Pin
No.
Symbol
Voltage
DC
AC
6 DLDP
2.8V
(H)
1.4V
(L)
1.4Vp-p
Equivalent circuit
VCC
PR
6
8k
CXA1203M/N
Description
Input pin to switch the polarity
of the 1/2FHT pulse for the
SECAM detector.
Output pin of the AFC ID
signal in TEST mode∗1.
2.8V
VCC
7
SECAM
JUMP
(H)
1.4Vp-p
1.4V
7
(L)
PR
20k
Output pin to switch the
100k polarity of the 1/2FHT pulse.
Mode selection∗1 is possible
(Sub) by applying an external DC
voltage.
20k
PAL-M: 0 to 0.5V
Normal: OPEN
10k
RESET: 3.6 to 4.1V
10k TEST: 4.3 to 5.0V
8
SECAM
LPF
2.5V
—
VCC
PR
8
4k
100k
4k
2k
Connecting pin of the time
(Sub) constant of the LPF for the
SECAM detector.
9
AFC
LPF
2.0V
—
VCC
20k
PR
9
10k 10k
1k
6.5k
(×4)
(Sub) (Sub)
(×2)
Connecting pin of the time
constant of the LPF for the
AFC (fH-PLL).
4k/2
1k
–4–