Sony Ipels PCS-G50, Руководство по обслуживанию

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PCS-G50/G50P
6-11
–DRIVER–
1
2
3
4
8
7
6
5
A
B
Z
Y
V
CC
R
D
GND
R
D
A
B
Z
Y
2
3
8
7
6
5
–RECEIVER–
INPUT
D
H
L
OPEN
OUTPUTS
Y
H
L
L
Z
L
H
H
OUTPUTS
R
H
?
L
H
DIFFERENTIAL INPUTS
A _ B
V
ID
>
50 mV
_ 50 mV < V
ID
< 50 mV
V
ID
< _ 50 mV
OPEN
: HIGH LEVEL
: LOW LEVEL
: INDETERMINATE H
L
?
HIGH SPEED DIFFERENTIAL LINE DRIVER/RECEIVER
—TOP VIEW—
SINGLE BUS BUFFER GATE WITH 3-STATE OUTPUT
GND A OE
1 2 3
Vcc
4
Y
5
—TOP VIEW—
OE
0
0
1
OUTPUT
A
1
0
X
Y
1
0
HI-Z
0 : LOW LEVEL
1 : HIGH LEVEL
X : DON'T CARE
HI-Z : HIGH INPEDACE
INPUT
OE
A Y
4
1
2
DUAL BUS BUFFER GATE WITH 3-STATE OUTPUT
—TOP VIEW—
XOE
1
1
0
OUTPUT
XA
1
0
X
XY
1
0
HI-Z
0 : LOW LEVEL
1 : HIGH LEVEL
X : DON'T CARE
HI-Z : HIGH INPEDACE
INPUT
1OE
1A 1Y
6
1
2
2OE
2A
2Y
3
7
5
1OE
1A
2Y
GND
1
2
3
4
8
7
6
5
V
CC
2OE
1Y
2A
LOW DROPOUT LINEAR REGULATOR
N
P
GND
1 2 3
4
V
OUT
V
IN
V
CONT
5
—TOP VIEW—
V
IN
V CONT
GND
500 k
Z
320 k
Z
V
OUT
N
P
4
3
OVER HEAT AND
OVER CURRENT
PROTECTION
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
_
5
1
2
SN65LVDS179DGKR (TI)
SN74LVC1G125DCKR (TI)
SN74LVC2G126DCUR (TI)
TK11133CSCL-G (TOKO)
IC