PANASONIC AN3479

ICs for VCR
AN3479FBP
VCR Signal(Luminance, Chroma and Normal Audio Signals) Processing IC
Unit:mm
21.2±0.2
■ Overview
63
43
18.0±0.2
21.2±0.2
42
3.25±0.2
64
1.55±0.1
The AN3479FBP is an IC designed for NTSC-dedicated
VHS VCR signal processing and incorporates circuits for
processing RF and normal audio signals as well as luminance and chroma signals.
18.0±0.2
■ Features
■ Applications
0.80
+0.1
0.35–0.05
Seating plane
+0.1
0.6±0.2
0.1±0.1
+0.10
0.15–0.05
21
0.1±0.1
22
1
(1.0)
1.55±0.1
84
0.15–0.05
• Compatible with I2C-bus
• Totally free of adjustments
• Low-frequency comb system
• An improved chroma S/N ratio ensured by built-in CNR
and CPC(chroma phase compensator) circuits
• Compatible with SQPB
0° to 10°
0.6±0.2
QFH084-P-1818B
• VCR(NTSC)
1
2
REC-Y adj.
2 fSC out
GND(C)
Audio Mute
GND(VCO)
Audio Line in
Rec.
CPN
PB
−1
Att
BPF1
4.8 M
trap
VXO
BPF
×2
18 kΩ
VV
EE
VCO
Test5へ
Comp.
84
83
82
81
80
79
78
77
76
75
74
73
1/4
PB
LP
EP
Trick
SP
Comb
fH
PB
ZE
Rec.
CNR
Rec.
LPF
7
8
Rec.
ZJ PB
PB
Rec.
Rec.
PB
LPF2
ZM
BM2
BM1
PB
PB
Rec.
ZG Rec.
ZD
Sub RF
LPF in
ACC out
Test monitor out
PB comb mix. out
CNR out
Burst down
Test 5/Test6
LPF1
Nor
Det.
ACC
EE
VV
Lim.
HSS
AGC
Mute
Int.
38
39
40
41
42
Nor
GCA
Test4
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
Rec. RF EQ 37
YNR
process
Rec.-C
out
test2
W/D
clip
MOD
CCD
LPF
Tuner in
Line1 in or OPN-Y in
Line2
in
Y/C
mix.
Att Att Att
Det.
Clamp
2
Y/C
mix.
Det. AT
VV EE
PB : off
RF
AGC
Det.
PB Rec.-Y
-Y Rec.-C Ext.
Nor
Do
DOP
YNR
mix.
629 kHz
trap
Clamp
1
EE
HPF
Clamp
3
Det.
EE
VV
HPF
Clamp
4
NOR
Comp.
Test3
EE
VV
Main DLY
LPF
NLE
NLDE
ANR
EE
VV
CK
off
Peaking
BPF
& GCA
Lim.
Internal
peaking
Test2
Internal VHS PB RF EQ out
ANR
or S-VHS PB RF EQ out
CTL
PIC
CTL
PB RF EQ
peaking
Zapping
1.E.E.
2.fO
3.deviation
4.Rec.-Y
5.Rec.-C
6.V-V
7.S/V-1th
8.W/C
9.VCO(for 3.58)
I2 C
bus
MODE
BM1& BM2 I2Cバス
GCA
Det.
ZI
Rec.-C outへ
Rec.
amp.
Killer
APC
ID
SDA in
SCL in
1/40
Comb
Rec.
CCD
LPF
Comb
ZK
DP
4 Phase
select
FDET
Sub
BM
To BM1&BM2
Comb
amp. CPC
CPN PB
Burst
up/
down
Test5へ
Test5へ
CM
Comb
ZL
BPF2
Test5へ
Side
lock
AFC
1/4
Rotary
Det.
60
72
VV
EE
59
1/2 VCC
Audio Tuner in
71
70
AGC
fH
trap
58
69
T
L
Mute
LP/SLP-on
D-lim.
External
peaking
48
68
55
DEM
ENV
DO
47
Audio out
VCC(NA)
63
W
Sub
LPF
56
1 250 Ω
GND(NA)
8M
trap
45
67
4 850 Ω
62
EE
-on
61
SLP
-on
57
External
S-VHS
DOP PB RF EQ
out
ROTARY 49
IN
50
66
PB-off
REC EQ 52
peak f variable
REC EQ 53
LPF fC variable
54
65
64
VHS-H
51
S/V
det.
VCC(RF)
Rec.
-off
44
Rec.
PB
43
PB
Rec.
46
SP/LP
-on
VREG
Video out
GND(Y)
VV : PB-C IN
Rec.-C out or EXTERNAL
REC RF or MAIN EMPH
OUT or TEST2
AT-OUT
RF in/out
GND(RF)
AN3479FBP
ICs for VCR
■ Block Diagram
21
20
18
14
13
8
3
2
1
VCC(Y)
19
Tuner
17
LINE1
16
15
Art V IN
HSS OUT
12
11
10
9
7
SDA IN
SCL IN
6 PAL-M"L"
or TEST1
5 MONITOR
OUT
TEST5/TEST6
4
VCC(C)
PB-C out
ICs for VCR
AN3479FBP
■ Pin Descriptions
Pin No.
Descriptions
Impedance
Pin No.
Descriptions
32 kΩ
36
REC RF EQ Peak Gain Adj.
Impedance
1
CCD DL In (C)/CPN C In
125 kΩ
2
CCD AGC Det.(C)
Push-pull
37
Peaking
3
CCD DL Out(C)
Push-pull
38
Main De-emphasis Out
5.6 kΩ
4
C-VCC

39
Auto Tracking Gain Adj.
90 kΩ
5
Test5/Test Monitor
Push-pull
40
Auto Tracking Out
6
PAL-M : "L"/TEST1
29.6 kΩ
41
RF In/Out
27 kΩ/Push-pull
7
SCL In
Open base
42
RF GND

8
SDA In
Base collector
43
RF AGC Det.
9
ACC Det.
920 + E.F.
44
Phase Shift POS./S-EQ Out
Push-pull
10
C-Comb In
21.6 kΩ
45
Phase Shift NEG.
Push-pull
11
Killer Det.
Push-pull
46
8M Trap In
12
C-Comb Out
Push-pull
47
RF VCC

13
Artificial Sync. Pluse In
76.6 kΩ
48
PB RF EQ Peaking
E.F.
14
HSS Out
15
Sync Sepa. Det.
16
E.F.
C.C
540 Ω + E.F.
10 kΩ
(Normally open)
C.C.
500 + E.F.
49
Rotary Pulse In
400 kΩ
Line2 In
105 kΩ
50
S EQ In
30 kΩ
17
AGC Det.
60 + E.F.
51
S/V Det.(VHS : "H")
18
Line1 In
105 kΩ
52
REC RF EQ Peak F Adj.
125 kΩ
19
CCD AGC Det.(Y)
Push-pull
53
REC RF EQ LPF fC Adj.
125 kΩ
20
Tuner In
105 kΩ
54
PB RF EQ INT/EXT SW
Open base
21
Lumi VCC

55
Y MAIN LPF A/B SW
22
VREG(2.0 V)
E.F.
56
NA SW Control Out
23
F.B.Clamp Det. 1
Push-pull
57
NA PB Amp. In
35 kΩ
24
F.B.Clamp Det. 2
Push-pull
58
NA PB EQ Out
E.F.
25
Video Out
E.F.
59
NA PB NF
800 Ω + E.F.
26
F.B.Clamp Det. 4
Push-pull
60
NA PB In
PB : 80 kΩ
27
CCD DL In(Y)
28
Lumi Gnd
29
CCD DL Out(Y)
30
YNR Lim DC
10 kΩ
31
Main Emphasis F.B. In
5.6 kΩ
32
F.B.Clamp Det. 3
33
TEST2 Monitor
34
35
35 kΩ
Open collector
Rec. : E.F.
30 kΩ

2.1 kΩ + E.F.
61
NA PB EQ SW
SP/LP : E.F.
SLP : 12.5 kΩ
Push-pull
62
NA PB SLP SW
SP/LP : 100 kΩ
SLP : <100 Ω

Push-pull
63
NA GND
E.F.
64
NA Auto Bias Detector In
PB RF C In
20 kΩ
65
NA Rec. Out
Push-pull
External Trap
540 Ω
66
NA Rec. NF
5 kΩ
C in
3
AN3479FBP
ICs for VCR
■ Pin Descriptions(continued)
Pin No.
67
Descriptions
NA REC EQ LP/SLP SW
Impedance
Pin No.
Descriptions
Impedance
SP : 100 kΩ
75
NA Mute
211 kΩ
LP/SLP :
76
REC C Adj
200 kΩ
Push-pull
77
C Gnd

78
REC AFC/PB APC Det

68
NA VCC
Collector base
69
NA Line Out
Push-pull
79
2fSC Out/fsc Out
70
NA AGC Det
222 Ω + E.F.
80
Side Lock Det
C.C.
71
NA Tuner In
30 kΩ
81
XO/VCXO Out
Push-pull
72
NA VREF
25 kΩ
82
XO/VCXO In
1 900 Ω
73
NA Line In
30 kΩ
83
REC Y Adj.
105 kΩ
74
VCO Gnd

84
REC APC Det
Push-pull
Collector base
■ Absolute Maximum Ratings
Parameter
Supply voltage
Supply current
Power dissipation
*2
Operating ambient temperature
Storage temperature
*1
*1
Symbol
Rating
Unit
VCC
5.5
V
ICC
222
mA
PD
958
mW
Topr
−20 ∼ +70
°C
Tstg
−55 ∼ +150
°C
Note) *1 : Ta = 25 °C except operating ambient temperature and storage temperature.
*2 : Power dissipation of the package at Ta = 70 °C.
■ Recommended Operating Range
Parameter
Supply voltage
4
Symbol
Range
Unit
VCC
4.7 ∼ 5.3
V
ICs for VCR
AN3479FBP
■ Electrical Characteristics Ta = 25 °C ±2 °C
Parameter
Symbol
Conditions
min.
typ.
max.
Unit
Circuit current 1
IREC
VCC = 5 V,Rec.- mode
116
140
175
mA
Circuit current 2
IPB
VCC = 5 V,PB-mode
125
150
188
mA
Acknowledge output driver current
IACK
VCC = 5 V
1.8
2.5
5.0
mA
SCL, SDA signals input "H"level
VSHI
VCC = 5 V
3.1

5.0
V
SCL, SDA signals input "L"level
VSLO
VCC = 5 V
0

0.9
V
SCL clock frequency
fSCL
VCC = 5 V


100
kHz
Video EE output amplitude
VEE
Video(W−100 %),1 VPP
In : Pin18,Out : Pin25
1.995 2.100 2.205
VPP
Y tuner/line 1 crosstalk
CTTL1
Sin 100 mVPP,1 MHz
In : Pin18,Out : Pin25


− 45
dB
Y line 2/line 1 crosstalk
CTL2L1
Sin 100 mVPP,1 MHz
In : Pin18,Out : Pin25


− 45
dB
Y tuner/line 2 crosstalk
CTTL2
Sin 100 mVPP,1 MHz
In : Pin16,Out : Pin25


− 45
dB
Y line 1/line 2 crosstalk
CTL1L2
Sin 100 mVPP,1 MHz
In : Pin16,Out : Pin25


− 45
dB
Y line 1/tuner crosstalk
CTL1L
Sin 100 mVPP,1 MHz
In : Pin20,Out : Pin25


− 45
dB
Y line 2/tuner crosstalk
CTL2T
Sin 100 mVPP,1 MHz
In : Pin20,Out : Pin25


− 45
dB
Keyed AGC control sensitivity
SKAGC
Video(W−100 %),2.0 VPP/0.5 VPP
In : Pin18,Out : Pin25


1.0
dB
Sin 100 mVPP,5 MHz/1 MHz
In : Pin18,Out : Pin25
− 1.5

0.5
dB
Y AGC frequency characteristic ∆GAGC
Y MLPF frequency
characteristic 1
∆GYL1
Sin 100 mVPP,2.7 MHz/320 kHz
In : Pin18,Out : Pin5
− 7.8
− 6.3
− 4.8
dB
Y MLPF frequency
characteristic 2
∆GYL2
Sin 100 mVPP,3.58 MHz/320 kHz
In : Pin18,Out : Pin5


− 29
dB
Y MLPF group delay 1
tDYL1
Sin 100 mVPP,320 kHz
In : Pin18,Out : Pin5
970
1 050 1 130
ns
Y MLPF group delay 2
tDYL2
Sin 100 mVPP,1.8 MHz
In : Pin18,Out : Pin5
−100
−70
−40
ns
Sync.-sepa. min. input
sensitivity
SSS
Video(W−100 %)
In : Pin18,Out : Pin14


33
%
Sync.-sepa. front edge delay
tDSS
Video(W−100 %),1 VPP
In : Pin18,Out : Pin14
1.6
1.8
2.0
µs
Sync.-sepa. output amplitude
VSS
Video(W−100 %),1 VPP,LP-mode
In : Pin18,Out : Pin14
4.0


VPP
5
AN3479FBP
ICs for VCR
■ Electrical Characteristics(continued) Ta = 25 °C ±2 °C
Parameter
Conditions
min.
typ.
max.
Unit
−1.5
0
dB
−1.5
0
1.5
dB


100
mVPP
−15.0 −11.5
−8.0
dB
Vertical emphasis(1-K)value
gain 1
GVE1
Sin 400 mVPP(Pin5)150 kHz,LP-mode −3.0
In : Pin18,Out : Pin29
Vertical emphasis(1-K)value
gain 2
GVE2
Sin 400 mVPP(Pin5)2 MHz,LP-mode
In : Pin18,Out : Pin29
Vertical emphasis differential
signal amplitude
VVE
Video(W-100 %),1 VPP
In : Pin18,Out : Pin30
Vertical emphasis X-value gain
GVEX
Sin 40 mVPP,150 kHz,Pin31 : open
In : Pin30,Out : Pin33
Non-linear emphasis frequency
characteristic 1
∆GNLE1 Sin 400 mVPP(0 dB),2 MHz/100 kHz
SLP/EDIT-mode
In : Pin18,Out : Pin33
− 0.2

1.0
dB
Non-linear emphasis frequency
characteristic 2
∆GNLE2 Sin 40 mVPP(−20 dB),1 MHz/100 kHz
SLP/EDIT-mode
In : Pin18,Out : Pin33
3.67

6.47
dB
Non-linear emphasis frequency
characteristic 3
∆GNLE3 Sin 40 mVPP(−20 dB),2 MHz/100 kHz
SLP/EDIT-mode
In : Pin18,Out : Pin33
4.24

7.24
dB
Non-linear emphasis frequency
characteristic 4
∆GNLE4 Sin 40 mVPP(−20 dB),2 MHz
SP/SLP-mode
In : Pin18,Out : Pin33
−1.76

0.84
dB
13.1

15.5
dB
Main emphasis gain
GME
Sin 60 mVPP(Pin5),150 kHz
Pin31 : 0.1 µF
In : Pin18,Out : Pin33
Dark clip level
DC
Video(W-100 %),1 VPP
In : Pin18,Out : Pin33
51
61
71
%
White clip level
WC
Video(W-100 %),1 VPP
In : Pin18,Out : Pin33
190
200
210
%
FM carrier interleave
∆fCI
fH Pulse,5 VPP,SLP-mode
In : Pin49,Out : Pin33
6.8

9.0
kHz
Out : Pin 33
3.43
3.50
3.57
MHz
∆fDEV
Video(W-100 %),1 VPP
In : Pin18,Out : Pin33
0.95
1.00
1.05
MHz
VYR
No input
In : Pin18,Out : Pin41
188
200
212
mVPP


−35
dB
Sync. tip frequency
FM deviation
Rec. FM output amplitude
FM modulator 2nd harmonic
distortion
fO
D2FMOD Out : Pin33
Rec. Y output variable range max.
υRY1
No input
In : Pin18,Out : Pin41
−8.5

−3.5
dB
Rec. Y output variable range min.
υRY2
No input
In : Pin18,Out : Pin41
1.0

6.0
dB
Sin 350 mVPP,Frequency variable
SQPB → VHS
In : Pin41,50,Out : Pin31
4.25
4.40
4.55
MHz
S/V discrimination frequency
6
Symbol
fSV
ICs for VCR
AN3479FBP
■ Electrical Characteristics(continued) Ta = 25 °C ±2 °C
Parameter
Symbol
Conditions
min.
typ.
max.
Unit
FM demodulator sensitivity 1
SDEMV
Sin 350 mVPP,3.5 MHz,4.5 MHz
VHS-mode
In : Pin46,Out : Pin38
0.10
0.16
0.22
V/MHz
FM demodulator sensitivity 2
SDEMS
Sin 350 mVPP,5.4 MHz,7 MHz
SQPB-mode
In : Pin50,Out : Pin38
1.4
1.6
1.8

Sub LPF frequency characteristic ∆GSL
Sin 350 mVPP,4 MHz/3 MHz
In : Pin46,Out : Pin37
−1.9
− 0.4
1.1
dB
Drop-out detecter on level
SDON
Sin 350 mVPP(0 dB),4 MHz
In : Pin50,Out : Pin25
−21
−17
−13
dB
Drop-out detecter off level
SDOFF
Sin 350 mVPP(0 dB),4 MHz
(On level-off level)
In : Pin50,Out : Pin25
0.9
2.5
4.5
dB
AM 350 mVPP,1 kHz,4 MHz
In : Pin50,14,Out : Pin25
180
222
270
µs
AM 350 mVPP,4 MHz
In : Pin50,Out : Pin25
−125
0
125
mV
−4.8

−1.8
dB
Non-linear de-emphasis frequency ∆GNLD2 Sin 20 mVPP(−20 dB),2 MHz/150 kHz −9.3
characteristic 2
LP-mode
In : Pin38,Out : Pin5

−5.3
dB
Non-linear de-emphasis frequency ∆GNLD3 Sin 20 mVPP(−20 dB),2 MHz
characteristic 3
SP/LP-mode
In : Pin38,Out : Pin5
1.8

4.2
dB
Non-linear de-emphasis frequency ∆GNLD4 Sin 20 mVPP(−20 dB),1 MHz/150 kHz −7.4
characteristic 4
LP-mode
In : Pin38,Out : Pin5

−3.4
dB
Non-linear de-emphasis frequency ∆GNLD5 Sin 20 mVPP(−20 dB),100 kHz
characteristic 5
SQPB/SLP-mode
In : Pin38,Out : Pin5
0.3

1.8
dB
Drop-out compensator inhibition tDOFF
time
Drop-out compensator SW DC
offset
∆VDOC
Non-linear de-emphasis frequency ∆GNLD1 Sin 200 mVPP(0 dB),2 MHz/150 kHz
characteristic 1
LP-mode
In : Pin38,Out : Pin5
CCD AGC control sensitivity
VCCD
fH pulse,800 mVPP−400 mVPP(Pin27)
In : Pin38,Out : Pin29
−23

23
mVPP
YNR EDNC(1-K)value gain
GEDK
Sin 160 mVPP,150 kHz,LP/EDIT-mode
In : Pin38,Out : Pin29
2.3
3.8
5.3
dB
YNR VNC(1-K)value gain
GVNK
Sin 160 mVPP,150 kHz,LP-mode
In : Pin38,Out : Pin29
0.5
2.0
3.5
dB
YNR EDNC differential signal
amplitude
VED
fH pulse 160 mVPP,LP/EDIT mode
In : Pin38,Out : Pin30


100
mVPP
7
AN3479FBP
ICs for VCR
■ Electrical Characteristics(continued) Ta = 25 °C ±2 °C
Parameter
8
Symbol
Conditions
min.
typ.
max.
Unit


100
mVPP
YNR VNC differential signal
amplitude
VVN
fH pulse 160 mVPP,LP-mode
In : Pin38,Out : Pin30
YNR EDNC X-value gain
GEDX
Sin 40 mVPP,150 kHz,LP/EDIT-mode
In : Pin30,Out : Pin25
−2.7
− 0.7
1.0
dB
YNR VNC X-value gain
GVNX
Sin 40 mVPP,150 kHz,LP-mode
In : Pin30,Out : Pin25
1.8
3.3
4.8
dB
YNR limiter output amplitude 1
VYL1
Sin 100 mVPP,150 kHz
In : Pin30,Out : Pin25
12
25
90
mVPP
YNR limiter output amplitude 2
VYL2
Sin 300 mVPP,150 kHz
In : Pin30,Out : Pin25
20
70
160
mVPP
YNR limiter output amplitude 3
VYL3
Sin 800 mVPP,150 kHz
In : Pin30,Out : Pin25
25
85
190
mVPP
Noise canceller frequency
characteristic 1
∆GNC1
Sin 12.6 mVPP(−30 dB),1 MHz/150 kHz
Normal-mode
In : Pin27,Out : Pin25
−7

−1
dB
Noise canceller frequency
characteristic 2
∆GNC2
Sin 12.6 mVPP(−30 dB),2 MHz/150 kHz
Normal-mode
In : Pin27,Out : Pin25
−9

−3
dB
Picture control frequency
characteristic 1
∆GPC1
Sin 100 mVPP,3 MHz,Sharpest
In : Pin27,Out : Pin25
−3.5

0.5
dB
Picture control frequency
characteristic 2
∆GPC2
Sin 100 mVPP,3 MHz,Softest
In : Pin27,Out : Pin25
−8.5

−2.0
dB
F.B. clamp det. DC voltage
VFBCL
Video(W-100 %),320 mVPP
In : Pin27,Out : Pin25
0.80
0.95
1.10
V
Video VV output artifical V DC
offset
∆VDV
Pin13 = 5 V
Out : Pin25
−80
0
80
mV
Video VV output amplitude
VW
FM,3.5 MHz,4.5 MHz
In : Pin41,Out : Pin25
1.995 2.100 2.205
Rec. chrominance output
amplitude
VRC
Video(Y+C),1 VPP
In : Pin18,Out : Pin41
60.5
65.0
69.5
mVPP
Burst-up gain
GBU
Sin 300 mVPP,fSC,SP-mode
In : Pin14,18,Out : Pin33
5
6
7
dB
VPP
Burst-up DC offset
∆VBU
Out : Pin41


16
mV
Rec. ACC control characteristic
SACC1
Burst : Chroma = 1 : 1
845 mVPP/53 mVPP,Rotary : "H"
In : Pin14,18,Out : Pin5


3
dB
VXO free-run frequency
fVXO
Out : Pin79
−100

100
Hz
VXO control characteristic
βVXO
Pin84 : DC,2.6 V,2.2 V,
In : Pin14,Out : Pin79
1.0

4.0
Hz/mV
ICs for VCR
AN3479FBP
■ Electrical Characteristics(continued) Ta = 25 °C ±2 °C
Parameter
Symbol
Conditions
min.
typ.
max.
Unit
Rec. killer on sensitivity
SRKON
Burst : Chroma=1 : 1,4.8 mVPP
In : Pin18,Out : Pin41


−39
dB
Rec. killer off sensitivity
SRKOFF
Burst : Chroma=1 : 1,17 mVPP
In : Pin18,Out : Pin41
−22


dB
Rec. C MBPF frequency
characteristic 1
∆GRBP1
Sin 286 mVPP,1.7 MHz/3.58 MHz
In : Pin18,Out : Pin5


−15
dB
Rec. C MBPF frequency
characteristic 2
∆GRBP2
Sin 286 mVPP,3.08 MHz/3.58 MHz
In : Pin18,Out : Pin5
−4.6

− 0.6
dB
Rec. C MBPF frequency
characteristic 3
∆GRBP3
Sin 286 mVPP,4.08 MHz/3.58 MHz
In : Pin18,Out : Pin5
−5.5

−1.5
dB
Rec. C MBPF frequency
characteristic 4
∆GRBP4
Sin 286 mVPP,7 MHz/3.58 MHz
In : Pin18,Out : Pin5


−10
dB
Rec. C MBPF group delay
tDRBP
Sin 286 mVPP,3.58 MHz
In : Pin18,Out : Pin5
540

660
ns
Rec. AFC pull-in range "H"level
fAFH
Pulse 5 VPP,fH + 1.22 kHz
In : Pin18,14,Out : Pin5
1.2


kHz
Rec. AFC pull-in range "L"level
fAFL
Pulse 5 VPP,fH − 1.22 kHz
In : Pin18,14,Out : Pin5


−1.2
kHz
VCO control characteristic
βVCO
Pin78 : DC,2.1 V,1.9 V
In : Pin82,14,Out : Pin5
0.2
0.5
0.8
Hz/mV
Rec. APC pull-in range "H"level
fAPH
Sin 300 mVPP,fSC + 500 Hz
In : Pin18,14,Out : Pin79
500


Hz
Rec. APC pull-in range "L"level
fAPL
Sin 300 mVPP,fSC − 500 Hz
In : Pin18,14,Out : Pin79


−500
Hz
Rec. chrominance output variable VRC1
range max.
Video signal 1 VPP
In : Pin18,Out : Pin41
2.0
4.7
7.0
dB
Rec. chrominance output variable VRC2
range min.
Video signal 1 VPP
In : Pin18,Out : Pin41
−7.0
−4.2
−2.0
dB
VCO frequency
(40 fH equivalent)
fVCO
Sin 300 mVPP,fSC = 3.579545 MHz
Pin78 = 2.0 V
In : Pin82,Out : Pin5
469
629
789
kHz
Rec. comb depth
GRECC
Sin 250 mVPP,SLP
In : Pin6,Out : Pin33


−27
dB
Rec. comb 40 fH shift
∆tRECC
Sin 250 mVPP,SLP
In : Pin6,Out : Pin33
−10

10
ns
Main BM carrier-leak
CLBM
Sin 100 mVPP,629 kHz
In : Pin34,14,Out : Pin3


−38
dB
Burst-down gain 1
GBD1
Sin 100 mVPP,fSC,SP-mode
In : Pin34,14,Out : Pin3
−5.1
−4.1
−3.1
dB
9
AN3479FBP
ICs for VCR
■ Electrical Characteristics(continued) Ta = 25 °C ±2 °C
Parameter
Symbol
Conditions
min.
typ.
max.
Unit
0

2
dB
Burst-down gain 2
GBD2
Sin 100 mVPP,fSC,LP-mode
In : Pin34,14,Out : Pin3
PB chrominance output amplitude
VPBC
Sin 100 mVPP,629 kHz
In : Pin34,14,Out : Pin3
365
450
535
mVPP
PB ACC control characteristic
SACC
Sin 140/8.9 mVPP,629 kHz
In : Pin34,14,Out : Pin12
−3


dB
PB killer on sensitivity
SPKON
Sin 0.89 mVPP,629 kHz
In : Pin34,14,Out : Pin3


−43
dB
PB killer off sensitivity
SPKOFF
Sin 2.81 mVPP,629 kHz
In : Pin34,14,Out : Pin3
−28


dB
PB chrominance undesired
ingredient
∆GPB
Sin 35 mVPP,629 kHz
In : Pin34,14,Out : Pin3


−33
dB
XO free-run frequency
fXO
Out : Pin79
−50

50
Hz
2fSC output amplitude
VfSC
Out : Pin79
290
435
580
mVPP
Chrominance mix. gain
GMIX
Sin 5 mVPP,fSC,SP-mode
In : Pin6,Out : Pin25
4.8

8.8
dB
CNR output gain
GCNR
Sin 200 mVPP,fSC
In : Pin6,Out : Pin5
−2.5

3.5
dB
CNR limitter gain
GLIM
Sin 5 mVPP,fSC
In : Pin1,Out : Pin3
4.5

10.5
dB
CNR K-value gain
GCNRK
Sin 5 mVPP,fSC
In : Pin6,Out : Pin3
0.60
0.73
0.85
dB
CCD comb LPF frequency
characteristic
∆GCDL
Sin 200 mVPP,7.16 MHz/630 kHz
In : Pin10,Out : Pin5


−27
dB
CCD AGC control sensitivity
GPBCCD
Sin 200 mVPP,629 kHz,SP
In : Pin6,Out : Pin5
−1

1
dB
PB comb depth
GPBC
Sin 200 mVPP,40 fH-1/2 fH
In : Pin6,Out : Pin5


−27
dB
PB comb 40 fH shift
∆tPBC
Sin 200 mVPP,40 fH-1/2 fH
In : Pin6,Out : Pin5
−10

10
ns
Rec. RF EQ frequency
characteristic 1
∆GREQ1 Sin 40 mVPP,2.05 MHz/4 MHz
In : Pin34,Out : Pin41
1.1

4.1
dB
Rec. RF EQ frequency
characteristic 2
∆GREQ2 Sin 40 mVPP,5 MHz/8 MHz
In : Pin34,Out : Pin41
1.4

4.9
dB
C-GND(Pin41)
Out : Pin40


0.7
V
Sin 80 mVPP,4 MHz,SP-mode
In : Pin41,Out : Pin40
1.3

1.8
V
Auto tracking output DC voltage
without signal
VATO
Auto tracking I/O characteristic 1 VAT1
10
ICs for VCR
AN3479FBP
■ Electrical Characteristics(continued) Ta = 25 °C ±2 °C
Parameter
Symbol
Conditions
min.
typ.
max.
Unit
Auto tracking I/O characteristic 2 VAT2
Sin 200 mVPP,4 MHz,SP-mode
In : Pin41,Out : Pin40
2.25

2.75
V
Auto tracking I/O characteristic 3 VAT3
Sin 1 VPP,4 MHz,SP-mode
In : Pin41,Out : Pin40
3.6


V
Auto tracking I/O characteristic 4 VAT4
Sin 200 mVPP,4 MHz,SLP-mode
In : Pin41,Out : Pin40
2.85

3.35
V
PB RF AGC output amplitude
VPRFA
Sin 200 mVPP,4 MHz
In : Pin41,Out : Pin44
110

250
mVPP
PB RF AGC control sensitivity
SPRFA
Sin 650/160 mVPP,4 MHz
In : Pin41,Out : Pin44
−3

3
dB
PB RF EQ output amplitude
VPEQ
Sin 200 mVPP,4 MHz
In : Pin41,Out : Pin33
320

580
mVPP


−15
dB
PB RF EQ frequency
characteristic 1
∆GPEQ1
Sin 60 mVPP,630 kHz/4.9 MHz
In : Pin41,Out : Pin33
PB RF EQ frequency
characteristic 2
∆GPEQ2
Sin 60 mVPP,1 MHz/4.9 MHz
In : Pin41,Out : Pin33
−14.5

−9.5
dB
PB RF EQ frequency
characteristic 3
∆GPEQ3
Sin 60 mVPP,8 MHz/4.9 MHz
In : Pin41,Out : Pin33


−23
dB
Sin −29 dBV,1 kHz
In : Pin73,Out : Pin69
19.8
21.0
22.2
dB
Line output gain
GLO
Rec. output gain 1
∆GRO1
Sin −29 dBV,1 kHz,SP-mode
In : Pin71,Out : Pin65
4.9
5.9
6.9
dB
Rec. output gain 2
∆GRO2
Sin −29 dBV,1 kHz,SLP-mode
In : Pin71,Out : Pin65
0.2
0.7
1.2
dB
Rec. output harmonic distortion
DRO
Sin −29 dBV,1 kHz,SLP-mode
In : Pin71,Out : Pin65


0.95
%
Rec. output S/N
υRO
SLP-mode
Out : Pin65

−68
−62
dB
AGC control sensitivity
SAGC
Sin −9 dBV,1 kHz
In : Pin73,Out : Pin69
−1.0
1.0
3.0
dB
Line output harmonic distortion
DLO
Sin −29 dBV,1 kHz
In : Pin73,Out : Pin69


0.6
%
fH trap1 frequency characteristic ∆GFT1
Sin −29 dBV,12 kHz
In : Pin73,Out : Pin69
−2.5
0
2.5
dB
fH trap2 frequency characteristic ∆GFT2
Sin −29 dBV,15.75 kHz
In : Pin73,Out : Pin69


−2
dB
Mute/Line DC offset
∆VML
Out : Pin69
−65

65
mV
Mute/Tuner DC offset
∆VMT
Out : Pin69
−65

65
mV
Mute/PB-line DC offset
∆VMP
Out : Pin69
−40

60
mV
11
AN3479FBP
ICs for VCR
■ Electrical Characteristics(continued) Ta = 25 °C ±2 °C
Parameter
Symbol
Conditions
min.
typ.
max.
Unit
Mute gain attenuation
∆GM
Sin −68.3 dBV,1 kHz
In : Pin60,Out : Pin69


−80
dB
Rec. output max. level
υRMAX
Sin -70.8 dBV,1 kHz
In : Pin73,Out : Pin65
− 0.5


dBV
Non-rec. on SW output drive current INREC
In : I2C bus,Out : Pin56
500


µA
PB line output gain
Sin −68.3 dBV,1 kHz,SP-mode
In : Pin60,Out : Pin69
59.5
60.0
60.5
dB
PB line output differential signal ∆GPLO
gain
Sin −70.8 dBV,1 kHz,SLP-mode
In : Pin60,Out : Pin69
2.6
3.1
3.6
dB
PB line output harmonic
distortion
Sin −70.8 dBV,1 kHz,SLP-mode
In : Pin60,Out : Pin69

0.50
0.95
%
GPLO
DPO
PB line output S/N 1
VPSN1
Pin60 = 1.5 kΩ,(R-GND),SLP-mode
Out : Pin69


3.5
µVrms
PB line output S/N 2
VPSN2
Pin60 = 1.5 kΩ,(R-GND),SP-mode
Out : Pin69


1.8
µVrms
PB line output max. level
υLMAX
Sin −70.8 dBV 1 kHz
In : Pin60,Out : Pin69
−1.5


dBV
min.
typ.
max.
Unit
• Design reference data
Note) The characteristic values below are theoretical values for designing and not guaranteed.
Parameter
Symbol
Conditions
Before start bus free time
tBUF
VCC = 5 V
4.0


µs
Start condition set-up time
tSU-STA
VCC = 5 V
4.0


µs
Start condition hold time
tHD-STA
VCC = 5 V
4.0


µs
SCL clock "L"period
tLOW
VCC = 5 V
4.0


µs
SCL clock "H"period
tHIGH
VCC = 5 V
4.0


µs
SCL,SDA signals rise time
tRISE
VCC = 5 V


1.0
µs
SCL,SDA signals fall time
tFALL
VCC = 5 V


0.35
µs
Data set-up time(White)
tSU-DATA VCC = 5 V
0.25


µs
Data hold time(White)
tHD-DATA VCC = 5 V
0


µs
Acknowledge set-up time
tSU-ACK
VCC = 5 V


3.5
µs
Acknowledge hold time
tHD-ACK
VCC = 5 V
0


µs
Stop condition set-up time
tSU-STO
VCC = 5 V
4.0


µs
12
0.01 µF
33 µH
0.22 µF
17
48
16
49
15
50
14
51
13
52
12
53
11
54
10
55
9
56
8
57
7
58
6
59
5
60
4
61
3
62
2
63
1
0.1 µF
47
8 200 pF
1.2 MΩ
2.2 µF 2.2 µF
10 µF
18
22 µF
46
470 kΩ
19
CCD
1H
delay
45
0.1 µF 0.01 µF 0.1 µF
20
1H
CCD
44
CPN-C in
CNR off
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
0.01 µF
500 Ω
21
0.47 µF
10 kΩ
REC-Y adj.
3.58 MHz
2.2 µF
3 900 pF
2.2 µF 1 200 Ω
GND(C)
REC-C adj.
Audio Mute
1 µF
47 µF
1 µF
22 µF
10 µF
VCC(NA)
0.033 µF
15 µH
680 Ω
0.1 µF
6 µF
43
0.01 µF
SW ON
fSC out
2 fSC out
GND(VCO)
Audio line in
1/2 VCC
Audio
Tuner in
2.2 MΩ
Audio out
820 Ω
66
GND
(NA)
0.01 µF
1 µF
0.1 µF
VHS-H
REC EQ
peak f
variable
REC EQ
LPF fC
variable
PB EQ INT/EXT
MLPF A/B
65
64
10 kΩ
220 Ω
22 µF
S-EQ
ROTARY
IN
1 µF
1 000 pF
6.8 kΩ
VCC(RF)
22 kΩ
33 kΩ
2 700 pF 330 kΩ 0.01 µF
2 200 Ω
4 700 Ω
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
RF in/out
Rec. EQ
peak G
variable
Peaking
1 500 Ω
0.1 µF
47 µF
0.01 µF
0.1 µF
0.1 µF
4.7 µF
VREG
Video out
GND(Y)
1H
1 kΩ SW on Macrovision
CCD
ANTI
10 µF
120 Ω 180 pF
0.1 µF
Rec.-C out or EXTERNAL
REC RF or MAIN EMPH
OUT or TEST2
VV : PB-C IN
2 700 Ω 30 pF
180 pF 150 Ω
0.22 µF
AT-OUT
0.1 µF
GND(RF)
ICs for VCR
AN3479FBP
■ Application Circuit Example
VCC(Y)
Tuner
LINE1
HSS OUT
Art V IN
SDA IN
PAL-M:"L"
or TEST1
Monitor out
TEST5/
TEST6
VCC (C)
SCL IN
PB-C out
13
AN3479FBP
ICs for VCR
■ Precautions for use
1. The latch-up level of pin 8 is low about 140 V(200 pF).
Please be careful when handling the pin.
2. Pay attention well to the handling because upside-down mounting may result in over-current, and characteristics
deterioration or damage.
■ Technical Information
• I2C-bus
1.Provided with Auto-increment function
• Sub address 0* : Auto-increment mode
(Sending data sequentially, sub address changes sequentially and data are input.)
• Sub address 8* : Data update mode
(Sending data sequentially, data are input keeping the same sub address.)
2.I2C-bus protocol
• Slave address : 11100100(E4H)
• Format(normal)
S
Slave address
Start condition
0
A
Sub address
A
Data byte
A
P
Stop condition
Write Acknowledge bit
• Auto-increment mode/Data update mode
S
Slave address
Start condition
0
A
Sub address
Write
Acknowledge bit
14
A
Data 1
Acknowledge bit
A
Data 2
A
Data n A
Acknowledge bit
Acknowledge bit
P
Stop condition
ICs for VCR
AN3479FBP
■ Technical Information(continued)
• I2C-bus(continued)
3.Sub address byte and byte format : (80H) : Initial state
Sub
Address
Data byte
D7
D6
D5
Y/C1
Y/C2
Y/C3
0 : VV
1 : EE
0:
1 : Trick
0 : Rec.
1 : PB
00
(80 H)
NA3
03
Y/C4
PB comb
D2
D1
D0
Y/C5
Y/C6
NA1
NA2
0 : On
1 : Off
0 : Tuner
1 : Line
0 : Line1
1 : Line2
0 : EE
1 : VV
0 : ND-rec.
1 : D-rec.
Rec.-comb
0 : SP=off
Edit
C-mix.
0 : Nor
Rec.-RFEQ PB-RFEQ
Int./Ext.
Peaking
0 : Tuner
1 : Line
0 : SP
1 : LP
0:
1 : SLP
LP/SLP=on 0 : Edit=off 1 : Combina- 0: Int.
1 : Off
1 : Edit=on tion mode
1 : Ext.
IIL-RSET
Color
Killer1
Color
Killer2
DOC
Nor/On
Test1
Pin6
0 : Reset
1 : Nor
0 : Auto
0:
1 : Forced Off 1 : Forced On
0 : Nor
1 : On
0 : Nor
000 : White clip
1 : Test H1 010 : MOLO
02
(80 H)
D3
On/Off
01
(80 H)
D4
0 : Int.
1 : Ext.
Test2(Pin33)
011 : RECCL
100 : MONI6
Test3
Test4
Test5(Pin5)
AGC/THRO Rec.-RFEQ 000 : MONI1
100 : MONI5
Test6(Pin5)
000 : 1/4 VCO
100 : PALFF2
001 : MONI2
101 : MONIY
001 : BLK
101 : CO180
010 : MONI3
011 : MONI4
110 : IILTEST
010 : ROTCC
011 : NN33B
110 : FHT
111 : BGP
(80 H)
0 : AGC
1 : THRO
0 : Nor
1 : Test4
Y/C7
0:
04
ANR CTL
(80 H)
000 : ANR=off
PB-RF-EQ
(Peak f
PB-RF-EQ
Composite
(Peak gain control)
control)
1:
Component
05
Picture CTL
(80 H)
000 : Pict=off
Test7
0 : Nor
PB-RF-EQ
1 : DEVstop
(Peak Q control)
Note) *1 : There is no I2C-bus control on Rec.-Y/C level.
*2 : Refer to the following for other modes.
Pin No.
Function
Precaution
1
C-mix.-in&VCO-ext.-in

L
M
Nor
H
CNR-off
Note
Clock conditions :
1.25 ± 0.5, Pin81 = Low
6
System

PAL-M
Pull-down with R
NTSC
(With no external
components)
Common to Test1
15
AN3479FBP
ICs for VCR
■ Technical Information(continued)
• I2C-bus(continued)
3.Sub address byte and byte format : (80H) : Initial state
Pin No.
Function
Precaution
L
M
H
29
*

36
Rec. EQ peak-G
variable

Rec. EQ peak-G
variable
52
Rec. EQ peak-F
variable

Rec. EQ peak-F variable
53
Rec. EQ LPF fC
variable

Rec. EQ LPF fC
variable
54
PB RF EQ int./ext.

75
NA-mute

79
fSC/2 fSC


PB RF EQ int.
Nor
Note
Anti-macrovision
function selection
*
Anti-macrovision
function selectable
Pin5 : CNR Monitor out fixed at
Pin33 : W/C V=5.0 V
PB RF EQ ext.
Mute
2 fSC
fSC
(With no external) Pull-up with R
components)
Note) * : Anti-macrovision Specifications.
Pin29→Pull-up
Yes
No
NA non D-rec.
No
Yes
Pin36→"H"(4.5 V min.)
No
Yes
Compatible with macrovision
signal (compressed Signal)
16

Anti-macrovision
(not compressed Signal)
Vth = 2.5 V
Vth = 2.0 V
R = 1 kΩ
ICs for VCR
AN3479FBP
■ Technical Information(continued)
• I2C-bus(continued)
4.Bus control
Function
Description
ANR control
Sub address : 04
D7
D6
D5
0
0
0
Off(Edit)
0
0
1
Shallowest
0
1
0
Shallower
0
1
1
Shallow
1
0
0
Typical
1
0
1
Deep
1
1
0
Deeper
1
1
1
Deepest
D3
D2
D1
0
0
0
−2
0
0
1
−1
0
1
0
0(Typical)
0
1
1
+1
1
0
0
+2
1
0
1
+3
1
1
0
+4
1
1
1
+5
D7
D6
D5
0
0
0
Off(Edit)
0
0
1
Softest
0
1
0
Softer
0
1
1
Soft
1
0
0
Typical
1
0
1
Sharp
1
1
0
Sharper
1
1
1
Sharpest
PB-RFEQ
Peak gain control
Appendx
Sub address : 04
picture control
Sub address : 05
17
AN3479FBP
ICs for VCR
■ Technical Information(continued)
• I2C-bus(continued)
4.Bus control(continued)
Function
Description
Appendx
PB-RFEQ
Peak Q control
Sub address : 05
D3
D2
D1
0
0
0
−2
0
0
1
−1
0
1
0
0(Typical)
0
1
1
+1
1
0
0
+2
1
0
1
+3
1
1
0
+4
1
1
1
+5
PB-RFEQ
Peak f control
18
Sub address : 04
Sub address : 05
Sub AD : 04
D0
Sub AD : 05
D0
0
0
+1
1
0
0(Typical)
0
1
−1
1
1
−2