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參數(shù)資料
| 型號： | LV24250LS |
| 廠商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分類： | 調(diào)諧器 |
| 英文描述： | AUDIO TUNER, QCC24 |
| 封裝： | 3.50 X 3.50 MM, VQLP-24 |
| 文件頁數(shù)： | 11/18頁 |
| 文件大?。?/td> | 420K |
| 代理商： | LV24250LS |
LV24250LS
No.A1699-2/18
Operating Conditions
at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
VCC
Analog block supply voltage
3.0
V
Recommended supply voltage
VDD
Digital block supply voltage
3.0
V
VCC op
2.6 to 3.6
V
VDD op
2.5 to 3.6
V
Operating supply voltage range
VIO op
Interface voltage
2.2 to 3.6
V
Note : Supply voltage VIO equal VDD, or VIO ≤ VDD & VIO ≥ 2.2 V
* Stabilize the service voltage so as not to cause the voltage change by the noise etc.
Operating Characteristics
at Ta = 25°C, VCC = 3.0V, VDD = 3.0V, Volume =15/16, Soft Mute = 1/Soft Stereo = off
with the designated test circuit
Output level set with Radio Control 1 of control register map (0Dh Bit0, Bit1,Bit5 set to ‘1’, ‘1’)
Control 2 of control register map (0Dh Bit1 set to ‘1’)
In addition, Set IF_OSC = 170kHz, IF_BW = 100% (Radio Control 1 : 0D Bit6, Bit7 set to ‘1’, ’1’)
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
ICCA
Analog block at 60dB
μV EMF input
12
17
mA
Current drain
(in operation)
ICCD
Digital block at 60 dB
μV EMF input
0.3
0.8
mA
ICCA
Analog standby mode
3
30
μA
Current drain
(in standby)
ICCD
Digital standby mode
3
30
μA
FM receive band
F_range
Refer to PCB mounting conditions to cover
the FM receive band of 76M to 108MHz
76
108
MHz
FM receive characteristics; MONO :
fc = 80MHz, fm = 1kHz, 22.5kHzdev. Note that Soft_mute = 1, Soft_stereo function OFF, IHF-BPF used
3dB sensitivity
-3dB LS
60dB
μV, 22.5kHzdev output standard,
-3dB input.
5
17
dB
μV
EMF
Practical sensitivity 1
QS1
Input at S/N = 30dB
De-emphasis = 75
μs, SG open display
8
16
dB
μV
EMF
Practical sensitivity 2 (Reference)
QS2
Input at S/N = 26dB
De-emphasis = 75
μs, SG terminal display
1.10
μV
Demodulation output
Vo
60dB
μV EMF, pin 19 output
80
110
160
mVrms
Channel balance
CB
60dB
μV EMF, pin 18 output/pin 19 output
-2
0
2
dB
Signal-to-noise ratio
S/N
60dB
μV EMF, pin 19 output
48
58
dB
Total harmonic distortion 1
(MONO)
THD1
60dB
μV EMF, pin 19 output, 22.5kHz dev.
0.4
1.5
%
Total harmonic distortion 2
(MONO)
THD2
60dB
μV EMF, pin 19 output, 75.0kHz dev.
1.3
3
%
Field intensity display level
FS
Reg1Dh_bit0 = OFF
Input level at which Reg02h_bit1-3 change
from 1 to 2.
3
10
20
dB
μV
EMF
Mute attenuation
Mute-Att.
60dB
μV EMF, pin 19 output
60
70
dB
FM receive characteristics ; STEREO characteristics :
fc = 80MHz, fm = 1kHz, VIN = 60dBμV EMF, Pilot = 10% (7.5kHzdev), MPX-Filter used
Separation
SEP
L-mod, pin 19 / pin 18 output
L+R signals = 30% (22.5kHz dev.)
20
35
dB
Total harmonic distortion (Main)
THD-ST1
Main-mod (for L + R input), 19 output
IHF_BPF L+R signals = 30% (22.5kHzdev.)
0.6
1.8
%
Interface block allowable operation range
at Ta = -20 to +70
°C, VSS = 0V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply voltage
VDD
2.5
3.6
V
VIH
High-level input voltage range
0.7VDD
VDD
V
Digital block input
VIL
Low-level input voltage range
0
0.1VDD
V
Digital block output
IOL
Output current at Low level
2.0
mA
VOL
Output voltage at Low level IOL = 2mA
0.6
V
External clock operating frequency
fclk_ext
Clock frequency for external input
32k
32.768k
20M
Hz
Note : External clock input (pin 12) allows also input of the sine wave signal.
* The evaluation request to the crystal maker is recommended because it changes by the substrate and the circuit constant used.
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