參數(shù)資料
型號(hào): LC75343M
廠商: Sanyo Electric Co.,Ltd.
英文描述: Electronic Volume Control System on-Chip
中文描述: 電子音量控制系統(tǒng)芯片
文件頁(yè)數(shù): 6/28頁(yè)
文件大?。?/td> 413K
代理商: LC75343M
No. 6867-6/28
LC75343M
Parameter
Symbol
Pin Name
Conditions
Ratings
Unit
Maximum supply voltage
V
DD
max
V
DD
CE, DI, CL
10.5
V
–0.3 to +10.5
Maximum input voltage
V
IN
max
L1 to L5, R1 to R5,
LVRIN, RVRIN, LINP,
RINP, LINM, RINM
V
V
SS
– 0.3 to V
DD
+ 0.3
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, V
SS
= 0 V
Parameter
Symbol
Pin Name
Conditions
Ratings
Unit
min
typ
max
Supply voltage
V
DD
V
IH
V
DD
CL, DI, CE
4.5
9
V
Input high-level voltage
2.0
9
V
Input low-level voltage
V
IL
CL, DI, CE
7.5
V
DD
9
4.5
V
DD
7.5
V
SS
V
SS
0.8
V
0.3
L1 to L5, R1 to R5,
LVRIN, RVRIN, LINP,
RINP, LINM, RINM
Input amplitude voltage
V
IN
V
SS
V
DD
Vp-p
Input pulse width
tW
CL
1
μs
Setup time
tsetup
CL, DI, CE
1
μs
Hold time
thold
CL, DI, CE
1
μs
Operating frequency
fopg
CL
500
kHz
Allowable Operating Ranges
at Ta = –30 to +75°C, V
SS
= 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
R1, R2, R3, R4, R5
50
k
Clipping level
Vcl
LSEL0, RSEL0
THD = 1.0%, f = 1 kHz
2.50
Vrms
k
Output load resistance
Rl
LSEL0, RSEL0
10
Electrical Characteristics
at Ta = 25°C, V
DD
= 8 V, V
SS
= 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
k
Internal feedback resistance
Rfeed
51.7
Treble band equalizer control block
相關(guān)PDF資料
PDF描述
LC75344M 2 CHANNEL VOLUME SYSTEM
LC75345M Electronic Volume Control System on-Chip
LC75347E Six-Channel Single-Chip Electronic Volume Control System
LC75348 Single-Chip Electronic Volume and Tone Control System
LC75348M Single-Chip Electronic Volume and Tone Control System
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