Panasonic AN3117SA Rf modulator ic for vcr and vdp Datasheet

Other ICs for Video
AN3117S, AN3117SA
RF modulator IC for VCR and VDP
■ Overview
Unit: mm
AN3117S
The AN3117S and AN3117SA are RF modulator ICs
for VCR and VDP. They provide excellent high frequency
characteristics by adopting the high performance RF oscillation circuit.
10.1±0.3
9
1
8
4.2±0.3
6.5±0.3
(0.15)
16
■ Features
(0° to 10°)
1.27
0.40±0.25
Seating plane
0.1±0.1
(0.605)
1.5±0.2
0.3
• Excellent in higher harmonic characteristics of RF
• Excellent in higher harmonic characteristics of sound
sub-carrier by the 1 MIX system
• Sharp white clip characteristics
• Suitable RF-MOD IC for the USA and Japan specifications
• Video AM modulator
• RF carrier oscillator
• White clip
• Channel changeover SW
• Sound FM modulator
• ANT SW driver
• Carrier off SW
• Available also the SSOP package (0.65 mm pitch)
Seating plane
SOP016-P-0225A
Unit: mm
AN3117SA
5.0±0.2
9
16
+0.10
0.15 −0.05
6.4±0.3
4.4±0.2
(1.0)
0° to 10°
■ Applications
1
8
0.1±0.1
• Video deck, video disk player, set top box for CATV,
game machine
0.65
(0.225)
0.22 +0.10
− 0.05
■ Block Diagram
9
10
11
12
13
14
15
RF out
Video in
RF
OSC
Buff.
RF
amp.
Pre
amp.
MIX
Channel
SW
7
5
4
3
6
Audio in
P/S Adj.
2
FM
mod.
8
16
ANT SW
driver
White
clip
1
Seating plane
SSOP016-P-0225A
Video
clamp
GND
1.2±0.2
0.5±0.2
1
AN3117S, AN3117SA
Other ICs for Video
■ Pin Descriptions
Pin No.
Description
Pin No.
Description
1
Ground pin
9
RF oscillator emitter pin 1
2
P/S adjustment pin
10
RF oscillator emitter pin 2
3
RF OSC control pin
11
RF oscillator base pin
4
SIF oscillation pin 1
12
Power supply pin
5
SIF oscillation pin 2
13
Antenna switch driver changeover pin
6
Sound input pin
14
Antenna switch driver pin
7
Channel changeover pin
15
RF output pin
8
SAW/LC oscillation changeover pin
16
Video input pin
■ Absolute Maximum Ratings
Parameter
Symbol
Rating
Unit
VCC
6
V
ICC
60
mA
PD
269
mW
Topr
−20 to +75
°C
Tstg
−55 to +150
°C
Supply voltage
Supply current
Power dissipation
*2
Operating ambient temperature
Storage temperature
*1
*1
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 = 75°C.
■ Recommended Operating Range
Parameter
Supply voltage
Symbol
Range
Unit
VCC
4.5 to 5.5
V
■ Electrical Characteristics at VCC = 5 V, Ta = 25°C
Parameter
Current consumption
Video output level
Video modulation depth
*1
Symbol
Conditions
Min
Typ
Max
Unit
ITOT
VCC = 5 V, no video and sound input
18
22
26
mA
VP
No video and sound input
83
85
87
dBm
mV
Video input = 0.625 V[p-p]
73

79
%
10-staircase wave
77
80
83
81

87
Note) 1. Measure in USA 3-ch. unless otherwise specified.
2. *1: Video modulation coefficient ranks.
Video modulation coefficient 73% to 79%
Sound modulation coefficient
23 kHz to 27 kHz
B
77% to 83%
81% to 87%
C
D
• Normal delivery for B to D ranks with embossed taping of 2 000 pcs per reel
• The rank can not be specified in your order.
2
Other ICs for Video
AN3117S, AN3117SA
■ Electrical Characteristics at VCC = 5 V, Ta = 25°C (continued)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Video output difference between
channels
∆VP
No video and sound input
−2
0
2
dB
Video modulation coefficient
difference between channels
∆mV
Video input = 0.625 V[p-p]
10-staircase wave
−2
0
2
%
Maximum video modulation
coefficient
mVmax
Video input = 1.0 V[p-p]
10-staircase wave
88
93.5
97
%
P/S ratio
VPS
No video and sound input
9.5
12
14.5
dB
Sound modulation coefficient
f∆FM
Sound input = 245 mV[rms]
f = 1 kHz, sine wave
23
25
27
kHz
Maximum sound modulation
coefficient
f∆Fmax
Sound input = 980 mV[rms]
f = 1 kHz, ratio with f∆FM
3.6
4
4.4

Sound S/N
SNS
No video input
55
63

dB
Sync. distortion
Sync
m = 80% Full white signal

−2.5

%
Differential gain
DG
m = 80% Staircase wave

3

%
Differential phase
DP
m = 80% Staircase wave

2

deg
f∆FM = ±25 kHz

0.3

%
VCC = 5 V

4.50

MHz
Sound modulation distortion
THD
Sound oscillation frequency
fSIF
Driver output voltage
at ANT SW on
ASV
VCC = 5 V, 13-pin open
RF carrier off

0

V
At ANT SW off
ASRV
VCC = 5 V, 13-pin 5 V

4.0

V
Driver output voltage
RF carrier on
Load current 15 mA
ANT SW
RF carrier off voltage
COFF
VCC = 5 V

0.25

V
ANT SW
RF carrier on voltage
CON
VCC = 5 V

1.25

V
P/S = 12 dB, P/C = 18 dB,
P = 66 dBµ, 3.58 MHz, sine wave

65

dB
Chroma beat
IM
In-band beat
Beat

70

dB
Video input impedance
RV

30

kΩ
Sound input impedance
RA

20

kΩ


±2
dB
Ta = 25°C reference
Ta = −10°C to +70°C


±3
%
Ta = 25°C reference
Ta = −10°C to +70°C
87.5


%
Ta = 25°C reference
Ta = −10°C to +70°C


±10
kHz
Video output level
∆VPT
Ta = −10°C to +70°C
Temperature characteristics
Video modulation coefficient
Temperature characteristics
∆mT
Maximum video modulation coefficient ∆mmaxT
Temperature characteristics
Sound oscillation
Frequency stability
Ta = 25°C reference
∆fST
Note) Measure in USA 3-ch. unless otherwise specified.
3
AN3117S, AN3117SA
Other ICs for Video
■ Terminal Equivalent Circuits
Pin No.
1
Pin name
Equivalent circuit
GND
Description
Standard open voltage


P/S ratio becomes large when
the capacitance connected be-
2.7 V
1
2
P/S
Adjustment pin
tween pin and GND increases.
2
2 kΩ
3
RF OSC
Control pin
Pin to control RF OSC.
Oscillation of RF becomes
3
unstable when capacitance
10 kΩ
connected between pin and
GND is too small.
4
SIF
Oscillation pin 1
Reference bias source of
oscillator. Sound buzz appears
4
4.2 V
to decrease in sense of hear6.2 kΩ
ing when capacitance is connected between pin and GND
5
to cut AC signal. Oscillation
frequency is determined by
the external tank circuit.
5
SIF
Oscillation pin 2
Reference oscillator for
4.5 MHz sound modulator.
4.2 V
6
Sound input pin
Typical DC voltage is almost
same as GND potential. If
0V
DC level of sound input signal is GND potential, an external coupling capacitor is
not necessary. The circuit
6
configuration which is de20 kΩ
signed to minimize the voltage variation at power supply on makes less pop noise.
4
Other ICs for Video
AN3117S, AN3117SA
■ Terminal Equivalent Circuits (continued)
Pin No.
Pin name
7
Channel switchover
pin
Equivalent circuit
6.3 kΩ
Description
Standard open voltag
The oscillation output comes
out from pin 9 when the chan-
1.9 V
nel switchover pin is open,
7
and comes out from pin 10
4 kΩ
8.6 kΩ
when that pin is connected to
GND.
8
SAW/LC
Oscillation switch-
Power output of RF oscillator
increases if this pin is opened.
0.3 V
Pin 9 and pin 10 are oscillator
output pins which configure
4.0 V
emitter output of NPN tran-
4.3 V
over pin
2 kΩ
8
2 kΩ
9
RF oscillator
emitter pin 1
sistor.
10
9
RF oscillator
emitter pin 2
4.3 V
10
4.0 V
11
RF oscillator
base pin
Pin11 is input of oscillator
and impedance is 3 kΩ.
3.7 V
11
3 kΩ
12

Power supply pin

12
5
AN3117S, AN3117SA
Other ICs for Video
■ Terminal Equivalent Circuits (continued)
Pin No.
13
Pin name
Equivalent circuit
Antenna switch
Description
Standard open voltag
When pin 13 is connected
to V CC, RF oscillator and
0.7 V
driver changeover pin are
operated and when this pin
is open circuited, RF oscilla-
10.2 kΩ
tor is stopped.In this state, no
13
pop noise will not be made
when antenna switch is
turned on/off even if sound
system is operating.
14
Antenna switch
driver pin
When pin 13 is connected to
VCC, this pin voltage becomes
4.0 V. (RF oscillator ope2 kΩ
Pin 13: VCC
4.0 V
(Load cureent in 15 mA)
ratesand load current is 15
mA)
When pin 13 is open-cir14
cuited, this pin voltage is 0 V.
Pin 13: Open
0V
(RF oscillator stops)
8 kΩ
Drive capability of driver pin
is approx. 30 mA.
15
RF output pin
Output pin of RF signal.
It has low impedance output.
2.7 V
The sync. peak value clamp
system is adopted for input
2.0 V
660 Ω
15
16
Video input pin
clamp circuit. This pin has a
high input impedance to
16
minimize sync. distortion.
Pay attention to the sync. sag
which is likely to occur when
an external capacitor attached
is 0.47 µF or less.
6
10 kΩ
FM
mod.
8
7
6
ANT SW
driver
SAW/LC switchover
820 pF
1 µF
5
MIX
Audio in
56 pF
4
Buff.
100 kΩ
1 000 pF
3
Video
clamp
2 200 pF
22 pF
2
1
White
clip
P/S Adj.
GND
9
10
11
12
13
14
15
16
15 pF SAW
10 kΩ
1 000 pF
1µF
VCC 5V
RF out
Video in
Other ICs for Video
AN3117S, AN3117SA
■ Application Circuit Example
RF
OSC
RF
amp.
Pre
amp.
Channel
SW
7
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