SAA7110 Datasheet, PDF (15/76 Pages) NXP Semiconductors – One Chip Front-end 1 OCF1

Philips Semiconductors
One Chip Front-end 1 (OCF1)
Product specification
SAA7110; SAA7110A
10 GAIN CHARTS
handbook, full pagewidth
ANALOG IN
ADC
NO BLANKING ACTIVE
1
0
VBLK
<− CLAMP
1
0
HCL
CLAA = 1
CLAA = 0
1
0
<CCL
CLAU = 1
CLAU = 0
GAIN −>
1
0
HSY
1 _>SBOT 0
1
0
> WIPE
+ CLAMP
− CLAMP
CLAU = clamp up.
VBLK = vertical blanking pulse.
WIPE = white peak level (adjustable).
SBOT = sync bottom level (adjustable).
CLL = clamp level (adjustable).
CLAA = clamp active.
HSY = horizontal sync pulse.
HCL = horizontal clamp pulse.
NO CLAMP
+ GAIN
− GAIN
− GAIN
Fig.8 Clamp and gain flow chart.
SLOW + GAIN
MGC827
1995 Oct 18
15