CXA1870 SONY [Sony Corporation], CXA1870 Datasheet - Page 16

• Manufacturer Part Number: CXA1870
• Description: Color TV Y/C/Jungle
• Manufacturer: SONY [Sony Corporation]

100
101
102
103
104
105
106
107
108
109
No.
86
87
88
89
90
91
92
93
94
95
96
97
98
99
OSD BLK
black variation
OSD BLK
attenuation
ABL threshold
ABL gain 1
ABL black level 1
ABL gain 2
ABL black level 2
Blanking level
Ik clamp level
Ik R level
Ik variable
range 1
Ik variable
range 2
RGB output
DC range 1
RGB output
DC range 2
Bright center -R
Bright
center -G, B
Bright variable range 1-R
Bright variable
range 1-G, B
Bright variable range 2-R
Bright variable
range 2-G, B
Sub-bright variable
range 1-R
Sub-bright
variable range 1-G, B
Sub-bright variable
range 2-R
Sub-bright
variable range 2-G, B
Item
Vbcen, gb
Vsbrt1, gb
Vsbrt2, gb
Vbrt1, gb
Vbrt2, bg
Vlk, max
Vbcen, r
Vsbrt1, r
Vsbrt2, r
Vlk, min
Symbol
Vth, abl
Vbrt1, r
Vbrt2, r
∆ Vosd
Vlk, clp
Gabl1
Vabl1
Gabl2
Vabl2
Gosd
Vlk, r
Vref,
Vref,
Vblk
max
min
OSD BLK:
Sig-R2 (5V)
OSD BLK:
Sig-R2 (3V)
Video In: Sig-Y1
ABL: 3
ABL: 0
Video In: Sig-Y1
G CUTOFF: F
B CUTOFF: F
G CUTOFF: 0
B CUTOFF: 0
Vsh: 4.6V
(Pins 15,
17 and 19)
Vsh: 8V
(Pins 15,
17 and 19)
BRIGHT: 1F
BRIGHT: 3F
BRIGHT: 0
SUB
BRIGHT: 3F
SUB
BRIGHT: 0
Measurement
conditions
Video In:
Sig-Y1
Video In:
Sig-Y1
Video In:
Sig-Y1
Pin 25:
9 V/5 V
Video In:
Sig-V1
Video In:
Sig-V1
Measurement
16, 18, 20 Measure the R, G and B blanking levels.
pin
16
18
20
16
18
20
16
16
21
16
18
20
16
18
20
16
18
20
16
18
20
16
18
20
16
18
20
—16—
Vary the voltage applied to Pin 23 and measure
the voltage at which picture ABL operates.
VOSDBLK
Vlk,clp
Vref
V1
REFP Vsig
Vlk,b Vlk,g Vlk,r
B
Measurement method
G
Vp
Vb
V2
VIK
VD
20log Vp, 5V
Vb, 5V-
Vb, 9V
20log Vp, 5V
Vb, 5V-
Vb, 9V
Vlkg, b-Vlk, r
Vref
Vsig-Vref
Vsig
(BRIGHT: 1F)
–Vsig
VD–
VOSDBLK
20log
Vp, 9V
Vp, 9V
V2
V1
–0.64
–0.46
–0.38
–0.36
–0.38
–0.36
–150
–100
–3.4
–8.8
1.25
0.76
0.45
–0.5
0.27
0.27
Min.
100
1.1
0.2
3.2
0.3
0.3
–7
0
–0.54
–0.36
–0.33
–0.31
–0.33
–0.34
Typ.
–2.4
–6.8
1.35
0.86
0.35
0.85
–0.4
0.35
0.32
0.35
0.32
190
200
1.2
0.2
3.5
–6
0
–0.28
–0.44
–0.26
–0.26
–0.28
–0.26
Max.
–1.4
–4.8
1.45
0.96
1.25
–0.3
0.37
0.37
410
300
100
1.3
0.4
0.4
4.0
0.4
0.4
CXA1870S
–5
Unit
mV
mV
mV
dB
dB
dB
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V