DATA SHEET
BIPOLAR ANALOG INTEGRATED CIRCUIT
µ
PC1862
BURST LOCK CLOCK GENERATOR
The
µ
PC1862 is an LSI incorporating a PLL circuit to generate nf
SC
clocks (f
SC
: color subcarrier frequency), ideal
for the processing of digital video signals as in extended definition television (EDTV) systems.
FEATURES
• VCO is incorporated.
• Horizontal and vertical sync separation circuits are incorporated (with output pins).
• Horizontal and vertical sync output pulses (TTL level)
• ACC amplifier and killer detector circuits are incorporated.
• 1/4 and 1/8 (1/2
×
1/4) frequency dividers are incorporated.
• f
SC
phase control circuits is incorporated.
• Applicable to both NTSC and PAL systems.
• Possible to input burst gate pulse from external
ORDERING INFORMATION
Part number
Package
36-pin plastic shrink SOP (300 mil)
µ
PC1862GS
The information in this document is subject to change without notice.
Document No. S11431EJ3V0DS00 (3rd edition)
Date Published December 1997 N CP(K)
Printed in Japan
The mark
shows major revised points.
©
1991, 1996
NEC [ NEC ]
