LA72702NV データシートの表示（PDF） - ON Semiconductor
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LA72702NV Datasheet PDF : 10 Pages
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LA72702NV
Electrical Characteristics at Ta = 25°C, VDD = 5.0V
Parameter
Current dissipation
SIF input level (Reference)
Base band input level (Reference)
MONO output level
MONO distortion
Symbol
ICC
VILIM
VILIMB
VOMON
THDMON
Conditions
Ratings
min
typ
No signal Inflow current at pin 19, default condition
30
40
fc = 4.5MHz
(80)
(90)
Deviation
MONO (300Hz, Mod = 100%, Pre-emphasis ON)
Æ ±25kHz
100% Modulation
MONO(L+R) : 530mVp-p (300Hz, Pre-emphasis ON)
SUB(L-R) : 380mVp-p (300Hz, dbx-NR ON), Pilot : 110mVp-p
SAP
: 300mVp-p (300Hz, dbx-NR ON)
fm=1kHz, 100% Mod, 15kHz LPF
-7.0
-5.5
fm=1kHz, 100% Mod, 15kHz LPF
0.15
MONO frequency characteristics
MONO S/N ratio
STEREO output level
STEREO distortion
FCM1
SNM
VOST
THDS
fm=3kHz, 30% Mod, Pre-emphasis ON
* Measure ratio from fm=1kHz level.
S=VOMON, N=0% Mod, 15kHz LPF
fm=1kHz, 100% Mod, 15kHz LPF
fm=1kHz, 100% Mod, 15kHz LPF
-2
0
55
65
-7.0
-5.5
0.5
STEREO frequency characteristics
STEREO S/N ratio
STEREO separation 1
FCS1
SNS
STSE1
fm=3kHz, 30% Mod, 15kHz LPF
* Measure ratio from fm=1kHz level.
S=VOST, N=0% Mod, 15kHz LPF
f=300Hz (R/L), 30% Mod, 15kHz LPF
-2
0
50
60
20
25
STEREO separation 2
STEREO Detection level-1
STEREO Detection level-2
STEREO Detection hysteresis
SAP output level-1
SAP output level-2
SAP distortion
STSE2
VINSD1
VINSD2
HYST
VOSA1
VOSA2
THDSA
f=3kHz (R/L), 30% Mod, 15kHz LPF
Except Stereo Detection Æ Stereo Detection
* Serial control “SENS HI” Pilot (fH)=15.73kHz
* Measure pilot level.
Except Stereo Detection Æ Stereo Detection
* Serial control “SENS LO”
Input Mod. Difference at Stereo/Except Stereo Det.
* Serial control “SENS HI”
fm=1kHz, 100% Mod, 15kHz LPF
* SAP-1 (serial control)
fm=1kHz, 100% Mod, 15kHz LPF
* SAP-2 (serial control)
fm=1kHz, 100% Mod, 15kHz LPF
20
30
38
10
-14.0
-7.5
25
38
47
20
-11.0
-5.5
0.7
SAP S/N ratio
SAP detection level-1
SAP detection level-2
SAP detection hysteresis
MODE output MONO
SNSA
VINSA1
VINSA2
HYSA
MODMO
S=VOSA2, N=0% Mod, 15kHz LPF
Except SAP → SAP Det.
* Serial control “SENS HI” SAP Carrier=5fH only
* Measure output level.
Except SAP → SAP Det.
* Serial control “SENS LO”
* Measure output level.
Input Mod. Difference at SAP/Except SAP Det.
* SAP carrier only.
* Serial control “SENS HI”
Input=MONO : f=1kHz, 0% Mod
50
60
10
17
17
24
2
5
0.7
1
MODE output SAP
MODSA Input=SAP : Carrier
1.6
1.9
MODE output STEREO
MODST
Input=STEREO : Pilot
2.5
2.8
MODE output ST + SAP
MODSS Input=STEREO : Pilot, SAP : Carrier
3.5
3.8
Stereo detect speed (Reference )
STDT
Input=STEREO : Pilot
I2C data no-send
Measure pin 20 voltage change to 2.8V timing from
Power ON
SAP detect speed (Reference )
SAPDT
SAP : Carrier
I2C data no-send
Measure pin 20 voltage change to 1.9V timing from
Power ON
* Normally measurement condition is Input = SIF mode (90dBμV)
* " Reference " Items are reference levels, their specs are no-guarantee.
(480)
(350)
max
50
(100)
-4.5
0.6
2
-4.5
1.0
2
45
53
30
-8.0
-3.5
1.5
24
31
10
1.3
2.2
3.1
4.2
(1000)
(1000)
Unit
mA
dBμV
dBV
%
dB
dB
dBV
%
dB
dB
dB
dB
%
%
%
dBV
dBV
%
dB
%
%
%
V
V
V
V
ms
ms
No.A0979-2/10
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