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PDF LA76832N Data sheet ( Hoja de datos )
| Número de pieza | LA76832N | |
| Descripción | I2C Bus Control IC | |
| Fabricantes | Sanyo Electric | |
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Ordering number : ENA0069
LA76832N Monolithic Linear IC
I2C Bus Control IC
Overview
The LA76832N is I2C bus controller ICs that support the NTSC and aim for rationalization of color TV set design, improved
manufacturability, and lower total costs.
Functions
• I2C Bus Control VIF/SIF/Y/C/Deflection Implemented in a Single Chip
Specitications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Maximum supply voltage
Maximum supply current
Allowable power dissipation
V8 max
V31 max
V43 max
I18 max
I25 max
Pd max
DTaa≤6ta5°SCh* eet4U.com
Operating temperature
Topr
Storage temperature
Tstg
*Provided with a glass epoxy board (114.3×76.1×1.6mm)
Operating Conditions at Ta = 25°C
Parameter
Recommended supply voltage
Recommended supply current
Operating supply voltage range
Operating supply current range
Symbol
V8
V31
V43
I18
I25
V8 op
V31 op
V43 op
I25 op
I18 op
Conditions
Ratings
7.0
7.0
7.0
25
35
1.6
-10 to +65
-55 to +150
Unit
V
V
V
mA
mA
W DataShee
°C
°C
Ratings
5.0
5.0
5.0
19
27
4.7 to 5.3
4.7 to 5.3
4.7 to 5.3
24 to 30
17 to 21
Unit
V
V
V
mA
mA
V
V
V
mA
mA
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O3005 MS PC B8-5799 No.0069-1/39
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LA76832N
Continued from preceding page.
Parameter
Symbol
Conditions
APC pull-in range (+)
PULIN+_P
APC pull-in range (-)
PULIN-_P
[Chroma block] : NTSC
ACC amplitude characteristics 1
ACC amplitude characteristics 2
Demodulation output ratio R-Y/B-Y : NTSC
ACCM1_N
ACCM2_N
RB_N
Demodulation output ratio G-Y/B-Y : NTSC GB_N
Demodulation angle B-Y/R-Y : NTSC
ANGBR_N
Demodulation angle G-Y/B-Y : NTSC
ANGGB_N
Demodulation angle switch G-Y/B-Y : NTSC
Killer operating point
ANGGC_N
KILL_N
Input : +6dB/0dB 0dB = 40IRE
Input :-20dB/0dB
R-Y/B-Y_GainBalance_DAC,
R-Y/B-Y_Angle_DAC = Center
R-Y/B-Y_GainBalance_DAC,
R-Y/B-Y_Angle_DAC = Center
R-Y/B-Y_GainBalance_DAC,
R-Y/B-Y_Angle_DAC = Center
R-Y/B-Y_GainBalance_DAC,
R-Y/B-Y_Angle_DAC = Center
G-Y Angle_DAC = 1
0dB = 40IRE
APC pull-in range (+)
PULIN+_N
APC pull-in range (-)
PULIN-_N
Tint center
TINCEN
Tint variable range (+)
TINT+
Tint variable range (-)
TINT-
[Deflection block]
Horizontal free-running frequency
fH
Horizontal pull-in range
fH PULL
Horizontal output pulse width
Hduty
Horizontal output pulse saturation voltage
V Hsat
Vertical free-running cycle 50
Vertical free-running cycle 60
VFR50
VFR60
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Horizontal output pulse phase
HPHCENpal
Horizontal output pulse phase
HPHCENnt
Horizontal position adjustment range
HPHrange
5bit
Horizontal position adjustment
maximum variability width
Horizontal blanking left @0
Horizontal blanking left @7
Horizontal blanking right @0
Horizontal blanking right @7
Sand castle pulse crest value H
Sand castle pulse crest value M1
Sand castle pulse crest value L
Sand castle pulse crest value M2
Burst gate pulse width
Burst gate pulse phase
Horizontal output stop voltage
HPHstep
BLKL0
BLKL7
BLKR0
BLKR7
SANDH
SANDM1
SANDL
SANDM2
BGPWD
BGPPH
Hstop
BLKL : 000
BLKL : 111
BLKR : 000
BLKR : 111
X-ray protection circuit operating voltage
[Vertical screen size adjustment]
VXRAY
Vertical ramp output amplitude PAL@64
Vspal64
VSIZE : 1000000
Vertical ramp output amplitude NTSC@64
Vsnt64
VSIZE : 1000000
Vertical ramp output amplitude PAL@0
Vspal0
VSIZE : 0000000
Vertical ramp output amplitude PAL@127
Vspal127
VSIZE : 1111111
[High-voltage dependent vertical size correction]
Vertical size correction @0
Vsizecomp
VCOMP : 000
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min
350
Ratings
typ
max
-350
Unit
Hz
Hz
0.8
0.7
0.80
1.0
1.0
0.90
1.2
1.1
1.00
times
times
times
0.24
0.30
0.38 times
99 104 109 deg
227 240 250 deg
243 253 263 deg
-40 -35 -28 dB
350 Hz
-350
Hz
-10 0 +10 deg
35 deg
-35 deg
530
±400
36.1
0
312.0
262.0
9.5
9.5
680
37.6
0.2
312.5
262.5
10.5
10.5
±2.2
830
39.1
0.4
313.0
263.0
11.5
11.5
200.0
7500
10800
1800
-1100
5.3
3.7
0.1
1.7
3.5
4.9
3.30
0.59
8300
11600
2600
-300
5.6
4.0
0.4
2.0
4.0
5.4
3.60
0.69
9100
12400
3400
500
5.9
4.3
0.7
2.3
4.5
5.9
3.90
0.79
Hz
Hz
µs
V
H
H
µs
µs
µs
ns
ns
ns
ns
ns
V
V
V
V
µs
µs
V
V
DataShee
0.75
0.75
0.40
1.05
0.85
0.85
0.50
1.20
0.95 Vp-p
0.95 Vp-p
0.60 Vp-p
1.35 Vp-p
0.83
0.88
0.93
ratio
Continued on next page.
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LA76832N
Video Block Input Signals and Test Conditions
1. C IN Input∗chroma burst signal : 40 IRE
2. Y IN input signal 100IRE : 714mV
3. Bus control bit conditions : Initial test state
∗OIRE signal (L-O) : NTSC standard sync signal
∗XIRE signal (L-X)
∗CW signal (L-CW)
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∗BLACK STRETCH OIRE signal (L-BK)
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| Páginas | Total 30 Páginas | |
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