAC5687 SLWS164E – FEBRUARY 2005 – REVISED SEPTEMBER 2006 over recommended operating free-air temperature range, AVDD = 3.3 V, CLKVDD = 3.3 V, PLLVDD = 0 V (= 3.3 V for PLL clock mode), IOVDD = 3.3 V, DVDD = 1.8 V, IOUTFS = 19.2 mA, external clock mode, 4:1 transformer output termination, 50- Ω doubly terminated load (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ANALOG OUTPUT fCLK Maximum output update rate 500 MSPS ts(DAC) Output settling time to 0.1% Transition: Code 0x0000 to 0xFFFF 10.4 ns tpd Output propagation delay 3 ns tr(IOUT) Output rise time 10% to 90% 2 ns tf(IOUT) Output fall time 90% to 10% 2 ns AC PERFORMANCE X2, PLL off, CLK2 = 250 MHz, DAC A and DAC B on, 78 IF = 5.1 MHz, first Nyquist zone < fDATA/2 X4, PLL off, CLK2 = 500 MHz, DAC A and DAC B on, 77 SFDR Spurious free dynamic range(2) IF = 5.1 MHz, first Nyquist zone < fDATA/2 dBc X4, CLK2 = 500 MHz, DAC A and DAC B on, IF = 20.1 MHz, PLL on for MIN, PLL off for TYP, 68(3) 76 first Nyquist zone < fDATA/2 X4, PLL off, CLK2 = 500 MSPS, DAC A and DAC B on, 73 single tone, 0 dBFS, IF = 20.1 MHz X4 CMIX, PLL off, CLK2 = 500 MSPS, DAC A and DAC B 65 on, IF = 70.1 MHz X4 CMIX, PLL off, CLK2 = 500 MSPS, DAC A and DAC B 57 SNR Signal-to-noise ratio on, single tone, 0 dBFS, IF = 150.1 MHz dBc X4 FMIX CMIX, PLL off, CLK2 = 500 MSPS, DAC A and 54 DAC B on, single tone, 0 dBFS, IF = 180.1 MHz X4, PLL off, CLK2 = 500 MSPS, DAC A and DAC B on, four tones, each –12 dBFS, IF = 24.7, 24.9, 25.1, 25.3 73 MHz X4, PLL off, CLK2 = 500 MSPS, DAC A and DAC B on, 79 IF = 20.1 and 21.1 MHz X4 CMIX, PLL off, CLK2 = 500 MSPS, DAC A and DAC B 73 Third-order two-tone on, IF = 70.1 and 71.1 MHz IMD3 intermodulation (each tone at dBc X4 CMIX, PLL off, CLK2 = 500 MSPS, DAC A and DAC B –6 dBFS) 68 on, IF= 150.1 and 151.1 MHz X4 FMIX CMIX, PLL off, CLK2 = 500 MSPS, DAC A and 67 DAC B on, IF = 180.1 and 181.1 MHz Four-tone intermodulation to X4 CMIX, CLK2 = 500 MHz, fOUT = 149.2, 149.6, 150.4, IMD Nyquist (each tone at –12 66 dBc and 150.8 MHz dBFS) (1) Measured single ended into 50- Ω load. (2) See the Non-Harmonic Clock Related Spurious Signals section for information on spurious products out of band (< fDATA/2). (3) 1:1 transformer output termination. 8 Submit Documentation Feedback Copyright © 2005–2006, Texas Instruments Incorporated Product Folder Link(s): DAC5687 |
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