cxa1871s Sony Electronics, cxa1871s Datasheet - Page 17

• Manufacturer Part Number: cxa1871s
• Description: Ntsc/pal Y/c/jungle
• Manufacturer: Sony Electronics

RGB system items
100
101
102
103
104
No.
86
87
88
89
90
91
92
93
94
95
96
97
98
99
Drive variable
range 1
Drive variable
range 2
Picture variable
range
Dynamic color
operation R
Dynamic color
operation B
Gamma
characteristics 1
(50 IRE)
Gamma
characteristics 2
(100 IRE)
OSD level 1
OSD level 2
OSD level 3
OSD level 4
OSD BLK
black variation
OSD BLK
attenuation
ABL threshold
value
ABL gain
ABL black level 1
ABL gain 2
ABL black level 2
Blanking level
Item
Symbol
Vth, abl
Gdy, b
GAM1
GAM2
Vosd1
Vosd2
Vosd3
Vosd4
Gdy, r
Gabl1
Gabl2
Vabl1
Vabl2
Gosd
Gdr1
Gdr2
Gpic
Vblk
Vosd
G DRIVE: 1F
B DRIVE: 1F
G DRIVE: 0
B DRIVE: 0
PICTURE: 0
DY COL: 0
GAMMA:
0/7
OSD: 0
OSD: 1
OSD BLK:
Sig-R2 (5 V)
OSD BLK:
Sig-R2 (3 V)
Video In: Sig-Y1
ABL: 3
ABL: 0
Video In: Sig-R1
Measurement
conditions
Video-In:
Sig-H1
Y In:
Sig-R1
Video-In:
Sig-H1
Y In:
Sig-R1
Video-In:
Sig-H1
Y In:
Sig-R1
Video-In:
Sig-H1
OSD BLK:
Sig-R3
Video In:
Sig-Y1
Video In:
Sig-Y1
Video In:
Sig-Y1
Pin 28:
9 V/5 V
Measurement
pin
19
21
23
19
21
23
19
23
19
21
23
19
21
23
19
21
23
19
21
23
19
19
19
21
23
—17—
Vary the voltage applied to Pin 26 and measure the
voltage at which picture ABL operates
Measure the R, G and B blanking levels.
VOSDBLK
V1
V1
Vg1
Measurement method
Vg2
VOSD1(3)
VOSD2(4)
Vp
Vb
V2
Vdyr
Vdyb
Vdr1
Vr1
Vr0
Vdr2
VD
–Vg1 (GAMMA: 0)
–Vg2 (GAMMA: 0)
Vg1 (GAMMA: 7)
Vg2 (GAMMA: 0)
Vg2 (GAMMA: 7)
Vg2 (GAMMA: 0)
VOSD
V1=100IRE
VD –
VOSDBLK
20log
20log
Vb, 5 V-
Vb, 9 V
20log
Vb, 5 V-
Vb, 9 V
20log
20log
20log
Vdyb
Vdyr
Vdr1
Vr0
V1
Vp, 9 V
Vp, 9 V
Vp, 5 V
Vp, 5 V
X100
X100
X100
Vdr1
Vdr2
V2
V1
Vr0
Vr0
Vr1
Vr0
–15.7 –14.7 –13.7
–150 190
–100
–5.2 –4.5 –3.3
94.5
–3.4 –2.4 –1.4
–8.8 –6.8 –4.8
Min. Typ. Max.
103 105.5 107
140
0.7
1.1
10
–8
55
23
82
36
–7
0
240
1.2
0.2
1.5
97
18
65
33
92
46
–6
0
0
98.5
102
410
340
100
2.2
1.3
0.4
CXA1871S
26
75
43
56
–5
8
Unit
IRE
IRE
IRE
IRE
IRE
IRE
mV
mV
mV
dB
dB
dB
dB
dB
dB
%
%
V
V