ICs for VCR
s
Electrical Characteristics at V
CC1
=
5 V, V
CC2
=
12 V, T
a
=
25°C (continued)
Parameter
Forced normal on level 1
*2
PB-ch.1 gain
PB-ch.2 gain
Gain ratio between PB-channels
PB-ch.1 input referred noise
PB-ch.2 input referred noise
Rec. output level
(1.3 MHz component)
Rec. output level
(1.7 MHz component)
Rec. output 2nd harmonic distortion
(2.6 MHz/1.3 MHz component ratio)
Rec. output 2nd harmonic distortion
(3.4 MHz/1.7 MHz component ratio)
Symbol
ND1
G
2429
G
2229
G
2422
N
2429
N
2229
I
24L
I
24R
I
2fL
I
2fR
Conditions
f
=
150 kHz, ND mode
=
0, 0
f
=
1.5 MHz, 0.2 mV[p-p]
,
AFF
=
High
f
=
1.5 MHz, 0.2 mV[p-p]
,
AFF
=
Low
Calculates the G
2429
−
G
2229
Divide by gain after measuring
noise level with 1 MHz BPF
Divide by gain after measuring
noise level with 1 MHz BPF
Measure the 1.3 MHz component of
current output, (R
adj
=
33k), NOR
Measure the 1.7 MHz component of
current output, (R
adj
=
33k), NOR
Measure the 2.6 MHz/1.3 MHz
component of current output
Measure the 3.4 MHz/1.3 MHz
component of current output
Min
30
70
70
−3
6
21
AN3672NFBP
Typ
75
76
76
0
0.7
0.7
9
27
−40
−40
Max
120
82
82
3
Unit
kHz
Dev
dB
dB
dB
1.2
µV[rms]
1.2
µV[rms]
12
33
−35
−35
mA[p-p]
mA[p-p]
dB
dB
Television sound multiplex demodulation block
Note) Input level at 100% modulation Mono, L+R: 106 mV[rms] (
=
0.3 V[p-p])
Sub (L−R) carrier: 63.6 mV[rms] (BIL), 84.8 mV[rms] (Stereo)
Unless otherwise specified, pre-emphasis
=
off
Mono output level
Mono frequency characteristics
(10 kHz)
Mono distortion
Mono S/N
Channel balance
Sub output level
Sub frequency characteristics
(10 kHz)
Sub distortion
Sub S/N
Sub detection sensitivity
Stereo output level
V0(Mon)
V1(Mon)
f
=
1 kHz, Mono, 100% modulation,
−5.7
15 kHz LPF
f
=
1 kHz, Mono, 100% modulation,
−18
15 kHz LPF
60
−1
−5.7
−20
54
−9
−5.7
−3.7
−14
0.3
67
0
−3.7
−16
1
60
−4.3
−3.7
−1.7
−10
1
1
−1.7
−12
2
−3
−1.7
dBS
dB
%
dB
dB
dBS
dB
%
dB
dB
dBS
THD(Mon) f
=
1 kHz, Mono, 100% modulation,
15 kHz LPF
S/N(Mon) Non-signal, 15 kHz LPF
CB(Mon)
V0(Sub)
V1(Sub)
f
=
1 kHz, Mono, 100% modulation,
15 kHz LPF
f
=
1 kHz, BIL, 100% modulation,
15 kHz LPF
f
=
1 kHz, BIL, 100% modulation,
15 kHz LPF
THD(Sub) f
=
1 kHz, BIL, 100% modulation,
15 kHz LPF
S/N(Sub)
SD
V1(st)
Sub carrier
+
Cue (BIL), 15 kHz LPF
Sub carrier
+
Cue (BIL)
f
=
1 kHz, Stereo,
100% modulation, 15 kHz LPF
Note) *2: PB-FM input level: Single 140 mV[p-p], Mix. 280 mV[p-p] (30-pin)
7
PANASONIC [ PANASONIC SEMICONDUCTOR ]
