DS92LV3221_14 Datasheet, PDF (18/30 Pages) Texas Instruments – 20-50 MHz 32-Bit Channel Link II Serializer / Deserializer

DS92LV3221, DS92LV3222
SNLS319C – OCTOBER 2009 – REVISED APRIL 2013
www.ti.com
Recovered Pixel Clock
BISTEN
Case 1: No bit errors
Recovered Pixel Data
Channel 0 - RxOUT0
Copy of Channel 0 - RxOUT8
Channel 1 ± RxOUT16
Copy of Channel 1 ± RxOUT24
Error counter
Channel 0 - RxOUT[7:1]
Copy of Channel 0 - RxOUT[15:9]
0
Channel 1 - RxOUT[23:17]
Copy of Channel 1 - RxOUT[31:25]
Case 2: Bit error(s)
Recovered Pixel Data
B
Channel 0 - RxOUT0
Copy of Channel 0 - RxOUT8
Channel 1 ± RxOUT16
Copy of Channel 1 ± RxOUT24
Error counter
Channel 0 - RxOUT[7:1]
Copy of Channel 0 - RxOUT[15:9]
Channel 1 - RxOUT[23:17]
Copy of Channel 1 - RxOUT[31:25]
0
1
Case 3: Bit error(s)
Recovered Pixel Data
Channel 0 - RxOUT0
Copy of Channel 0 - RxOUT8
Channel 1 ± RxOUT16
Copy of Channel 1 ± RxOUT24
Error counter
Channel 0 - RxOUT[7:1]
Copy of Channel 0 - RxOUT[15:9]
0
Channel 1 - RxOUT[23:17]
Copy of Channel 1 - RxOUT[31:25]
B = Bad Bit
BB
0
B
23
4
0
BIST Duration
44 x 10⁶ x tCIP
Figure 17. BIST Diagram for Different Bit Error Cases
BIST PASS
0
BIST FAIL
4
B
BIST PASS
0
Status
Region
18
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