an8934fa Panasonic Corporation of North America, an8934fa Datasheet - Page 6

• Manufacturer Part Number: an8934fa
• Description: Video Signal Processing And Qpsk Demodulation Ic For Bs/cs Broadcasting
• Manufacturer: Panasonic Corporation of North America

AN8934FA
6
QPSK B.P.F./L.P.F.
frequency characteristic 4
QPSK B.P.F./L.P.F.
frequency characteristic 5
Capture range 1
Capture range 2
Data output H
Data output L
Clock free-run frequency
Clock output
Clock Frequency adjustment ( )
Clock Frequency adjustment ( )
Switch changeover voltage H
Switch changeover voltage L
DG
DP
Dispersal rejection factor
Video luminance S/N
Input amp. separation 1
Input amp. separation 2
Bit-stream separation 1
Bit-stream separation 2
Design reference data
Note) The characteristics listed below are theoretical values based on the IC design and are not guaranteed.
Electrical Characteristics T
Parameter
Parameter
Symbol
Symbol
a
V
V
CR
CR
R
S/N
V
DG
V
f
f
DP
G
G
V
V
V
SW-H
SW-L
G
G
40( )
40( )
f
DIS
40
9(1)
9(2)
27E
27F
H
L
40
25 C (continued)
12
13
Difference between V
4.7273 MHz, f
f
Difference between V
3.58 MHz, f
f
Input signal (pin 48) is QPSK
Input signal (pin 48) is QPSK
V
V
Difference between f
( 2.5 V) and 18.432 MHz
V
Difference between f
and 18.432 MHz
Difference between f
and 18.432 MHz
Changeover voltage to set pin 1, pin 2,
pin 4, pin 10, pin 11, pin 46 to high-level
Changeover voltage to set pin 1, pin 2,
pin 4, pin 10, pin 11, pin 46 to low-level
2 V[p-p] at V
2 V[p-p] at V
Using H.P.F. 10 kHz and L.P.F. 4.2 MHz
unweighted
Difference between V
to V
for V
Difference between V
to V
for V
V
(V
V
(V
IN48
IN48
37
37
f
41
2
2
IN45
IN6
and V
and V
IN48
IN48
2
2
3 MHz, f
1 V, V
4 V, input is pin 6
1/2 V
0.5 V[p-p], f
0.5 V[p-p], f
5.7773 MHz
5.7773 MHz
high and G
high and G
for V
for V
38
38
voltages at V
voltages at V
CC
27
6
()23
()23
Conditions
Conditions
2
2
27
DIS
( 2.5 V)
and APL 10, 50, 90%
and APL 10, 50, 90%
3.5 V input is pin 45
2.15 MHz and that at
12A1.
13A1.
low or inputting to V
low or inputting to V
IN45
IN6
0.5 MHz and that at
27
27
12
13
30 Hz
(75 ohm termination)
(75 ohm termination)
40
at V
at V
at inputting (1 MHz)
at inputting (1 MHz)
2 MHz square-wave)
40( )
40( )
2 MHz square-wave)
28
28
at V
and V
and V
IN48
IN48
at V
at V
41
30
30
0.4 V[p-p],
0.4 V[p-p],
41
41
1/2 V
= 3.5 V
= 2.9 V
4 V
1 V
IN3
IN3
CC
Min
Min
3.5
0.35
1.1
3.2
20
4
0.55
Typ
115
Typ
4.1
0.9
1.5
3.7
1.8
1.8
115
56
6.3
5
0
50
Max
Max
1.45
ICs for TV
1.5
50
20
1
3
3
45
4
V[p-p]
Unit
Unit
kHz
kHz
kHz
kHz
kHz
dB
dB
dB
dB
dB
dB
dB
dB
°C
%
V
V
V
V