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