ML6430/ML6431
PIN DESCRIPTION
PIN
NAME
(Continued)
PIN
28
NAME
S
CLAMP
FUNCTION
Sync clamp pulse occurs just after
leading edge of sync. Duration is
typically less than 50% of sync pulse
to avoid problems with equalizers in
the vertical interval, active high.
Digital supply pin for digital PLL.
Digital ground pin for digital PLL.
This is a three-state pin: low means
serial bus is enabled, high or
unconnected (high Z) means presets
are active. Refer to Table 7.
This is a three state pin. Refer to
Table 7. If presets are disabled pin
is ignored.
FUNCTION
23
24
25
26
H
RESET
V
BLANK
H
BLANK
C
SYNC
Horizontal reset; active low for one
half pixel.
Vertical blanking, active low
Horizontal blanking, active low
29
Composite sync output. May be either
the raw output of sync slicer, or
regenerated signal from internal pulse
generators. If raw slicer output is
selected, then signals disappear when
input signal disappears. If regenerated
output is selected, then signal is
always present regardless of input
conditions. Preset modes produce
regenerated sync.
30
31
V
CC
D
GND D
P0
32
P1
27
B
CLAMP
/BURST
This is a dual mode pin. User may
select either a back porch clamp pulse
or a burst gate pulse via the serial
control bus. Preset is B
CLAMP
pulse.
4
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
