LMH6586_14 Datasheet, PDF (3/34 Pages) Texas Instruments – 32x16 Video Crosspoint Switch

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Functional Diagram
LMH6586
SNCS105D – JULY 2008 – REVISED MARCH 2013
32 INPUTS
LMH6586
16 OUTPUTS
INTERNAL BLOCK DIAGRAM
VREF_SYNC
32 VIDEO
INPUTS
FROM I²C BLOCK
32
0.1 PF _{VIN_0}
VIN 0
1X
75:
0.1 PF _{VIN_31}
75:
INPUT
POWER
SAVE
1X
VIN 31
VREF_CLAMP
32 BLOCKS
DC RESTORE
CLAMP
32 COMPARATORS
TO I²C BLOCK
VOUT 0
1X/2X
FROM I²C BLOCK
16
32 x 16
SWITCH
1X/2X
MATRIX VOUT 15
OUTPUT
POWER
SAVE
1X
VOUT 16
+
DAC
+
FROM I²C BLOCK
VIDEO
DETECT
TO I²C BLOCK
32 BLOCKS
I²C
BLOCK
VOUT 0
VOUT 15
16 OUTPUTS
VOUT 16
TO SYNC SEPARATOR
(OPTIONAL)
ADDR [1]
ADDR [0]
GAIN_SEL
RESET PWDN SCL SDA FLAG
Figure 1. Functional Diagram
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