MAX456 Maxim, MAX456 Datasheet - Page 10

• Manufacturer Part Number: MAX456
• Description: 8 x 8 Video Crosspoint Switch
• Manufacturer: Maxim

8 x 8 Video Crosspoint Switch
Figure 5. Parallel-Interface Mode Format (SER/
Figure 6. 32-Bit Serial-Mode Interface Format (SER/
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SECOND-RANK REGISTER DATA
SECOND-RANK REGISTER DATA
_______________________________________________Timing Diagrams (continued)
______________________________________________________________________________________
SEE TABLE 2 FOR
SEE FIGURE 4 FOR WR
INPUT DATA
(EDGE/LEVEL = High)
(EDGE/LEVEL = Low)
AND LATCH TIMING
SECOND-RANK REGISTER DATA
SECOND-RANK REGISTER DATA
FIRST-RANK REGISTER DATA
SEE FIGURE 4 FOR WR
AND LATCH TIMING
LATCH
(EDGE/LEVEL = High)
(EDGE/LEVEL = Low)
WR
0D3
LATCH
WR
INPUT DATA FOR OUT0
0D2
0D1
–
P
—
A
—
R
–
0D0
DATA (N)
–
P
—
= Low)
A
—
R
–
= High)
INPUT DATA FOR OUT1 TO OUT6
DATA (N)
DATA (N)
1D3
1D2
DATA (N)
DATA (N + 1)
DATA (N + 1)
7D3
DATA (N + 1)
DATA (N + 2)
INPUT DATA FOR OUT7
7D2
DATA (N + 1)
DATA (N + 2)
7D1
7D0
DATA VALID
DATA VALID