
No. 6270-2/20
LC75341, 75341M
Specifications
Absolute Maximum Ratings
at Ta = 25°C, V
SS
= 0 V
Parameter
Symbol
Pin
Conditions
Ratings
Unit
min
typ
max
Supply voltage
V
DD
V
IH
V
DD
CL, DI, CE
5.0
10
V
High-level input voltage
2.7
10
V
Low-level input voltage
V
IL
CL, DI, CE
7.5
≤
V
DD
≤
10.0
5.0
≤
V
DD
< 7.5
V
SS
V
SS
1.0
V
0.8
Input voltage amplitude
V
IN
CE, DI, CL, L1 to L4,
R1 to R4, LIN, RIN
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
Conditions
Ratings
Unit
min
typ
max
Input resistance
Rin
L
IN
, R
IN
50
k
Volume Control Block
Parameter
Symbol
Pin
Conditions
Ratings
Unit
min
typ
max
Control range
Geq
max.boost
+18
+20
+22
dB
Step resolution
Estep
1
2
3
dB
k
Internal feedback resistance
Rfeed
66.6
Bass Band Equalizer Control Block
Parameter
Symbol
Pin
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
Electrical Characteristics
at Ta = 25°C, V
DD
= 9 V, V
SS
= 0 V
Input Block
Parameter
Symbol
Pin
Conditions
Ratings
Unit
min
typ
max
Maximum input gain
Gin max
+30
dB
Step resolution
Gstep
+2
dB
Input resistance
Rin
L1, L2, L3, L4
R1, R2, R3, R4
50
k
Clipping level
Vcl
LSEL0, RSEL0
THD = 1.0%, f = 1 kHz
2.90
Vrms
k
Output load resistance
Rl
LSEL0, RSEL0
10
Parameter
Symbol
Pin
Conditions
Ratings
Unit
Maximum supply voltage
V
DD
max
V
DD
CE, DI, CL, L1 to L4,
R1 to R4, LIN, RIN
11
V
Maximum input voltage
V
IN
max
V
SS
– 0.3 to V
DD
+ 0.3
V
Ta
≤
75°C
Ta
≤
75°C
with a PCB
*
LC75341
450
Allowable power dissipation
Pdmax
LC75341M
450
mW
Operating temperature
Topr
–30 to +75
°C
Storage temperature
Note:
*
Printed circuit board size: 76.1
×
114.3
×
1.6 mm, printed circuit board material: glass/epoxy resin
Tstg
–40 to +125
°C