ADV7181BST Analog Devices Inc, ADV7181BST Datasheet - Page 85

• Manufacturer Part Number: ADV7181BST
• Description: IC VIDEO DECODER SDTV 64-LQFP
• Manufacturer: Analog Devices Inc
• Type: Video Decoderr

Specifications of ADV7181BST

• Rohs Status: RoHS non-compliant
• Applications: Recorders, Set-Top Boxes
• Voltage - Supply, Analog: 3.15 V ~ 3.45 V
• Voltage - Supply, Digital: 1.65 V ~ 2 V
• Mounting Type: Surface Mount
• Package / Case: 64-LQFP
• Adc/dac Resolution: 9b
• Screening Level: Industrial
• Package Type: LQFP
• Pin Count: 64
• For Use With: EVAL-ADV7181BEB - BOARD EVALUATION FOR ADV7181
• Lead Free Status / RoHS Status: Compliant

Subaddress
0xC4
0xDC
0xDD
0xDE
0xDF
0xE0
0xE1
0xE2
0xE3
0xE4
0xE5
Register
ADC
SWITCH 2
Letterbox
Control 1
Letterbox
Control 2
SD Offset
Cb
SD Offset
Cr
SD
Saturation
Cb
SD
Saturation
Cr
NTSC V Bit
Begin
Bit Description
ADC2_SW[3:0]. Manual muxing
control for ADC2.
Reserved.
ADC_SW_MAN_EN. Enable manual
setting of the input signal muxing.
LB_TH[4:0]. Sets the threshold value
that determines if a line is black.
Reserved.
LB_EL[3:0]. Programs the end line of
the activity window for LB detection
(end of field).
LB_SL[3:0]. Program the start line of
the activity window for LB detection
(start of field).
Reserved.
Reserved.
Reserved.
SD_OFF_CB[7:0]. Adjusts the hue by
selecting the offset for the Cb
channel.
SD_OFF_CR[7:0]. Adjusts the hue by
selecting the offset for the Cr
channel.
SD_SAT_CB[7:0]. Adjusts the
saturation of the picture by
affecting gain on the Cb channel.
SD_SAT_CR[7:0]. Adjusts the
saturation of the picture by
affecting gain on the Cr channel.
NVBEG[4:0]. How many lines after
l
NVBEGSIGN.
NVBEGDELE. Delay V bit going high
by one line relative to NVBEG (even
field).
NVBEGDELO. Delay V bit going high
by one line relative to NVBEG (odd
field).
COUNT
rollover to set V high.
Rev. B | Page 85 of 100
7 6
0
1
1 0
0 1
0 0
0 0
0 0
1 0
1 0
1 0
1 0
0
1
x
0
1
5
x
1
0
0
0
0
0
0
0
0
0
1
4 3
x
0
0
0
0
1
0
0
0
0
0
Bits
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
1
0
0
1
0
0
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
0
0
0
0
0
0
0
0
1
Comments
No connection
No connection
No connection
No connection
No connection
AIN6
No connection
No connection
No connection
No connection
No connection
No connection
No connection
AIN5
No connection
No connection
Disable
Enable
Default threshold for the
detection of black lines
Set as default
LB detection ends with
the last line of active video
on a field.;1100b: 262/525
Letterbox detection
aligned with the start of
active video; 0100b:
23/286 NTSC
Chroma gain = 0 dB
Chroma gain = 0 dB
NTSC default (BT.656)
Set to low when manual
programming
Not suitable for user
programming
No delay
Additional delay by 1 line
No delay
Additional delay by 1 line
Notes
SETADC_sw_
man_en = 1.
ADV7181B