GS1500 Gennum Corporation, GS1500 Datasheet - Page 16

• Manufacturer Part Number: GS1500
• Description: Hd-linx (tm) THDTV Serial Digital Deformatter With Anc Fifos
• Manufacturer: Gennum Corporation

GENNUM CORPORATION
REN/WEN
PCLK_IN
R_CLK
FFRST
DATA_OUT[19:10]
FF_STA[2:0]
PCLK_IN
DATA_OUT[19:10]
DATA_OUT[19:10]
(LUMA)
R_CLK
WEN
FF_STA[2:0]
FF_STA[2:0]
PCLK_IN
PCLK_IN
(LUMA)
(LUMA)
R_CLK
R_CLK
WEN
WEN
Fig. 16 Recommended External FIFO Reset Process
Fig. 15 FIFO Almost Full to Full to Write Error Timing
Fig. 14 FIFO Half Full to Almost Full Write Timing
(Almost Full)
WORD
1016
Fig. 13 FIFO Ready to Half Full Write Timing
101
WORD503
WORD983
WORD
1017
(Half Full)
(Full)
(Ready)
110
100
011
WORD984
At least 5 cycles of slowest clock
WORD504
WORD
1018
16
(Write Error)
WORD505
WORD985
WORD
1019
111
(Low)
(Low)
WORD986
WORD506
WORD
1020
(Almost Full)
(Half Full)
WORD507
WORD987
100
101
WORD
High for at least 1 cycle
1021
after FFRST toggles
(Full)
110
WORD988
WORD508
WORD
1022
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