cxa1871s Sony Electronics, cxa1871s Datasheet - Page 12

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

Electrical Characteristics
H system items
No.
No.
10
11
12
13
14
15
16
17
18
1
2
3
4
5
6
7
8
9
Setting conditions
Current consumption 1
Horizontal free running
frequency
Horizontal sync pull-in
range
AFC gain 1
AFC gain 2
AFC gain 3
HD output pulse width
HD output high level
HD output low level
Horizontal phase
operating range 1
Horizontal phase
operating range 2
Horizontal phase
operating range 3
HP blanking delay
time 1
HP blanking delay
time 2
SCP BGP output level
SCP BLK output level
SCP low level
Overvoltage protection
circuit VTH
• Ta = 25 °C, V
• I
2
C bus register should be set to “I
Item
Item
CC
AFCmax
HPHmax
HPHcen
HPHmin
HPBLK1
HPBLK2
AFCcen
AFCmin
Symbol
Symbol
HD, W
HD, H
XVTH
Hfree
HD, L
VSBL
ICC1
VSB
VSL
= 9 V
H
Video In: Sig-H2,H3
AFC: 0
Video In: Sig-H6
AFC: 0
Video In: Sig-H7
AFC: 0
Video In: Sig-H6
AFC: 1
Video In: Sig-H7
AFC: 1
Video In: Sig-H6
AFC: 2
Video In: Sig-H7
AFC: 2
Video In: Sig-H1
Video In: Sig-H1
Video In: Sig-H1
Video In: Sig-Y1
HPHASE: F
Video In: Sig-Y1
HPHASE: 7
Video In: Sig-Y1
HPHASE: 0
Video In: Sig-Y1
Measurement
Measurement
conditions
conditions
2
C Bus Register Initial Settings”.
Measurement
Measurement
pin
pin
32
34
34
34
32
23
34
23
34
42
32
6
—12—
Measure the V
Check that I
t1: Video In: Time from fall
of Sig-H6 to rise of Pin 34.
t2: Video In: Time from fall
of Sig-H7 to rise of Pin 34.
Check that HD appears at 2.4 V and disappears
at 2.8 V.
Pin 23
Pin 34
VSL
HD,H
Pin 23
HPBLK1
2
C register HLOCK is 1.
Measurement method
Measurement method
CC
pin inflow current.
VSBL
HD,L
HPH
AFCmax=t1-t2
AFCcen=t1-t2
AFCmin=t1-t2
HD,W
HPBLK2
VSB
15.47 15.65 15.83 kHz
–400
0.12 0.30 0.48
0.75
–4.3 –3.3 –2.3
–1.5 –0.5
Min. Typ. Max.
Min. Typ. Max.
8.7
0.5
1.3
2.4
70
24
—
—
—
4
105
100
100
0.5
1.2
0.8
2.3
5.0
2.5
0.3
2.6
26
—
9
1.75
140
400
1.1
0.5
3.3
2.8
CXA1871S
28
—
—
—
—
6
Unit
Unit
mA
Hz
µs
µs
µs
µs
µs
µs
µs
ns
ns
V
V
V
V
V
V