
ICs for VCR
AN3662FBP
7
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Crosstalk between PB out ch's
CTPRL
VIN = 50 kHz Dev, 1 kHz,
80
65
dB
(R
→L) *2
DIN audio
Crosstalk between PB out ch's
CTPLR
VIN = 50 kHz Dev, 1 kHz,
80
65
dB
(L
→R) *2
DIN audio
DOC on level
DOC1
fCL = 1.3 MHz,
7
15
30
mV[p-p]
fCR = 1.7 MHz ± 50 kHz Dev
DOC hysteresis
DOC2
fCL = 1.3 MHz,
0.1
1.5
6.0
dB
fCR = 1.7 MHz ± 50 kHz Dev
Forced normal on level 1 *
2
ND1
f
= 150 kHz, ND mode = 0, 0
30
75
120
kHz Dev
PB-ch.1 gain
G2429
f
= 1.5 MHz, 0.2 mV[p-p] ,70
76
82
dB
AFF
= High
PB-ch.2 gain
G2229
f = 1.5 MHz, 0.2 mV[p-p] ,70
76
82
dB
AFF
= Low
Gain ratio between PB-ch.
G2422
G2429 G2229
30
3
dB
PB-ch.1 noise converted into input
N2429
Divide by gain after measuring
0.7
1.2
V[rms]
noise level with 1 MHz BPF
PB-ch.2 noise converted into input
N2229
Divide by gain after measuring
0.7
1.2
V[rms]
noise level with 1 MHz BPF
Rec.output level
I24L
Measure 1.3 MHz component of
6
9
12
mA[p-p]
(1.3 MHz element)
current output. (R adj.
= 33 k),
normal
Rec.output level
I24R
Measure 1.7 MHz component of
21
27
33
mA[p-p]
(1.7 MHz element)
current output. (R adj.
= 33 k),
normal
Rec. output 2nd harmonic distortion
I2FL
Measure the ratio of current
40
35
dB
(2.6 MHz/1.3 MHz component
output 2.6 MHz to 1.3 MHz
ratio)
component.
Rec. output 2nd harmonic distortion
I2FR
Measure the ratio of current
40
35
dB
(3.4 MHz/1.7 MHz component
output 2.6 MHz to 1.7 MHz
ratio)
component.
Television sound multiplex demodulation block
(Input level: 100% modulation) Mono, L + R: 106 mV[rms] (Pre-emphasis: off)
L
R: 212 mV[rms] (dbx noise reduction: off)
Pilot: 21.2 mV[rms]
SAP: 63.6 mV[rms] (dbx noise reduction: off)
Mono output level
V0(Mo)
fM = 1 kHz, 100% mod.,
3.3
1.8 0.3
dBS
Mono pre-emphasis on
Mono frequency response 1
V1(Mo)
fM = 300 Hz, 30% mod.,
10
1
dB
Mono pre-emphasis on
Mono frequency response 2
V2(Mo)
fM = 8 kHz, 30% mod.,
20
2
dB
Mono pre-emphasis on
I Electrical Characteristics at VCC1 = 5 V, VCC2 = 12 V, Ta = 25°C (continued)
Note) *2: PB-FM input level: Single 140 mV[p-p], Mix 280 mV[p-p] (pin 30).