APA2068
Electrical Characteristics (Cont.)
Operating Characteristics, SE mode. V
DD
=5V,T
A
=25°C, Gain=1V/V (unless otherwise noted)
Symbol
Parameter
Test Condition
THD=10%, R
L
=16Ω, Fin=1kHz
P
O
THD=10%, R
L
=32
Ω
, Fin=1kHz
Maximum Output Power
THD=1%, R
L
=16
Ω
, Fin=1kHz
THD=1%, R
L
=32
Ω
, Fin=1kHz
THD+N Total Harmonic Distortion Plus
Noise
PSRR Power Ripple Rejection Ratio
Xtalk
S/N
Channel Separation
Signal to Noise Ratio
P
O
=125mW, R
L
=16
Ω
, Fin=1kHz
P
O
=65mW, R
L
=32Ω, Fin=1kHz
V
IN
=0.1Vrms, R
L
=8Ω, C
B
=1µF,
Fin=120Hz
C
B
=1
µ
F, R
L
=32
Ω
, Fin=1kHz
P
O
=75mW, SE, R
L
=32
Ω
, A_wieght
60
60
100
dB
dB
dB
APA2068
Unit
Min. Typ. Max.
220
120
160
95
0.09
0.09
%
mW
Pin Description
MUTE 1
SHUTDOWN 2
RIN- 3
B Y PASS 4
GND 5
LIN- 6
VOLUME 7
VOLMAX 8
16 ROUT-
15 VDD
14 ROUT+
13 SE/BTL
12 GND
11 LOUT+
10 VDD
APA2068
9 LOUT-
＝
Thermal Pad
(Connected to GND for better heat dissipation)
Pin Function Description
Pin
No.
1
2
3
4
5,12
6
7
Name
MUTE
SHUTDOWN
RIN-
BYPASS
GND
LIN-
VOLUME
Config
I
I
I
I
-
I
I
Function Description
Mute control signal input, hold low for normal operation, hold high
to mute.
It will be into shutdown mode when pull low. I
SD
= 1µA
Right channel input terminal
Bias voltage generator
Ground connection, Connected to thermal pad.
Left channel input terminal
Input signal for internal volume gain setting.
Setting the maximum output swing. Input a non-zero voltage (V
C
)
to this pin, the output voltage swing will be clamped between V
OH
(the maximum positive value)
-
V
C
& V
OL
(the minimum negative
value)
+
V
C
. Disable this function when tie this pin to GND.
Maximum input voltage
≤
1/2 VDD.
4
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8
VOLMAX
I
Copyright
©
ANPEC Electronics Corp.
Rev. A.2 - Jul., 2005
ANPEC [ ANPEC ELECTRONICS COROPRATION ]
