DAC3484 Datasheet, PDF (64/82 Pages) Texas Instruments – Quad-Channel, 16-Bit, 1.25 GSPS Digital-to-Analog Converter (DAC)

DAC3484
SLAS749A – MARCH 2011 – REVISED JULY 2011
D[15:0]
FRAME
or
SYNC
DATACLK
16-Bit
LVDS
Data
Drivers _{Only one}
Format
edge needed
16-Bit
16-Bit
Pattern 0
0 _{Bit-by-Bit Compare} 0
Pattern 1
1 _{Bit-by-Bit Compare} 1
2
Pattern 2
Bit-by-Bit Compare
2
Pattern 3
3 _{Bit-by-Bit Compare} 3
Pattern 4
4 _{Bit-by-Bit Compare} 4
Pattern 5
5 _{Bit-by-Bit Compare} 5
Pattern 6
6 _{Bit-by-Bit Compare} 6
7
Pattern 7
Bit-by-Bit Compare
7
iotest_pattern0
iotest_pattern1
iotest_pattern2
iotest_pattern3
iotest_pattern4
iotest_pattern5
iotest_pattern6
iotest_pattern7
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8-Bit
Input
Bit 15
Results
••
••
••
8-Bit
Input _{Bit 0}
Results
iotest_results[15]
•
•
•
iotest_results[0]
16-Bit
Input
All Bits
Results
alarm_from_iotest
Go back to 0 after cycle or new
rising edge on FRAME or SYNC
Figure 78. DAC3484 Pattern Check Block Diagram
B0457-01
64
Copyright © 2011, Texas Instruments Incorporated