AN5192 PANASONIC [Panasonic Semiconductor], AN5192 Datasheet - Page 18

• Manufacturer Part Number: AN5192
• Description: Single chip IC with I2C bus Interface for PAL/NTSC color TV system
• Manufacturer: PANASONIC [Panasonic Semiconductor]

AN5192K
18
Pin No.
Terminal Equivalent Circuits (continued)
14
15
16
17
18
19
C Out
(V
I
I
1
2
1 M
CC2
800 A
800 A
)
130 A
Equivalent circuit
10 k
18
12 k
0.022 F
Z
O
500 A
to
Chroma
circuit
50 A
100
10 k
50
12 k
9 V
(V
2.8 V
pin 15
CC1
16
17
)
5 V
(V
CC3
)
V
Pin15: R-out pin
Pin16: G-out pin
Pin17: B-out pin
Horizontal sync. detection pin
GND
• Output part of VIF and SIF circuit
• AV SW circuit
• Video circuit
• RGB circuit
• BLK level approx. 0.9 V
• Black (Pedestal) level approx. 2.2 V
• Blanking can be released when pin 42
• Phase of horizontal synchronizing
• Pin18 is low when out of phase.
• In asynchronous state, color control
• Pay attention to impedance when
• H Sync. period
• RGB circuit
• DAC I
• VIF (VCO) circuit
CC1
(Black level detection pin) is set at 0 V.
signal and horizontal output pulse is synchronous
detected and outputted.
becomes min. and chroma output
disappears.
the voltage of pin 18 is utilized
for microcomputer
(Z
When pin 56 is high: I
When pin 56 is low: I
O
(typ. 9 V)
1 M is required)
2
Description
C circuit
pin 56
H Out
pin 46
H Sync. In
2
1
On
On
when
V
when
ICs for TV
asynchronous
approx. 0.3 V
CC2
I/O
DC
9 V
AC
DC
V
SAT