參數(shù)資料
型號(hào)： ADV7189BKSTZ
廠商： Analog Devices Inc
文件頁(yè)數(shù)： 78/104頁(yè)
文件大?。?/td> 0K
描述： IC DECODER VIDEO W/ADC 80LQFP
標(biāo)準(zhǔn)包裝： 1
類型： 視頻解碼器
應(yīng)用： 機(jī)頂盒，視頻播放器，錄音機(jī)
電壓 - 電源，模擬： 3.15 V ~ 3.45 V
電壓 - 電源，數(shù)字： 1.65 V ~ 2 V
安裝類型： 表面貼裝
封裝/外殼： 80-LQFP
供應(yīng)商設(shè)備封裝： 80-LQFP（14x14）
包裝： 托盤
產(chǎn)品目錄頁(yè)面： 788 (CN2011-ZH PDF)
ADV7189B
Rev. B | Page 75 of 104
Bits
Subaddress
Register
Bit Description
7
6
5
4
3
2
1
0
Comments
Notes
0x0F
Power
Management
Reserved
0
Set to default
0
Chip power down
controlled by pin
PDBP. Power-down bit priority
selects between PWRDN bit or PIN.
1
Bit has priority (pin
disregarded)
Reserved
0
Set to default
0
System functional
PWRDN. Power down places the
decoder in a full power-down
mode.
1
Powered down
See PDBP, 0x0F Bit 2.
Reserved
0
Set to default
0
Normal operation
RES. Chip reset loads all I2C bits
with default values.
1
Start reset sequence
Executing reset takes
approx. 2 ms. This bit
is self-clearing.
0x10
IN_LOCK
x
In lock (right now) = 1
LOST_LOCK
x
Lost lock (since last read) = 1
Status
Register 1.
Read-Only.
FSC_LOCK
x
FSC lock (right now) = 1
FOLLOW_PW
x
Peak white AGC mode
active = 1
Provides information
about the internal
status of the
decoder.
0
NTSM-MJ
0
1
NTSC-443
0
1
0
PAL-M
0
1
PAL-60
1
0
PAL-BGHID
1
0
1
SECAM
1
0
PAL combination N
AD_RESULT[2:0]. Autodetection
result reports the standard of the
Input video.
1
SECAM 525
Detected standard.
COL_KILL.
x
Color kill is active = 1
Color kill.
0x11
IDENT
Read-Only
IDENT[7:0] Provides identification
on the revision of the part.
x
ADV7189B = 0x13
0x12
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 pseudo sync 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
Status
Register 2.
Read-Only.
Reserved
x
0x13
INST_HLOCK
x
1 = horizontal lock
achieved
Unfiltered
GEMD
x
1 = Gemstar data detected
SD_OP_50HZ
x
SD 60 Hz detected
Reserved
x
SD 50 Hz detected
SD Field rate detect
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
Status
Register 3.
Read-Only.
PAL_SW_LOCK
x
1 = Swinging burst
detected
Reliable swinging
burst sequence
Reserved
0
1
0
Set to default
0
Current sources switched
off
CCLEN. Current clamp enable
allows the user to switch off the
current sources in the analog front.
1
Current sources enabled
0x14
Analog
Clamp
Control
Reserved
0
Set to default
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