Datasheet

DAC5688
www.ti.com SLLS880C –DECEMBER 2007–REVISED AUGUST 2010
REVISION HISTORY
NOTE: Page numbers of previous versions may differ from current version.
Changes from Revision A (March 2008) to Revision B Page
• Changed Dual-Channel to first of title ................................................................................................................................... 1
• Changed sin(x)/x from upper case to lower case ................................................................................................................. 1
• Added sentence to DESCRIPTION section.."The DAC5688....multiplying PLL." ................................................................. 1
• Changed to join last column 2 bottom rows as one .............................................................................................................. 1
• Deleted "and External" from description of pin 25 ................................................................................................................ 3
• Added sentence to description of pin 1 ................................................................................................................................ 3
• Added sentence to description of pin 10,39,50,63 ............................................................................................................... 3
• Added text to description of TXENABLE, pin 6 .................................................................................................................... 3
• Deleted part of condition - Measured differential....to AVDD ................................................................................................ 5
• Changed min value from 1.71 to 1.7, max value from 2.15 to 1.9 ....................................................................................... 5
• Deleted min value -0.2 and max value 0.2, and added typ value of +/-0.2 .......................................................................... 5
• Deleted "PLL = off" from 7 rows of Digital Latency description ............................................................................................ 6
• Changed test conditions "NCO off" to "NCO on"; last row of Digital Latency, 2 places ....................................................... 6
• Changed test conditions "NCO off" to "NCO" on next to last row of Digital Latency; and "QMC off" to "QMC on" ............. 6
• Deleted min value -40 and max value 40 and added +/-20 to typ value in IIH row ............................................................. 7
• Deleted min value -40 and max value 40 and added +/-20 to typ value in IIL row .............................................................. 7
• Deleted 0.22xIOVDD from max value and added 0.5 in row of VOL ................................................................................... 7
• Added 2 notes to EC digital specifications table .................................................................................................................. 7
• Changed sentence in Offset Error: under TEST METHODOLOGY ................................................................................... 14
• Added new register map table under REGISTER DESCRIPTIONS section ...................................................................... 15
• Changed text in Register STATUS0 ................................................................................................................................... 16
• Changed Bit 0 of Register CONFIG2 from 0 to 1 ............................................................................................................... 17
• Changed text of Register CONFIG3 description ................................................................................................................ 17
• Changed text of Register CONFIG4 description ................................................................................................................ 17
• Deleted "Reserved" explanation from Register CONFIG5 description. .............................................................................. 18
• Changed phaseoffset(15:0) to phaseoffset(15:8) in Register CONFIG7 description ......................................................... 18
• Changed "Phaseadd(31:0)" to "phaseadd(31:24)" in Register CONFIG11 description ..................................................... 19
• Deleted explanatory "Note" from Register CONFG14 description ..................................................................................... 20
• Added text to Register CONFIG20 description. .................................................................................................................. 21
• Added text to Register CONFIG21 description. .................................................................................................................. 21
• Changed "Default 0x00" to "Default 0x15" for Register CONFIG23 Address .................................................................... 22
• Changed text in Register CONFIG23 description ............................................................................................................... 22
• Changed Register CONFIG28 description from "Reserved(7:0)" to "cleared" ................................................................... 23
• Deleted "cleared" in description for Register CONFG28 .................................................................................................... 23
• Deleted explanatory NOTE from Register CONFIG30 description. .................................................................................... 24
• Added sentence to 1st paragraph of section "SERIAL INTERFACE" description. ............................................................. 25
• Changed graphic entity for Figure 22, Magnitude Spectrum for FIR1 ................................................................................ 28
• Changed text in section "Full Complex Mixer (FMIX)." ....................................................................................................... 31
• Changed Q
OUT
equation in Full Complex Mixer (FMIX) section. ........................................................................................ 31
• Changed description for section "Quadrature Modulator Correction (QMC)." .................................................................... 32
• Changed description for section "DAC Offset Control." ...................................................................................................... 32
• Changed text in section "DUAL SYNCHRONOUS CLOCK MODE." ................................................................................. 33
• Added text in section "DUAL CLOCK MODE." ................................................................................................................... 33
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