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参数资料
| 型号： | LC75397E |
| 元件分类： | 音频控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP64 |
| 封装： | QFP-64 |
| 文件页数： | 12/26页 |
| 文件大小： | 578K |
| 代理商： | LC75397E |
No. 6108-2/26
LC75397E
Parameter
Symbol
Conditions
Ratings
Unit
Maximum supply voltage
VDD max
VDD
11
V
Maximum input voltage
VIN max
CL, DI, CE, L1 to L6, R1 to R6, LTIN, RTIN, LVR1IN,
VSS – 0.3 to
V
RVR1IN, LVR2IN, RVR2IN, LVR3IN
VDD + 0.3
Allowable power dissipation
Pd max
Ta ≤ 75°C, with PC board*
1000
mW
Operating temperature
Topr
–30 to +75
°C
Storage temperature
Tstg
–40 to +125
°C
Specifications
Absolute Maximum Ratings at Ta = 25°C, VSS = 0 V
Note : * Printed circuit board size: 76.1 × 114.3 × 1.6 mm, printed circuit board material: glass/Epoxy resin
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Supply voltage
VDD
6.0
10.5
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, L1 to L6, R1 to R6, LTIN, RTIN, LVR1IN,
VSS
VDD
Vp-p
RVR1IN, LVR2IN, RVR2IN, LVR3IN
Input pulse width
tW
CL
1.0
s
Setup time
tSETUP
CL, DI, CE
1.0
s
Hold time
tHOLD
CL, DI, CE
1.0
s
Operating frequency
fopg
CL
500
kHz
Allowable Operating Ranges at Ta = – 30 to + 75°C, VSS = 0 V
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
[Input block]
Input resistance
Rin
L1 to L6, R1 to R6
50
k
Clipping level
Vcl
LSELO, RSELO: THD = 1.0%
3.00
Vrms
Output load resistance
RL
LSELO, RSELO
10
k
[Volume control block]
Input resistance
Rin
LVR1IN, RVR1IN, LVR2IN, RVR2IN, LVR3IN
50
k
[Bass control block]
Control range
Geq
Max, boost/cut
±8
±10
±12
dB
Step resolution
Estep
1
2
3
dB
Internal feedback resistance
Rbb1
1.3
k
Rbb2
58
[F1/F2 band equalizer control block]
Control range
Geq
Max. boost/cut
±8
±10
±12
dB
Step resolution
Estep
1
2
3
dB
Internal feedback resistor
Rfeed
31
51.8
73
k
[F3/F4 band equalizer control block]
Control range
Geq
Max. boost/cut
±8
±10
±12
dB
Step resolution
Estep
1
2
3
dB
Internal feedback resistor
Rfeed
17
28
39
k
[Overall characteristics]
Total harmonic distortion
THD
VIN = 1 Vrms, f = 1 kHz, with all controls flat overall
0.01
%
Crosstalk
CT
VIN = 1 Vrms, f = 1 kHz, with all controls flat overall,
80
dB
Rg = 1 k
Output noise voltage
VN 1
With all controls flat overall, 80 kHz, L.P.F
10.2
V
VN 2
Bass band = +10dB, With all controls overall, 80 kHz, L.P.F
10.6
V
Output at maximum attenuation
VO min
With all controls flat overall
–90
dB
Current drain
IDD
VDD – VSS = 10.5 V
58
mA
Input high level current
IIH
CL, DI, CE, VIN = 10.5 V
10
A
Input low level current
IIL
CL, DI, CE, VIN = 0 V
–10
A
Electrical Characteristics at Ta = 25°C, VDD = 10 V, VSS = 0 V
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