hsp50215 Intersil Corporation, hsp50215 Datasheet - Page 21

• Manufacturer Part Number: hsp50215
• Description: Digital Upconverter
• Manufacturer: Intersil Corporation

Waveforms
NOTE: CASZ, OFM, OE are signals that must remain constant with
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WR OR-ED CE
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REFCLK
FIGURE 17. TIMING RELATIVE TO WR OR WITH CE
respect to REFCLK until the part is reset. In the write mode,
either CE or WR must be clocked while the other is tied low.
In read mode, either CE or RD must be clocked while the oth-
er is tied low. Never tie all three interface signals (CE, RD and
WR) low at the same time.
SAMPCLK, SYNCOUT,
CAS(15:0),
FIFORDY
FIGURE 19. TIMING RELATIVE TO REFCLK
SYNCIN
C15-0
A9-0
OUT(15:0)
FIFORDY
t
WRL
t
DS
3-442
t
CL
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t
t
AS
CS
t
CP
t
WF
t
CH
t
DH
t
t
DOC
DO
t
t
AH
CH
t
WRH
HSP50215
RD OR’ed CE
C15-0
A9-0
OUT(15:0)
FIGURE 21. TIMING RELATIVE TO READ OR TO CE
t
OE
RDO
FIGURE 18. OUTPUT RISE AND FALL TIMES
0.8V
FIGURE 20. OUTPUT ENABLE/DISABLE
2.0V
t
RF
t
OE
t
RL
1.5V
1.7V
1.3V
t
ROD
1.5V
t
t
RF
ADO
t
OD