Panasonic AN3266FAP Datasheet
ICs for VCR
9.2±0.4
7.0±0.3
0.1±0.1
1.15±0.25
(0.55)
2.5±0.2
1.15±0.25
0.15
–0.05
+0.1
0.65 0.3±0.1
7.0±0.5
9.2±0.4
18
24 17
16
9
25
32
AN3266FAP
Video luminance signal recording/playback processing IC
■ Overview
signal processing part of VHS VCR luminance signal is
integrated.
■ Features
■ Applications
■ Block Diagram
The AN3266FAP is a single chip IC in which the main
• 5 V single power supply
• T2FP package
• VHS VCR, VHS video camera
W clip
FM in
FM out
HSS out
EE adj.
25
26
27
28
29
30
31
32
24
W/D
clip
MOD
PB amp.
SW1
1
Video in
23
Main
emph.
DOC env. det.
DLIM
DEM
Sub B LPF
SS
clamp
ACC
amp.
2
22
NL
mix.
SP/EP
FMCI
LIM
AGC det.
Sub
SW2
3
HPF
Mute
Video
amp.
N.C.
21
Clamp
PB on
4
GND
SP/EP
20
19
SW5
LNC mix.
PB NL mix.
NL pre-amp.
NL pre-amp.
HPF HPF
LIM
NC mix.
LPF
PICT
CTL
PB
C mix.
5
6
CC
V
Video out
18
Subtracter
LIM
PB on
Main
de-emph.
Pre amp.
7
QFH032-P-0707A
To CCD
17
16
15
14
13
12
PB
mix.
11
10
9
8
Mute
PB-C in
Unit: mm
D.Y in
Main Y in
EE/VV
1
AN3266FAP ICs for VCR
■ Pin Descriptions
Pin No. Description
1 Video in
2 Sub clamp det.
3 Sub clamp out (REC), Sub LPF out (PB)
4 GND
5 Video out
6V
CC
7 Mute CTL
8 PB chroma in / DE off CTL
9 Picture CTL
10 Signal input for main LPF
11 VV level adjust., EE / VV select.
12 LNC LIM out
13 Main de-emphasis
14 Main de-emphasis (out)
15 Main Y sig. in
16 Delayed Y sig. in
Pin No. Description
17 To CCD out
18 NL pre-emph. out
19 Clamp in
20 SP/EP select, FMCI CTL
21 N.C.
22 NF input for main emph.
23 Main emph. out
24 FM current in
25 W clip CTL / LNC stop CTL
26 PB RF in
27 Env. det.
28 REC FM out
29 Sync. sepa. out
30 Sync. sepa. det.
31 AGC det.
32 EE adjust / NC off CTL
■ Absolute Maximum Ratings
Parameter Symbol Rating Unit
Supply voltage V
Supply current I
2
Power dissipation
Operating ambient temperature
Storage temperature
Note)*1: Except for the operating ambient temperature and storage temperature, all ratings are for Ta = 25°C.
2: The power dissipation shown is for the IC package in free air at Ta = 70°C.
*
PD = 417 mW (Ta = 70°C) on mounting on a glass epoxy resin substrate of 50 × 50 × t0.8 mm3.
*
1
*
1
*
CC
CC
P
D
T
opr
T
stg
6V
68 mA
208 mW
−20 to +70 °C
−55 to +125 °C
■ Recommended Operating Range
Parameter Symbol Range Unit
Supply voltage V
CC
4.5 to 5.5 V
2
ICs for VCR AN3266FAP
■ Electrical Characteristics at Ta = 25°C
Parameter Symbol Conditions Min Typ Max Unit
Circuit current (REC) I
Circuit current (PB) I
EE mode hold voltage V
VV mode hold voltage V
SP mode hold voltage V
EP mode hold voltage V
FMCI off mode hold voltage V
FMCI on mode hold voltage V
EDIT mode hold voltage at PB V
Mute CTL V
THRU(PB)V1
Through mode hold voltage
Mute CTL V
Quasi H mode hold voltage
Mute CTL V
Quasi V mode hold voltage
EDIT mode hold voltage at REC V
EDRECV4
Off mode hold voltage at LNC V
Through mode hold voltage at EE V
Quasi H gray level offset ∆V5PB mode 1.1 1.5 1.9 V
AGC output amplitude V
AGC control sensitivity ∆V
Video amp. frequency characteristics
Main emphasis output level V
D-clip level DV
Keyed pulse width t
SS minimum input sensitivity S
SS pulse delay t
Over all gain for PB system G
Quasi V insertion step ∆V
Chroma amp. gain G
REC mode 30 42 54 mA
CCR
PB mode 38 50 62 mA
CCP
V6 = Variable 0 1.25 V
EE
V6 = Variable 2.25 5V
VV
V8 = Variable 0 1.25 V
SP
V8 = Variable 2.25 5V
EP
VA = Variable 2.25 3.25 V
FM1
VA = Variable 4.25 5V
FM2
EDPBV1
= Variable 0 1.25 V
= Variable 0 1V
GRAYVB
MUTEV3
= Variable 2 3V
= Variable 4 5V
= Variable 0 1.25 V
V9 = Variable 0 1.25 V
LNC
THRUV3
1-5
= Variable 0 1V
White 100% 1.3 2.0 2.7 V[p-p]
VIN = 1 V[p-p]
1-5
White 100% 0 0. 3 1 . 2 dB
VIN = 1 V[p-p]
f
1-5
Sine wave 5 MHz / 100 kHz −1.2 − 0.5 0.5 dB
VIN = 250 mV[p-p]
1-23
White 100% 260 300 340 mV[p-p]
VIN = 1 V[p-p]
1-23
W31
45 55 65 %
Sync. sig. 4.6 5.8 7.0 µs
VIN = 287 mV[p-p]
19
White 100% 450 mV[p-p]
VIN variable
F29
460 660 860 ns
VIN = 1 V[p-p]
10-5
White 100% 24 26 30 dB
VIN = 100 mV[p-p]
5
White 100% 20 70 1 20 mV
VIN = 100 mV[p-p]
8-5
Sine wave 7.6 9.1 10.6 dB
VIN = 200 mV[p-p]
3
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