CXD1159AQ
• Initialize (VINT)
When EXT = L, VINT fall is detected and operation is started as the circuit is initialized at the VD fall position
just before field
I.
(Initialization is completed within 100ns after the fall is detected).
NTSC VINT
VD
HD
FLD
Initialize point
PAL VINT
VD
HD
FLD
Initialize point
• H reset (HR)
Reset is performed with the first fall. However reset is not done anymore unless there is a deviation of more
than 2 clocks (0.98µs) to the subsequent edges.
The minimum reset pulse width is 0.98µs.
HD is reset 2.94 to 3.43µs in advance of HR input.
more than 0.98µs
HR
HD
2.94 to 3.43µs
• V reset (VR)
VD is reset 3.5H in advance of VR input.
The minimum reset pulse width is 32µs.
• LALT reset (LR)
LALT is reset in the same phase as LR reset.
The minimum reset pulse width is 32µs.
LR
LALT
–6–
SONY [ SONY CORPORATION ]
