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参数资料
型号： ADV7180KST48Z
厂商： Analog Devices Inc
文件页数： 103/116页
文件大小： 0K
描述： IC VID DECOD SDTV 10BIT 48LQFP
标准包装： 1
类型： 视频解码器
应用： 数码相机，手机，便携式视频
安装类型： 表面贴装
封装/外壳： 48-LQFP
供应商设备封装： 48-LQFP（7x7）
包装： 托盘
Data Sheet
ADV7180
Rev. I | Page 87 of 116
Main Map
Bit Description
Bits
(Shading Indicates Default State)
Comments
Notes
Subaddress
Register
7
6
5
4
3
2
1
0
0x0F
Power
management
Reserved
0
Set to default
PDBP; power-down bit
priority selects between
PWRDWN bit or pin control
0
Chip power-down controlled by pin
Not applicable for
32-lead LFCSP
1
Bit has priority (pin disregarded)
Reserved
0
Set to default
PWRDWN; power-down
places the decoder into a
full power-down mode
0
System functional
1
Powered down
See PDBP,
0x0F Bit 2
Reserved
0
Set to default
Reset; chip reset, loads
all I2C bits with default
values
0
Normal operation
1
Start reset sequence
Executing reset
takes approxi-
mately 2 ms; this
bit is self-clearing
0x10
Status 1
(read only)
IN_LOCK
x
1 = in lock (now)
Provides info
about the internal
status of the
decoder
LOST_LOCK
x
1 = lost lock (since last read)
FSC_LOCK
x
1 = fSC lock (now)
FOLLOW_PW
x
1 = peak white AGC mode active
AD_RESULT[2:0]; auto-
detection result reports
the standard of the
input video
0
NTSC M/J
Detected
standard
0
1
NTSC 4.43
0
1
0
PAL M
0
1
PAL 60
1
0
PAL B/G/H/I/D
1
0
1
SECAM
1
0
PAL Combination N
1
SECAM 525
COL_KILL
x
1 = color kill is active
Color kill
0x11
IDENT
(read only)
IDENT[7:0]; provides
identification on the
revision of the part
0
1
0
Power-up
value = 0x1C
0x12
Status 2
(read only)
MVCS DET
x
MV color striping detected
1 = detected
MVCS T3
x
MV color striping type
0 = Type 2,
1 = Type 3
MV PS DET
x
MV pseudosync detected
1 = detected
MV AGC DET
x
MV AGC pulses detected
1 = detected
LL NSTD
x
Nonstandard line length
1 = detected
FSC NSTD
x
fSC frequency nonstandard
1 = detected
Reserved
x
0x13
Status 3
(read only)
INST_HLOCK
x
1 = horizontal lock achieved
Unfiltered
GEMD
x
1 = Gemstar data detected
SD_OP_50Hz
0
SD 60 Hz detected
SD field rate detect
1
SD 50 Hz detected
Reserved
x
FREE_RUN_ACT
x
1 = free-run mode active
Blue screen output
STD FLD LEN
x
1 = field length standard
Correct field
length found
Interlaced
x
1 = interlaced video detected
Field sequence
found
PAL_SW_LOCK
x
1 = swinging burst detected
Reliable swinging
burst sequence
0x14
Analog
clamp control
Reserved
0
1
0
Set to default
CCLEN; current clamp
enable allows the user
to switch off the current
sources in the analog
front
0
Current sources switched off
1
Current sources enabled
VCLEN; allows the user to
reset the clamp circuitry
0
Normal Operation
1
Reset Clamp Circuitry
Reserved
0
Set to default
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