cxa1853q Sony Electronics, cxa1853q Datasheet - Page 21

• Manufacturer Part Number: cxa1853q
• Description: Rgb Driver For Lcd
• Manufacturer: Sony Electronics

170
171
172
173
174
175
176
No.
R gamma white side
breakpoint sub adjustment
range (1)
R gamma white side
breakpoint sub adjustment
range (2)
B gamma white side
breakpoint sub adjustment
range (1)
B gamma white side
breakpoint sub adjustment
range (2)
WHT LIM standard voltage
value
WHT LIM adjustment
range (1)
WHT LIM adjustment
range (2)
Item
V
Symbol
P
P
P
P
WT
V
V
GWR1
GWR2
GWB1
GWB2
W1
W2
(See "White Side Gamma Measurement Method".)
Set V45 = V
SW41
Then measure the gamma breakpoint at TP16,
and label the non-inverted side as P
inverted side as P
Next, measure the gamma breakpoint at TP15 with
SW75
inverted side as P
P
Next, measure the gamma breakpoint at TP15 with
V75 = 1.6V, SW1
the non-inverted side as P
side as P
(See "White Side Gamma Measurement Method".)
Set V45 = V
SW41
V76 = 5.0V.
Then measure the gamma breakpoint at TP17,
and label the non-inverted side as P
inverted side as P
Next, measure the gamma breakpoint at TP17 with
V75 = 1.6V, SW1
the non-inverted side as P
side as P
Set V45 = 5.0V, V42 = 0V, V54 = 0V and input
SG1 (0dB) to (TEST IN).
Label the non-inverted output amplitudes (black to
white) at TP15, TP16 and TP17 as V
and V
V
Next, label the non-inverted output amplitudes
(black to white) at TP15, TP16 and TP17 with
SW41
and V
V
Next, label the non-inverted output amplitudes
(black to white) at TP15, TP16 and TP17 with
V41 = 1.6V as V
inverted output amplitudes as V
and V
V
GWRNA
P
P
P
P
WRLTA
WRLNA
WT
V
V
GWR1
GWR2
GWB1
GWB2
W1
W2
WBLT
WBLN
WBLMA
, V
, V
.
= V
= V
= V
= V
= V
= V
= P
= P
= P
= P
GWRMA
GWBMA
ON and V41 = 1.6V.
ON and V75 = 5.0, and label the non-
ON, V41 = 1.6V, SW76
ON and V41 = 5.0V as V
WGLTA
WGLNA
, and the inverted output amplitudes as
– 21 –
, and the inverted output amplitudes as
V
V
Measurement conditions
I
I
GWRN (A)
GWRM (A)
GWBN (A)
GWBM (A)
, respectively.
, V23 = 1.6V, V71 = 5.0V, V74 = 3.3V,
, V23 = 1.6V, V71 = 5.0V, V74 = 3.3V,
WRLT (A)
WBLT (A)
WRLN (A)
WGLN (A)
WBLN (A)
WRLM (A)
WGLM (A)
WBLM (A)
.
.
WRLM
and V
and V
GWGTA
GWRN
GWBNA
ON and V1 = 2.3V, and label
ON and V1 = 2.3V, and set
– P
, V
– P
– P
– P
, V
– V
– V
– V
– V
– V
– V
WBLTA
WBLNA
WGLT (A)
and the inverted side as
.
.
GWGT (A)
WGLM
GWGT (A)
GWGT (A)
GWGT (A)
WRLT (A)
WBLT (A)
WGLT (A)
WBLT (A)
WRLT (A)
WGLT (A)
GWRM
GWBM
, respectively.
, respectively.
and V
WRLMA
,
and the inverted
and the inverted
WRLN
GWGT
GWBN
ON and
WBLM
WRLT
, V
, V
WGLMA
, V
, and the
and the
and the
WGLN
WGLT
Min.
0.15
0.15
1.7
2.4
—
—
—
Typ. Max.
–0.3
–0.3
–1.7
0.3
0.3
2.0
2.8
–0.15
–0.15
–1.3
2.3
—
—
—
CXA1853Q
Unit
V
V
V
V
V
V
V