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參數(shù)資料
| 型號(hào)： | LC75372E |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP44 |
| 封裝： | QFP-44 |
| 文件頁(yè)數(shù)： | 11/18頁(yè) |
| 文件大小： | 481K |
| 代理商： | LC75372E |
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Allowable Operating Ranges at Ta = 25°C, VSS = 0 V
Electrical Characteristics at Ta = 25°C, VDD = 9 V, VSS = 0 V
No. 5330-2/18
LC75372E
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply voltage
VDD
6.0
10.0
V
Input high-level voltage
VIH
CL, DI, CE
4.0
VDD
V
Input low-level voltage
VIL
CL, DI, CE
VSS
1.0
V
Input voltage amplitude
VIN
CL, DI, CE, LIN, RIN, LFIN, RFIN, L1 to L3, R1 to R3
VSS
VDD
Vp-p
Input pulse width
tW
CL
1
s
Setup time
tsetup
CL, DI, CE
1
s
Hold time
thold
CL, DI, CE
1
s
Operating frequency
fopg
CL
500
kHz
Parameter
Symbol
Conditions
min
typ
max
Unit
[Input Block]
Input resistance
Rin
L1 to L3, R1 to R3
30
50
70
k
Minimum input gain
Gin min
–2
0
+2
dB
Maximum input gain
Gin max
+16.0
+18.0
+20.0
dB
Step resolution
Gstep
+6.0
dB
[Volume Control Block]
Input resistance
Rv10
L10dBIN, R10dBIN: 10-dB steps, loudness off
30
50
70
k
Rv1
LIN, RIN: 1-dB steps
12
20
28
k
Step resolution
ATstep
1
dB
Step error
ATerr
step = 0 to –20 dB
–1
0
+1
dB
step = –20 to –50 dB
–3
0
+3
dB
[Fader Volume Block]
Input resistance
Rfed
LFIN, RFIN
12
20
28
k
step = 0 to –20 dB
2
dB
Step resolution
ATstep
step = –20 to –25 dB
5
dB
step = –25 to –45 dB
10
dB
Step error
ATerr
step = 0 to –45 dB
–2
0
+2
dB
step = –45 to –60 dB
–3
0
+3
dB
Output load resistance
RL
LFOUT, LROUT, RFOUT, RROUT
10
k
[Bass/Treble Control Block]
Bass control range
Gbass
Max. boost/cut
±9
±10.5
±12
dB
Treble control range
Gtre
Max. boost/cut
±8
±10.5
±13
dB
[Overall Characteristics]
Total harmonic distortion
THD (1)
VIN = 1 Vrms, f = 1 kHz, all settings flat overall
0.045
%
THD (2)
VIN = 1 Vrms, f = 20 kHz, all settings flat overall
0.040
%
Crosstalk
CT
VIN = 1 Vrms, f = 1 kHz, all settings flat overall,
80
dB
Rg = 1 k
Output at maximum attenuation
VO min
VIN = 1 Vrms, f = 1 kHz, main volume at –∞
–78
dB
VIN = 1 Vrms, f = 1 kHz, main volume at –∞, INMUTE
–81
dB
Output noise voltage
VN (1)
All settings flat overall (IHF-A), Rg = 1 k
15
30
V
VN (2)
All settings flat overall (DIN-AUDIO), Rg = 1 k
20
40
V
Current drain
IDD
VDD – VSS = 10 V
25
30
mA
Input high-level current
IIH
CL, DI, CE: VIN = 9 V
10
A
Input low-level current
IIL
CL, DI, CE: VIN = 0 V
–10
A
Maximum input level
VCL
All settings flat overall, measurement point; fader output
2
Vrms
THD = 1%, RL = 10 K
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LC75373E | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Electronic Volume Control for Car Stereo Systems |
| LC75374E | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Electronic Volume and Tone Control for Car Stereos |
| LC7537AN | 制造商:Panasonic Industrial Company 功能描述:IC |
| LC7537N | 制造商:Panasonic Industrial Company 功能描述:IC |
| LC7537NE | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Electronic Volume Control System for Audio Equipment |
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