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LA72670BM 데이터시트 PDF




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부품번호 LA72670BM 기능
기능 HiFi Sound Signal Processor
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LA72670BM 데이터시트, 핀배열, 회로
www.DataSheet.co.kr
Ordering number : ENA0644
LA72670BM
Monolithic Linear IC
US multiplex modulation for VCR
HiFi Sound Signal Processor
Overview
The LA72670BM is a HiFi sound signal processor with a built-in US multiplex modulation for VCR.
Functions
US multiplex modulation
HiFi sound signal processor
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Maximum power supply voltage 1
Maximum power supply voltage 2
Always power supply voltage
Allowable power dissipation
Symbol
VCCH max
VCCL max
VCCA max
Pd max
Ta=70°C *
Operating ambient temperature
Topr
Storage ambient temperature
Tstg
* On board: 114.3mm×76.1mm×1.6mm, glass epoxy board.
Conditions
Ratings
9.6
6
6
1300
-10 to +70
-55 to +150
Unit
V
V
V
mW
°C
°C
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer's products or
equipment.
40507 MS PC B8-7419 No.A0644-1/20
Datasheet pdf - http://www.DataSheet4U.net/




LA72670BM pdf, 반도체, 판매, 대치품
www.DataSheet.co.kr
LA72670BM
Continued from preceding page.
Parameter
Symbol
Conditions
min
[Playback head amp system] (PB HEAD AMP IN to OUT), PB mode,G1D8D7;01
Voltage gain
Voltage gain difference
CH1/CH2
EP gain boost value
Frequency characteristics
Input conversion noise voltage
GVP
GVP
GEP
fP
VNINP
Output DC offset
VODC
[SIF system] (SIF IN to SIF OUT), EE/REC mode
VIN=100µVp-p, f=1.5MHz, CH1&2
VIN=100µVp-p, f=1.5MHz
VIN=100µVp-p, f=1.8M/1.0MHz, CH1&2
The value(1 / GVP) of 1.1MHz LPF output
level
CH1/CH2
69
-2
1
-3
-30
Input level
Output level
Distortion
VILIM
VOSI
THDSI
fc=4.5MHz
fc=4.5MHz±25kHz, fm=1kHz
MONO 1kHz 100% modulation
80
420
S/N
SNSI
75µ De-emphasis
57
[TV multiplex demodulation system] (BASE-BAND IN to LINE OUT), EE/REC mode, L/Rch, LINE AMP GAIN(1)
Deviation of SIF input MONO: 300Hz 100%±25kHz
MONO output level
VOMN
fm=1kHz, 100% modulation, Pre-em.ON
-8.5
Output L/R level difference
VOMN
fm=1kHz, 100% modulation, Pre-em.ON
-1.5
MONO distortion
THDM
fm=1kHz, 100% modulation, Pre-em.ON
MONO frequency
characteristics 1
MONO S/N
STEREO output level
STEREO distortion
FCM1
SNM
VOST
THDS
fm=8kHz, 30% modulation, Pre-em.ON
S=VOMN, N=0% modulation,
15kHz LPF+JIS-A
fm=1kHz, 100% modulation, 15kHzLPF
fm=1kHz, 100% modulation, 15kHz LPF
-2
57
-9
STEREO S/N
STEREO separation
SNS
STSE1
S=VOST, N=0% modulation,
15kHz LPF+JIS-A
f=300Hz(R/L), 30%modulation, 15kHz LPF
50
20
STEREO separation2
STSE2
f=3kHz(R/L), 30%modulation, 15kHz LPF
20
Input Pilot level1 for STEREO
detection
Input Pilot level1 hysteresis
for STEREO detection
Stereo VCO free-running
frequency
SAP output level
SAP distortion
SAP S/N
SAP detection input level
SAP detection hysterisis
VINSD
HYST
FSTVCO
VOSA
THDSA
SNSA
VINSA
HYSA
Pilot(fH)=15.73kHz, 100%=110 mVp-p
Pilot(fH)=15.73kHz, 0dB=VINSD
No signal, the monitor output of Pin 51 is
measured.
fm=1kHz, 100% modulation, 15kHz LPF
fm=1kHz, 100% modulation, 15kHz LPF
2nd+3rd harmonic distortion, 15kHz LPF
S=VOSA, 100% modulation,
15kHz LPF+JIS-A
SAP Carrier=5fH, 0dB=300 mVp-p
SAP Carrier=5fH
60.0
-10
55
-26
MODE output MONO
LEDMO
MONO:f=1kHz, 0% modulation
MODE output SAP
LEDSA
SAP:Carrier
1.7
MODE output STEREO
LEDST
STEREO:Pilot
2.7
MODE output ST+SAP
LEDSS
STEREO:Pilot, SAP:Carrier
3.5
[Control hold voltage]
CLOCK Low voltage
VCL
0
CLOCK High voltage
VCH
2.5
DATA Low voltage
VDL
0
DATA High voltage
VDH
2.5
MUTE ON voltage
MON
3.0
MUTE OFF voltage
MOFF
0
REC MUTE ON voltage
RMON
3.0
REC MUTE OFF voltage
RMOFF
0
Ratings
typ
72
0
2
-1
1.7
0
90
530
0.3
62
-7
0
0.15
0
62
-7
1.0
25
25
40
3
63
-7
1.5
65
-20
3
1.0
2.0
3.0
3.8
Unit
max
75 dB
2 dB
3.2 dB
1 dB
2 µVrms
30 mV
100 dBµV
660 mVp-p
0.8 dB
dB
-5.5 dBV
1.5 dB
0.6 %
2 dB
dB
-5 dBV
2.5 %
dB
dB
dB
%
dB
66.8 kHz
-4 dBV
3.5 %
dB
-15 dB
dB
1.3 V
2.3 V
3.3 V
4.2 V
1
VCC2
1
VCC2
VCC2
1.0
VCC2
1.0
V
V
V
V
V
V
V
V
No.A0644-4/20
Datasheet pdf - http://www.DataSheet4U.net/

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LA72670BM 전자부품, 판매, 대치품
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Pin Description
Pin
No.
Pin Function Name
1 Line Mute terminal(L)
77 Line Mute terminal(R)
LA72670BM
DC voltage
AC level
Function
When the power supply VCC is on, the
switch of Pin 77 and Pin 1 is turned to ON to
reduce the line out noise.
In this case, it is necessary to apply 5 fixed
DC to Pin 5.
Equivalent circuit
Pin77
Pin1
10
2 Output terminal
for RF modulator
DC; 4.2V
Output terminal for RF modulator.
ALC level can be settled to -1dBV and -5dBV
by serial control.
AC; -9.5dBV
3 VCC 9V
5 ALWAYS VCC
15 VCC 5V(Lch)
32 VCC 5V
36 Power supply for Logic
46 VCC 5V(Rch)
54 9V power supply for
MTS
4 NORMAL input
terminal
DC; 2.5V
Power supply of Line Out.
Power supply for the noise elimination mute
control when power is on.
5V power supply of Lch.
5V power supply of HEAD AMP.
Power supply for Logic.
5V power supply of Rch.
9V power supply of MTS.
NORMAL IC output signal is entered and
output to Line Out through output changeover.
G4D7/0:0dB
1:3dB
AC; -21.2dBV
6 NORMAL output
terminal
DC; 2.5V
This is connected to input of NORMAL
AUDIO IC.
AC; -21.2dBv
MUTE
10k
300k
500
Vref
200
Audio input terminal
7 EXT1_IN(L)
9 EXT2_IN(L)
11 EXT3_IN(L)
69 EXT1_IN(R)
71 EXT2_IN(R)
73 EXT3_IN(R)
DC ; 0V
Audio input terminal.
AC; -28.2dBV
500
Continued on next page.
No.A0644-7/20
Datasheet pdf - http://www.DataSheet4U.net/

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부품번호상세설명 및 기능제조사
LA72670BM

HiFi Sound Signal Processor

Sanyo Semicon Device
Sanyo Semicon Device

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