THS5671A Datasheet, PDF (16/31 Pages) Texas Instruments – 14-BIT, 125 MSPS, CommsDAC DIGITAL-TO-ANALOG CONVERTER

THS5671A
14-BIT, 125 MSPS, CommsDAC
DIGITAL-TO-ANALOG CONVERTER
SLAS201A – DECEMBER 1999 – REVISED SEPTEMBER 2002
APPLICATION INFORMATION
data interface and timing (continued)
D[13:0]
DAC
Output
(IOUT1 or
IOUT2)
CLK
Valid Data
tsu(D)
th(D)
tpd
ts(DAC)
0.1%
50% ^90%
10%
0.1%
tr(IOUT)
td(D)
1/fCLK
50%
50%
tw(LPH)
50%
50%
Figure 29. Timing Diagram
FUNCTION/MODE
Input code format
Table 1. Input Interface Modes
MODE 0
MODE PIN CONNECTED TO
DGND
Binary
MODE 1
MODE PIN CONNECTED TO
DVDD
Twos complement
DVDD
External
Digital in
Internal
Digital in
Figure 30. Digital Equivalent Input
16
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