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PDF ( 数据手册 , 数据表 ) M61251AFP

零件编号 M61251AFP
描述 Single-chip NTSC TV signal processor
制造商 Renesas Technology
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M61251AFP 数据手册, 描述, 功能
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M61251AFP
Single-chip NTSC TV signal processor
REJ03F0078-0100Z
Rev.1.0
Sep.22.2003
Description
The M61251AFP is a single-chip TV-signal processor IC for the NTSC format and is ideal for use in combination with
a microcomputer. Processing circuits for all signals, including intermediate-frequency video and audio, video, color, the
on-screen display of characters, and the deflection system are all included, and various functions are controllable via an
I2C bus. Furthermore, a reset circuit, clock circuit, and regulator are included for use with microcomputers.
Features
Handling of VIF does not require a VCO coil
Adjustment-free audio demodulator
PLL-SPLIT SIF system with FM radio function
Supports component video-signal input
Fsc output available
ACL or ABCL is selectable
Built-in horizontal oscillator
Built-in sawtooth waveform generator for vertical sync
Self-diagnostic function
Built-in black-peak hold, AFC2, color killer filter
Horizontal / vertical pulse output for OSD
Built-in microcomputer reset circuit
Built-in microcomputer clock output
Built-in 5- and 8-V regulators
Rev.1.0, Sep.22.2003, page 1 of 15







M61251AFP pdf, 数据表
www.DataSMh6ee1t24U51.cAomFP
Write table (input bytes)
SUB ADDRESS
DATA
HEX BIN
D7
D6
D5
D4
D3
D2
D1
D0
(inhibited)
RF Felay Adj
00H 00000000
0
1
0
0
0
0
00
(inhibited)
VIFFreq5875
VIF VCD ADJ
01H 00000001
0
0
1
0
0
0
00
Video Mute Audio EXT C. Clip level
TRAP Off Video T Sharp
ABCL
Black Stre. Off Take Off
02H 00000010
0
0
0
0
0
0
00
Audio Mute
Audio ATT
03H 00000011
0
0
0
0
0
0
00
ABCL Gain AFT Defeat
Video Tone
04H 00000100
0
0 V1 V0 V0 V0 V0 V0
EXTRGB C. Clip
Contrast Control
05H 00000101
V0
V1
V0
V0
V0
V0
V0
V0
VIF Video Out Gain
Y/C
EXT
Y DL Fine Adj
Y DL Time Adj
06H 00000110
1
0
0 V0 V0 0
0
0
VIF Defeat
Tint Control
07H 00000111
0
V1 V0 V0 V0 V0 V0 V0
Blue Back
Color Control
08H 00001000
V0
V1
V0
V0
V0
V0
V0
V0
HV BLK OFF VOUT STOP FSC FREE
HTONE SW
(inhibited)
09H 00001001
0
0
0
0
0
1
00
Brightness Control
0AH 00001010
V1
V0
V0
V0
V0
V0
V0
V0
(inhibited)
DRIVE (R)
0BH 00001011
0
1
0
0
0
0
00
(inhibited)
DRIVE (B)
0CH 00001100
0
1
0
0
0
0
00
Cut Off (R)
0DH 00001101
1
0
0
0
0
0
00
Cut Off (G)
0EH 00001110
1
0
0
0
0
0
00
Cut Off (B)
0FH 00001111
1
0
0
0
0
0
00
White Back
V-free
(inhibited)
H VCO Adj
10H 00010000
0
0
1
0
0
1
00
(inhibited)
V-Size
11H 00010001
0
0
1
0
0
0
00
Monitoring
Gamma Control
TRAP Fine Adj
12H 00010010
0
0
0
0
0
0
00
H-free
V. 1Windows YSW LPF
H Start
Service SW
V Shift
13H 00010011
0
0
0
0
0
0
00
Black Strech Discharge
Black Strech Charge
S.Slice Down2 S.Slice Down1
(inhibited)
14H 00010100
0
0
0
0
0
0
1
1
AFC1 Gain
AFC2 Gain
OSD level
Analog OSD
US/JPN SW
Killer level
15H 00010101
0
0
0
0
0
0
00
VSYNCDET Auto Slice down FBP Vth L
AFC2 H Phase
16H 00010110
1
0
0
1
0
0
00
YUV SW
Baseband Tint Control
17H 00010111
0
V1 V0 V0 V0 V0 V0 V0
Test1
(inhibited)
18H 00011000
0
0
0
0
0
0
00
BGPFBP OFF Test2
(inhibited)
19H 00011001
0
0
0
0
0
0
00
Test3
(inhibited)
1AH 00011010
0
0
0
0
0
0
00
(inhibited)
1BH 00011011
0
0
0
0
0
0
00
(inhibited)
1CH 00011100
0
0
0
0
0
0
00
INITIAL
40H
20H
00H
00H
20H
40H
80H
40H
40H
04H
80H
40H
40H
80H
80H
80H
24H
20H
00H
00H
03H
00H
90H
40H
00H
00H
00H
00H
00H
NOTE: V0/V1 ==> V–LATCH BIT
Read table (output bytes)
SUB ADDRESS
00H 00000000
D7
KILLERB
D6
(not
assigned)
D5
STPETB
D4 D3
VCOINB AFT 0
D2
AFT 1
D1 D0
HCOINB (not assigned)
Rev.1.0, Sep.22.2003, page 8 of 15







M61251AFP equivalent, schematic
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may occur with them. Trouble with semiconductors may lead to personal injury, fire or property damage.
Remember to give due consideration to safety when making your circuit designs, with appropriate measures such as (i) placement of substitutive, auxiliary
circuits, (ii) use of nonflammable material or (iii) prevention against any malfunction or mishap.
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