M61533FP
4ch Electronic Volume with AGC
REJ03F0059-0100Z
Rev.1.0
Sep.19.2003
Features
Function
Electric Volume
Feature
•
0 to -87dB, -∞/1dBstep
•
4ch SL/SR/C/SW independent Electric Volume
•
Controlled by trim volume data + master volume data.
Vc=1.8Vrms<SWch>
Can be set externally <SWch>
0, +6, +9, +12dB 4step <SWch>
Controlled by serial data from microcomputer
AGC
LPF
Output Gain Control
MUC I/F
Application
Mini Stereo etc.
Recommended Operating Condition
Supply Voltage Range
VCC= 8 to 10V Typ:VCC=9V
System Block Diagram
SLIN
SRIN
SLch volume
SRch volume
Cch volume
SWch volume
SLOUT
SROUT
COUT
AGC
0,+6, +9,+12dB
CIN
SWIN
SW-LPF
SWOUT
Rev.1.0, Sep.19.2003, page 1 of 12
M61533FP
Block Diagram and Pin Configuration (Top view)
SLIN
1
LPF amp
20
SWLPF2
N.C.
2
SLch Volume
19
0 to -87dB,-
∞
N.C.
N.C.
3
40k
18
SWOUT
SRIN
4
40k
SRch Volume
0 to -87dB,-
∞
VREF amp
17
REFIN
CIN
5
40k
Cch Volume
0 to -87dB,-
∞
16
REFOUT
SWIN
6
SWch Volume
0 to -87dB,-
∞
15
SLOUT
VCC
7
40k
14
SROUT
DATA
8
MCU I/F
13
COUT
CLOCK
9
AGC
SW Output
Gain Control
12
SWLPF1
GND
10
0,+6,+9,+12dB
11
AGC
Rev.1.0, Sep.19.2003, page 2 of 12
M61533FP
Pin Description
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Name
SLIN
N.C.
N.C.
SRIN
CIN
SWIN
VCC
DATA
CLOCK
GND
AGC
SWLPF1
COUT
SROUT
SLOUT
REFOUT
REFIN
SWOUT
N.C.
SWLPF2
Function
SLch volume input pin
N.C.
N.C.
SRch volume input pin
Cch volume input pin
SWch volume input pin
Power supply (Typ:9V)
Input pin of Control data
Input pin of Control clock
Ground
Attack/Recovery time control pin (by capacitor)
SWch LPF (connected with resistance and capacitor)
Cch output pin
SRch output pin
SLch output pin
Vref output pin
Vref input pin
SWch output pin
N.C.
SWch LPF (connected with resistance and capacitor)
Absolute Maximum Ratings
Parameter
Power Supply
Power dissipation
Thermal derating
Operating temperature
Storage temperature
Symbol
Vcc
Pd
Kθ
Topr
Tstg
Ratings
10.5
648
6.48
−20
to 75
−40
to 125
Unit
V
mW
mW/°C
°C
°C
Ta
≤
25°C
Ta > 25°C
Condition
Rev.1.0, Sep.19.2003, page 3 of 12
M61533FP
THERMAL DERATINGS
(MAXIMUM RATING)
1.2
POWER DISSIPATION pd (W)
1.0
0.8
0.6
0.4
0.2
0
-40
0
40
75
80
120
150
AMBIENT TEMPERATURE Ta ( C)
Recommended Conditions
(Ta=25°C, Unless otherwise noted)
Limits
Parameter
Power supply
Logic “H” level input voltage
Logic “L” level input voltage
Symbol
Vcc
VIH
VIL
Min.
8
2.2
0
Typ.
9
Max.
10
5.5
0.6
Unit
V
V
V
Conditions
VCC=9V
GND reference
VCC=9V
GND reference
Rev.1.0, Sep.19.2003, page 4 of 12
M61533FP
Relationship Between Data and Clock
When DATA is "H", latch signal is
created at the falling edge of CLOCK.
CLOCK
D0
D1
D2
D3
D13
D14
D15
DATA
Data signal is read at the rising edge of CLOCK.
Make "H" at the timing which
DATA of D0-D15 make latch.
Clock and Data Timings
(D0
D15)
LATCH
t
cr
CLOCK
tSLD
75%
25%
DATA
tHLD tSHD tHHD
tSLD
tHLD
tr
tWHC
tf
tWLC
Rev.1.0, Sep.19.2003, page 5 of 12
NXP MCU
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