參數(shù)資料
型號： ADV7322
廠商： Analog Devices, Inc.
英文描述： Multiformat 11-Bit HDTV Video Encoder
中文描述： 多格式11位高清晰度電視視頻編碼器
文件頁數(shù)： 45/88頁
文件大?。?/td> 991K
代理商： ADV7322
Preliminary Technical Data
ADV7322
Rev. PrA | Page 45 of 88
NO F
SC
RESET APPLIED
F
SC
PHASE = FIELD 4 OR 8
307
310
313
320
DISPLAY
START OF FIELD 4 OR 8
F
SC
RESET APPLIED
F
SC
RESET PULSE
F
SC
PHASE = FIELD 1
307
310
313
320
DISPLAY
START OF FIELD 4 OR 8
0
Figure 60. Subcarrier Reset Timing Diagram
LCC1
GLL
P17–P10
ADV7183A
VIDEO
DECODER
COMPOSITE
VIDEO
1
CLKIN_A
RTC_SCR_TR
DAC A
DAC B
DAC C
DAC D
DAC E
DAC F
Y7–Y0/S7–S0
5
RTC
LOW
H/L TRANSITION
COUNT START
128
TIME SLOT 01
13
0
14 BITS
SUBCARRIER
PHASE
14
21
19
F
SC
PLL INCREMENT
2
VALID
SAMPLE
INVALID
SAMPLE
6768
4 BITS
RESERVED
0
SEQUENCE
BIT
3
RESET
BIT
4
RESERVED
ADV7322
NOTES
1
i.e., VCR OR CABLE
2
F
PLL INCREMENT IS 22 BITS LONG. VALUE LOADED INTO ADV7322 F
DDS REGISTER IS F
PLL INCREMENTS BITS 21:0
PLUS BITS 0:9 OF SUBCARRIER FREQUENCY REGISTERS. ALL ZEROS SHOULD BE WRITTEN TO THE SUBCARRIER FREQUENCY REGISTERS
OF THE ADV7322.
3
SEQUENCE BIT
PAL: 0 = LINE NORMAL, 1 = LINE INVERTED
NTSC: 0 = NO CHANGE
4
RESET ADV7322 DDS
5
SELECTED BY REGISTER ADDRESS 0x01 BIT 7
0
8/LINE
LOCKED
CLOCK
5 BITS
RESERVED
Figure 61. RTC Timing and Connections
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