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参数资料
| 型号： | LC75281E |
| 厂商： | SANYO SEMICONDUCTOR CO LTD |
| 元件分类： | 音频控制 |
| 英文描述： | 2 CHANNEL(S), EQUALIZER CIRCUIT, PQFP64 |
| 封装： | QFP-64 |
| 文件页数： | 3/10页 |
| 文件大小： | 85K |
| 代理商： | LC75281E |
LC75281E
No.5913-2/10
Specifications
Absolute Maximum Ratings at Ta = 25
°C, VSS = 0V
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VDD max
10.5
V
VIN1 max
LIN, RIN
0 to VDD
V
Maximum input voltage
VIN2 max
CL, CE, DI
0 to VDD
V
Allowable power dissipation
Pd max
Ta
≤ 85°C
300
mW
Operating temperature
Topr
-40 to +85
°C
Storage temperature
Tstg
-50 to +125
°C
Allowable Operating Ranges at Ta = -40 to +85
°C, VSS = 0V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Supply voltage
VDD
6.0
9.0
V
High-level input voltage
VIH
CL, CE, DI
4.0
VDD
V
Low-level input voltage
VIL
CL, CE, DI
VSS
1.0
V
Input voltage range
VIN
LIN, RIN
0
VDD
V
Load resistance
RL
LOUT, ROUT, MIXOUT
1
k
Ω
Input pulse width
t
φW
CL
1
μs
Setup time
tsetup
CL, CE, DI
1
μs
Hold time
thold
CL, CE, DI
1
μs
Operating frequency
fopg
CL
500
kHz
Electrical Characteristics at Ta = 25
°C, f = 1kHz, VDD = 8V, VSS = 0V
Ratings
Parameter
Symbol
Conditions
min
typ
max
Unit
Current drain
IDD
VDD
36
50
mA
Output voltage
VO
LOUT, ROUT; THD = 1%
2.2
Vrms
THD (1)
LOUT, ROUT; VO = FLAT; VIN = 0dBV
0.005
0.01
%
Total harmonic distortion
THD (2)
LOUT, ROUT: VO = BOOST,
All bands +2dB, VIN = –15dBV
0.1
1
%
VN (1)
LOUT, ROUT: VO = FLAT,
Rg = 1k
Ω, IHF-A filters
7
15
μV
VN (2)
LOUT, ROUT: VO = FLAT, Rg = 1kΩ, DIN filters
13
μV
VN (3)
LOUT, ROUT, Rg = 1k
Ω, f0 = f1, Q = Q1
IHF-A filter, all bands at full boost, with the external
constants the same as those for the center frequency
(example 1)
58
μV
Output noise voltage
VN (4)
LOUT, ROUT, Rg = 1k
Ω, f0 = f1, Q = Q1
IHF-A filters, all bands at full cut, with the external
constants the same as those for the center frequency
(example 1)
23
μV
Crosstalk between inputs
CT
VIN = 1Vrms, f = 1kHz
60
80
dB
High-level input current
IIH
CL, DI, CE, VIN = 9V
1
μA
Low-level input current
IIL
CL, DI, CE, VIN = 0V
-1
μA
DC variation
VDC
All bands
G = +12dB, Q: Setting switched from Q1 to Q2
With the external constants the same as those for the
center frequency (example 1) shown on page 6.
-10
+10
mV
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