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M61280M8-XXXFP Schematic ( PDF Datasheet ) - Hitachi

Teilenummer M61280M8-XXXFP
Beschreibung NTSC TV Signal Processor
Hersteller Hitachi
Logo Hitachi Logo 




Gesamt 30 Seiten
M61280M8-XXXFP Datasheet, Funktion
M61280M8-xxxFP
NTSC TV Signal Processor with MCU
Features
3 line composite video signal inputs and 1 line S video signal input are available
Built-in 3 input audio switch with ATT output
Correspond to digital OSD
H output of emitter follower type (L at stopping, same as M61250BFP)
Selectable of ACL/ABCL
Built-in H OSC resonator
Built-in vertical saw tooth generator
Correspond to fsc clock output
Built-in 5V & 8V regulator
Built-in MCU reset circuit
Built-in 8bit MCU
ROM: 32kByte, RAM: 1152byte
Applications
NTSC color television receivers
Pin Configuration
REJ03F0053-0100Z
Rev.1.0
Sep.23.2003
Rev.1.0, Sep.23.2003, page 1 of 53
Package: 80P6U






M61280M8-XXXFP Datasheet, Funktion
M61280M8-xxxFP
4. Bus Functions
Write
Function
Bit Sub Add DATA Discription
Initial Note
Audio
Audio ATT
7 10H
D0-D6 Pin 34 audio output level adjustment
00H
Audio SW
2 11H
D0-D1 Audio input switching; 0: Audio 1, 1: Audio 2, 2: Audio 3 X0H
Audio Mute
1 10H
D7 Pin 34 audio output on/off (mute) switching;
0: audio on (non-muted), 1: mute
0
Video
Video Tone
6 0AH
D0-D5 Sharpness level control
20H V Latch
Contrast Control 7 00H
D0-D6 Contrast level control
40H V Latch
OSD Contras Clip 1 00H
D7 OSD (EXT RGB) contrast lower-limit clipping on/off;
0 V Latch
0: clipping on, 1: clipping off
Y DL Time Adj
2 0CH
D0-D1 Y signal delay adjustment
X0H
Y DL Fine Adj
1 0CH
D2 Y signal delay fine adjustment
0
Vidio SW
3 0BH
D3 Video input pins 26/24/20/30 switching;
0: pin 26, 1: pin 24, 2: pin 20, 3: pin 30
X0H V Latch
Y SW LPF
1 0CH
D3 Pin 14 (Y SW OUT) output f-characteristic switching;
0: flat, 1: LPF (fc = 700 kHz)
0
Vidio Mute
1 0AH
D7 Y signal output on/off (mute) switching; 0: mute off, 1: mute 0
TRAP Off
1 07H
D3 Y signal chroma trap on/off switching; 0: trap on, 1: trap off 0
C-TRAP Adj
2 1DH
D0-D1 Chroma trap frequency fine adjust
X0H
Black Stretch Off 1 0BH
D7 Black stretch circuit on/off switching;
0
0: black stretch on, 1: black stretch off
Black Stretch Cont 3 0BH
D4-D6 Black stretch charge, discharge time constant adjustment; 0XH
D4, D5: charge time constant adjustment;
D6: discharge time constant adjustment
Black Dicharge2 1 1DH
D3 Black stretch discharge time constant adjustment;
discharge time constant adjustment
0XH
CHROMA Tint Control
7 08H
D0-D6 Hue control
40H V Latch
Color Control
7 09H
D0-D6 Color level control
40H V Latch
Take Off
1 07H
D0 Chroma BPF take-off function on/off switching;
0
0: BPF; 1: take off
C Angle95
1 0CH
D4 Color demodulation angle switching; 0: 103 deg, 1: 95 deg 0
Killer Level
1 07H
D1 Colorkiller sensitivity switching (active shallow direction); 0
0: 40 dB, 1: 35 dB
Force Mono
1 02H
D7 Forced b/w mode; 0: normal; 1: b/w
0
Force Color
1 1DH
D2 Forced color mode; 0: normal; 1: color
0
Fsc Free
1 07H
D6 X’tal oscillation circuit forced free-running mode;
0
0: off, 1: free-running
RGB
Brightness Control 8 01H
D0-D7 Bright level control
80H V Latch
Drive (R)
7 02H
D0-D6 R output level control
40H
Drive (B)
7 03H
D0-D6 B output level control
40H
Cut Off (R)
8 04H
D0-D7 R output DC level control
80H
Cut Off (G)
8 05H
D0-D7 G output DC level control
80H
Cut Off (B)
8 06H
D0-D7 B output DC level control
80H
Blue Back
1 09H
D7 Blue back screen on/off switching; 0: off, 1: blue back
0
WhiteBack
1 03H
D7 White raster on/off switching; 0: off, 1: white back
0
ABCL
1 07H
D5 ABCL on/off switching; 0: off, 1: ABCL on
0
ABCL Gain
1 07H
D4 ABCL sensitivity low/high switching; 0: low, 1: hi
0
OSD Bright
1 1FH
D3 OSD level switching; 0: normal, 1: –8%
0
ACL OFF
1 07H
D7 ACL on/off switching; 0: normal, 1: ACL max
0
HTONE
1 07H
D2 Halftone on/off switching; 0: normal, 1: halftone
0
FASTBLK Hi
1 0BH
D3 FASTBLK switching;
0
0: normal, 1: hi (full-screen OSD mode)
Rev.1.0, Sep.23.2003, page 6 of 53

6 Page









M61280M8-XXXFP pdf, datenblatt
M61280M8-xxxFP
Electrical Characteristics, ASIC
Symbol
ICC
ICC5V
ICC8V
ICC12
ICC49
ICC31
Power
Vth9
V40H
V40L
V28
V18H1
V18H2
Reset
V13H
V13L
TH9
I2C
IACK
VIL
VIH
FSCL
Item
Standard conditions
Imput signal
Pin SG
5 V circuit current
(pin 22)
8 V circuit current
Pin 47 circuit current —
Pin 49 circuit current —
Pin 31 circuit current —
Power supply circuit
standard conditions
Power on control
threshold voltage
8.7 VREG output
voltage 1
8.7 VREG output
voltage 2
5.7 VREG output
voltage 1
MCU 5.7 VREG
output voltage 1
MCU 5.7 VREG
output voltage 2
Reset standard
conditions
Maximum reset
output voltage
Minimum reset output
voltage
Reset threshold
voltage
I2C standard
conditions
ACK current
SCL/SDA VTH (L)
SCL/SDA VTH (H)
Clock frequency
Test Limits
point Min Typ Max Unit
22 40 55 70 mA
(Ta = 25°C)
Notes
Pins 4, 7=0 V; pins 9, 10 = 5 V; pins 23,
65 = 0 V; pins 47, 49 = 8 V
MCU/VIDEO/Chroma Vcc
47,48, 27 42 57 mA
49
47 — 23 — mA
49 — 19 — mA
31 3 6 9 mA
Deflection/RGB Drive 8 V Vcc
Reference data; Deflection/Vcc
Reference data;
RGB Drive/AUDIO 8 V Vcc
8.7 VREG Vcc
9
2.6 3
3.4 V
Pins 4, 7 = 5 V; pins 9, 10 = 5 V; pins
23, 65 = 0 V; pins 47, 49 = 8 V
40 8.3 8.7 9.1 V
Pin 9 = 5 V
40 — 0 0.3 V
Pin 9 = 0 V
28 5.55 5.8 6.05 V
Pin 9 = 5 V
18 5.45 5.7. 5.95 V
Pin 9 = 5 V
18 5.45 5.7 5.95 V
Pin 9 = 0 V
13 4.5 5 5.5 V
Pins 4, 7 = 5 V; pins 9, 10 = 5 V; pins
23, 65 = 0 V; pins 47, 49 = 8 V
13 — 0 0.5 V
9 4 4.2 4.4 V
— ————
56,58
56,58
56
0.0
3.5
1—
0.75 1.5
4.25 5.0
— 100
mA
V
V
kHz
Reference data
Rev.1.0, Sep.23.2003, page 12 of 53

12 Page





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