LZ93N19
LZ93N19
DESCRIPTION
The LZ93N19 is a CMOS synchronous signal
generator LSI which provides TV synchronous
pulses and video signal processing pulses, in
combination with the timing signal generator LSI
(LZ93N61, LZ93F50, LZ93F33 or LZ95D37/M).
Synchronous Signal Generator for CCD
PIN CONNECTIONS
44-PIN QFP
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VD 34
FI 35
22 CKMD
21 TST2
20 FRP I
19 FRP2
18 TST5
17 CSYNC
16 CBLK
15 ENCP
14 LSW
13 LRST
12 TVMD
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TOP VIEW
FEATURES
q
Switchable between 270000 pixels CCD and
q
q
q
q
CPBL 36
BCPI 37
BCP2 3s
PBLK 39
HG I 40
HG2 41
WBLK 42
4FSC z
TST
I
320000 pixels CCD
Switchable between NTSC (EIA) and PAL
(CCIR) systems
Single +5 V power supply
External synchronization is possible
Package : 44-pin QFP(QFP044-P-101 O)
44
0
BLOCK DIAGRAM
CPMD
CLKI
CKMD
HG I
HG2
CPBL
VRI
WHD
BF
ENCP
CFMI
CBLK
CSYNC
HBLK
HD
BCP I
BCP2
PBLK
4FSC
WBLK
CFMO
BFBL
LSW
FRP2
Vcc
GND
GND
FRP I
VD
FI
Em
TSTI TST2 TST3 TST4 TST5
S C H D TVMD SC~ S C 2
RPI
CPI
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