AK8856VN Datasheet, PDF (8/98 Pages) Asahi Kasei Microsystems – NTSC/PAL Video Decoder

ASAHI KASEI
[AK8856VN]
(4) Analog Characteristics (AVDD = 1.8 V, temperature 25°C)
Selector Clamp
Parameter
Maximum input range
Clamp current
Symbol Min
VIMX
0
CLPI
UDCLP
Typ Max Units
Conditions
0.64
0.75
V_PP PGA_GAIN (minimum setting)
120
40
uA
FINE clamp (default)
UP/DN clamp (default)
PGA
Parameter
Resolution
Minimum gain
Maximum gain
Gain step
Symbol Min
GMN
GMX
GST
Typ
7
0
12
0.094
Max
0.235
Units
bit
dB
dB
dB
Conditions
A/D Converter
Parameter
Symbol Min
Typ Max Units
Conditions
Resolution
Operating clock frequency
RES
FS
Integral non-linearity error
Differential non-linearity
error
S/N
INL
DNL
SN
S/(N+D)
ADC internal common
voltage
ADC internal positive-side
VREF voltage
ADC internal negative-side
VREF voltage
SND
VCOM
VRP
VRN
10
bits
24.5454
27
MHz
fs=27MHz,
2.0
4.0
LSB _{PGA_GAIN (default)}
1.0
2.0
LSB
fs=27MHz,
PGA_GAIN (default)
fin=1MHz, fs=27MHz
50
dB _{PGA_GAIN (default)}
48
dB
fin=1MHz, fs=27MHz
PGA_GAIN (default)
0.8
V
1.0
V
0.6
V
AAF (Anti Aliasing Filter)
Parameter
Passband ripple
Stopband attenuation
Symbol Min
Gp
-1
Gs
Typ Max Units
Conditions
1
dB 6MHz
-24
-12
dB 27MHz
MS0522-E-00
8
2006/Dec