cxa1871s Sony Electronics, cxa1871s Datasheet - Page 34

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

System Identification Method (when 443XTAL = 0)
System Identification Method (when 443XTAL = 1)
4.43/PAL
1
2
1
2
SECAM 4250000
PAL/M
PAL/M
PAL/N
NTSC
NTSC
NTSC
When the 50/60 identification result changes from 60 Hz to 50 Hz, pin switching is performed until the
system is locked to Pin 2. However, when the 50/60 identification result changes from 50 Hz to 60 Hz,
identification is ignored.
NTSC PAL = Don’t care
4.43
When the 50/60 identification result changes from 60 Hz to 50 Hz, pin switching is performed until the
system is locked to Pin 2. However, when the 50/60 identification result changes from 50 Hz to 60 Hz,
identification is ignored.
NTSC PAL = Don’t care
3582056 15625
3575611 15734
3579545 15734
4433619 15625
4406250 15625
4433619 15734
3575611 15734
3579545 15734
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
f
f
SC
SC
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
f
f
H
H
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
[Hz]
50
60
60
50
50
60
60
60
f
f
V
V
Pin 2
Pin 3
Pin 4
Pin 2
Pin 3
Pin 4
NO.
NO.
PIN
PIN
(1) KILLER=ON
(2) 50/60 identification result
(1) KILLER=OFF
(1) KILLER=OFF
(1) KILLER=ON
(2) 50/60 identification result
(1) KILLER=ON
(2) 50/60 identification result
(3) SECAM ID=ON
(1) KILLER=OFF
(1) KILLER=OFF
(1) KILLER=OFF
Conditions for locking the
Conditions for locking the
= 50 Hz
= 50 Hz
= 50 Hz
—34—
system to this pin
system to this pin
1
1
1
(1) KILLER=ON
(2) When NT/PAL identification
(1) KILLER=ON
(2) When NT/PAL identification
(3) When 50/60 identification
(1) KILLER=ON
(2) When 50/60 identification
(1) KILLER=ON
(2) When NT/PAL identification
(1) When any one of the
(1) KILLER=ON
(1) KILLER=ON
(2) When NT/PAL identification
(3) When 50/60 identification
(1) KILLER=ON
(2) When 50/60 identification
Conditions for releasing the lock
Conditions for releasing the lock
result changes from PAL to
NTSC
result changes from PAL to
NTSC
result changes from 60 to 50
result changes from 60 to 50
result changes from PAL to
NTSC
conditions to the left is not
met
result changes from PAL to
NTSC
result changes from 60 to 50
result changes from 60 to 50
2
2
2
2
CXA1871S