AN5192 PANASONIC [Panasonic Semiconductor], AN5192 Datasheet - Page 21

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

ICs for TV
Pin No.
Terminal Equivalent Circuits (continued)
30
31
32
33
to
Video SW
to
Audio SW
typ.4.5 V
50 A
1.1 k
1.1 k
50 A
3 k
Equivalent circuit
100 A
3.6 V
5.4 V
30 k
40 k
3 k
100 A
150 A
1.1 k
1.1 k
13 A
max. 350
30
50 k
65 k
10 k
1.7 k
1.7 k
20 k
32
9 V
31
33
Ext. Video
10 F
10 F
9 V
(V
9 V
(V
to Tuner
9 V
(V
9 V
(V
10 F
CC1
CC1
CC1
CC1
)
)
)
)
AFT output pin
External video input pin
Decoupling pin
External audio input pin
• Center voltage offset should be
• AFT defeat SW is turned on (0B 00),
• AFT
• Input pin for external video signal.
• Typical 1 V[p-p] (max. 1.5 V[p-p])
• S curve inside IC is wide band but DC
• DC level (typ. 4.5 V)
• Input pin for external audio signal
• Typical input level should be adjusted
• Input max. 7 V[p-p]
adjusted by using a bus.
V
the value of externally attached resistor-
divider.
externally attached resistor.
DC cut input.
feedback is applied so that DC voltage
of output signal becomes constant.
f
input. DC cut input.
to internal sound level.
S
30
becomes a value determined by
High: V
is variable by impedance of
Description
32
Low
0 kHz to 20 kHz
approx. 2.1 V
AN5192K
(Composite)
1 V[p-p]
I/O
DC
AC
DC
DC
AC
21