Sharp 28JW-73H, Руководство по обслуживанию

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6.7.1. Absolute Maximum Ratings
1)
Refer to Pin Circuits (chapter 6.6. on page 157)
Stresses beyond those listed in the “Absolute Maximum Ratings” may cause permanent damage to the device. This
is a stress rating only. Functional operation of the device at these or any other conditions beyond those indicated in
the “Recommended Operating Conditions/Characteristics” of this specification is not implied. Exposure to absolute
maximum ratings conditions for extended periods may affect device reliability.
Symbol Parameter Pin Name Min. Max. Unit
T
A
Ambient Operating Temperature
−
65
°
C
T
S
Storage Temperature
−
40 125°C
P
TOT
Total Power Dissipation
−
1400 mW
VSUP
x
Supply Voltage VSUP
x
−
0.3 6 V
V
I
Input Voltage, all Inputs
−
0.3 VSUP
x
+0.3
1)
V
V
O
Output Voltage, all Outputs
−
0.3 VSUP
x
+0.3
1)
V
V
IO
Input/Output Voltage, all Open Drain Out-
puts
−
0.3 6 V
9&7,&
Fig. 1–2: Block diagram of the VCT 38xxA/B (shaded blocks are optional)
The block diagram does not show the additional features of VCT 38xxB.
Video
Front-end
Comb
Filter
Color
Decoder
Display
Processor
Video
Back-end
Panorama
Scaler
4
3
4
12
31
2
I
2
C Master
3 kB
OSD
96 kB
CPU ROM
TPU
DMA CPU
24 IO Ports
Watchdog
2 CapCom
2 Timer
15:1 Mux
10-bit ADC
8-bit PWM
Audio
3
2
Clock
Oscillator
1 kB
CPU RAM
XTAL1
XTAL2
VIN
AIN
Px
y
ADB, DB, CB
RGBOUT
RGBIN
VE
R
T
PR
OT
HFLB SE
N
S
E
I
2
C
XR
E
F
HOUT VR
D
VR
T
SG
N
D
Color, Prio
MSync
I
2
C
VSUPAB
VS
U
PP1
GN
D
P
1
Reset
Logic
RESQ
VS
U
P
S
TEST
GNDAB
VS
U
P
A
F
VS
U
P
D
GNDA
F
GNDD
RS
W
2
GNDM EW
8
14-bit PWM
2 2
3
CIN
SVM
Vi
d
e
o
GNDS
CLK20
RDY
BE
24 kB
VCT 38xxA/B
AOUT
VSync
VOUT
24 kB ROM
3 kB
OSD RAM
Pict.Improv
16 kB
Text
RAM