AK8817_09 Datasheet, PDF (2/50 Pages) Asahi Kasei Microsystems – NTSC/PAL Digital Video Encoder

ASAHI KASEI
CLKIN
CLKINV
Block Diagram
RSTN PDN SCL SDA
VREF
[AK8817/18]
CLK
Generator
VDI
HDI
D[7:0]
Cb
Cr
Color Bar Gen
B.B. Gen
PVDD PVSS DVDD DVSS
u-p I/F
Register
Timing Controller
Y
Cb/Cr
LPF Filter
(x 2 Interpolator)
CGMS
VREF
Generator
SYNC
Generator
Y
LPF Filter
(x 2 Interpolator)
U
Cos
SubCarrier
Generator
Sin
C
Chroma
LPF Filter
(x 2 Interpolator)
V
6dB AMP
LPF
9-bit
DAC
TEST
LOGIC
AVDD AVSS
TEST ATPG
IREF
SAG
VOUT
DACOUT
UD[4:0]
Rev.001E
2
2009 / 12