LMH6586_14 Datasheet, PDF (6/34 Pages) Texas Instruments – 32x16 Video Crosspoint Switch

LMH6586
SNCS105D – JULY 2008 – REVISED MARCH 2013
Pin #
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
Pin Name
VIN_5
VIN_6
VIN_7
GND
VDD
VIN_8
VIN_9
VIN_10
VIN_11
VIN_12
VIN_13
VIN_14
VIN_15
GAIN
VDD
GND
VBIAS 2
VREF_SYNC
VREF_CLAMP
R_EXT
GND
VDD
PWDN
ADDR [0]
ADDR [1]
SDA
SCL
FLAG
DVDD
DVSS
GND
VDD
RESET
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PIN DESCRIPTIONS (continued)
Pin Description
VIDEO INPUT 5
VIDEO INPUT 6
VIDEO INPUT 7
GND
VDD (connect to 5V supply)
VIDEO INPUT 8
VIDEO INPUT 9
VIDEO INPUT 10
VIDEO INPUT 11
VIDEO INPUT 12
VIDEO INPUT 13
VIDEO INPUT 14
VIDEO INPUT 15
GAIN SELECT INPUT (set low for 1X gain, or set high for 2X gain)
VDD (connect to 5V supply)
GND
VBIAS 2 (connect to external 0.1 µF capacitor)
SYNC DETECTION THRESHOLD VOLTAGE INPUT (bias to 350 mV_DC, recommended)
DC RESTORE CLAMP VOLTAGE INPUT (bias to 300 mV_DC, recommended)
R_EXT BIAS RESISTOR (connect to external 10 kΩ 1% resistor)
GND
VDD (connect to 5V supply)
POWER DOWN INPUT (set low for normal operation, set high to power down all video I/O
blocks and I²C interface)
I²C SLAVE ADDRESS BIT 0 INPUT (set low for bit0 = 0, or set low for bit0 = 1)
I²C SLAVE ADDRESS BIT 1 INPUT (set low for bit1 = 0, or set low for bit1 = 1)
I²C DATA IN/OUT (requires external pull-up resistor to DVDD supply)
I²C CLOCK INPUT (requires external pull-up resistor to DVDD supply)
DETECTION FLAG OUTPUT (active high)
DIGITAL VDD (connect to 5V supply)
DIGITAL GND
GND
VDD (connect to 5V supply)
RESET INPUT (set low for normal operation, set high to reset device registers to default
settings)
6
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