參數(shù)資料
型號: LC75343M
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO36
封裝: 0.375 INCH, MFP-36
文件頁數(shù): 25/28頁
文件大小: 413K
代理商: LC75343M
No. 6867-6/28
LC75343M
Parameter
Symbol
Pin Name
Conditions
Ratings
Unit
Maximum supply voltage
VDD max
VDD
10.5
V
CE, DI, CL
–0.3 to +10.5
Maximum input voltage
VIN max
L1 to L5, R1 to R5,
V
LVRIN, RVRIN, LINP,
VSS – 0.3 to VDD + 0.3
RINP, LINM, RINM
Allowable power dissipation
Pdmax
Ta
≤ 75°C, independent IC
520
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
Parameter
Symbol
Pin Name
Conditions
Ratings
Unit
min
typ
max
Supply voltage
VDD
4.5
9
V
Input high-level voltage
VIH
CL, DI, CE
2.0
9
V
Input low-level voltage
VIL
CL, DI, CE
7.5
≤ VDD ≤ 9VSS
0.8
V
4.5
≤ VDD ≤ 7.5
VSS
0.3
L1 to L5, R1 to R5,
Input amplitude voltage
VIN
LVRIN, RVRIN, LINP,
VSS
VDD
Vp-p
RINP, LINM, RINM
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
Allowable Operating Ranges at Ta = –30 to +75°C, VSS = 0 V
Parameter
Symbol
Pin Name
Conditions
Ratings
Unit
min
typ
max
Maximum input gain
Ginmax
+30
dB
Step resolution
Gstep
+2
dB
Input resistance
Rin
L1, L2, L3, L4, L5
50
k
R1, R2, R3, R4, R5
Clipping level
Vcl
LSEL0, RSEL0
THD = 1.0%, f = 1 kHz
2.50
Vrms
Output load resistance
Rl
LSEL0, RSEL0
10
k
Electrical Characteristics at Ta = 25°C, VDD = 8 V, VSS = 0 V
Input block
Parameter
Symbol
Pin Name
Conditions
Ratings
Unit
min
typ
max
Input resistance
Rin
LVRIN, RVRIN
50
k
Volume block
Parameter
Symbol
Pin Name
Conditions
Ratings
Unit
min
typ
max
Control range
Geq
max. boost/cut
±8
±10
±12
dB
Step resolution
Estep
1
2
3
dB
Internal feedback resistance
Rfeed
51.7
k
Treble band equalizer control block
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