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DAC5682Z 数据表(PDF) 8 Page - Texas Instruments |
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DAC5682Z 数据表(HTML) 8 Page - Texas Instruments |
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8 / 56 page  www.ti.com ELECTRICAL CHARACTERISTICS — AC SPECIFICATION (1) DAC5682Z SLLS853A – AUGUST 2007 – REVISED NOVEMBER 2007 Over recommended operating free-air temperature range, AVDD, IOVDD = 3.3 V, CLKVDD, DVDD = 1.8 V, IOUTFS = 20 mA, 4:1 transformer output termination, 50 Ω doubly terminated load (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ANALOG OUTPUT Maximum output update fCLK 1000 MSPS rate Output settling time to Transition: Code 0x0000 to 0xFFFF ts(DAC) 10.4 ns 0.1% tpd Output propagation delay 3 ns Output rise time 10% to tr(IOUT) 2 ns 90% Output fall time 90% to tf(IOUT) 2 ns 10% AC PERFORMANCE 1X1, PLL off, CLKIN = 500 MHz, DACA on, IF = 5.1 MHz, 81 First Nyquist Zone < fDATA/2 Spurious free dynamic 2X2, PLL off, CLKIN = 1000 MHz, DACA and DACB on, SFDR 80 dBc range IF = 5.1 MHz, First Nyquist Zone < fDATA/2 2X2, PLL off, CLKIN = 1000 MHz, DACA and DACB on, 77 IF = 20.1 MHz, First Nyquist Zone < fDATA/2 2X2, PLL off, CLKIN = 500 MHZ, DACA and DACB on, Single tone, 73 0 dBFS, IF = 20.1 MHz 2X2, PLL off, CLKIN = 1000 MHZ, DACA and DACB on, Single 69 tone, 0 dBFS, IF = 20.1 MHz 2X2, PLL off, CLKIN = 1000 MHZ, DACA and DACB on, Single 63 tone, 0 dBFS, IF = 70.1 MHz SNR Signal-to-noise ratio dBc 2X4, PLL off, CLKIN = 1000 MHZ, DACA and DACB on, Single 60 tone, 0 dBFS, IF = 180 MHz 2X2 CMIX, PLL off, CLKIN = 1000 MHZ, DACA and DACB on, 60 Single tone, 0 dBFS, IF = 300.2 MHz 2X2, PLL off, CLKIN = 1000 MHZ, DACA and DACB on, Four tone, 73 each -12 dBFS, IF = 24.7, 24.9, 25.1 and 25.3 MHz 2X2, PLL off, CLKIN = 1000 MHZ, DACA and DACB on, 81 IF = 20.1 and 21.1 MHz Third-order two-tone 2X2, PLL off, CLKIN = 1000 MHZ, DACA and DACB on, IMD3 intermodulation (each 72 dBc IF = 70.1 and 71.1 MHz tone at –6 dBFS) 2X2 CMIX, PLL off, CLKIN = 1000 MHZ, DACA and DACB on, 64 IF = 150.1 and 151.1 MHz Four-tone intermodulation 2X2 CMIX, PLL off, CLKIN = 1000 MHz, DACA and DACB on, IMD 64 dBc (each tone at –12 dBFS) fOUT = 298.4, 299.2, 300.8 and 301.6 MHz Single carrier, baseband, 2X2, PLL off, CLKIN = 983.04 MHz, 80 83 DACA and DACB on(3) Single carrier, IF = 180 MHz, 2X2, PLL off, 73 CLKIN = 983.04 MHz, DACA and DACB on Adjacent channel leakage ACLR(2) dBc ratio Four carrier, IF = 180 MHz, 2X2 CMIX, PLL off, 66 CLKIN = 983.04 MHz, DACA and DACB on Four carrier, IF = 275 MHz, 2X2 CMIX, PLL off, 63 CLKIN = 983.04 MHz, DACA and DACB on 50-MHz offset, 1-MHz BW, Single Carrier, baseband, 2X2, PLL off, 93 CLKIN = 983.04 Noise floor(4) dBc 50-MHz offset, 1-MHz BW, Four Carrier, baseband, 2X2, PLL off, 85 CLKIN = 983.04. (1) Measured single-ended into 50 Ω load. (2) W-CDMA with 3.84 MHz BW, 5-MHz spacing, centered at IF. TESTMODEL 1, 10 ms (3) Valid over 25 °C to 85°C (4) Carrier power measured in 3.84 MHz BW. 8 Submit Documentation Feedback Copyright © 2007, Texas Instruments Incorporated Product Folder Link(s): DAC5682Z |
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类似说明 - DAC5682Z |
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