參數(shù)資料
型號: TMS320AV420
廠商: Texas Instruments, Inc.
英文描述: Digital NTSC Encoder(數(shù)字NTSC編碼器)
中文描述: NTSC制式的數(shù)字編碼器(數(shù)字NTSC制式編碼器)
文件頁數(shù): 2/18頁
文件大?。?/td> 487K
代理商: TMS320AV420
TMS320AV420
DIGITAL NTSC ENCODER
SCSS015A – AUGUST 1994 – REVISED SEPTEMBER 1995
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
functional block diagram
SYNC SIgnal
Generator
OSC
27 MHz
External Clock
INTER
EXTEN
CLK135
HSYNC
VSYNC
RGB/YUV
to
YIQ
Matrix
D(7:0)
D(15:8)
D(23:16)
FORM (1:0)
R/U/UV
G/Y
B/V
Inter–
polator
IPMOD
OLR, OLG,
OLB
OLC
IPEN
Y
I
Q
Y
I
Q
Overlay
Switch
YADJ (1:0)
Y
I
Q
Blanking
Limiter
1.5 MHz
LPF
0.5 MHz
LPF
Burst
Phase
D/A
IREFY
YOUT
COMPY
D/A
IREFC
COUT
COMPC
SYNC
Burst
Switch
SIN
GEN
COS
GEN
BIASC
BIASY
VREF
Blanking
Crystal
OSCOUT
OSCIN
8
8
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