APA2057A
Electrical Characteristics (Cont.)
VDD = 5V, HVDD = 3.3V, GND = PGND = CPGND = 0V, TA= 25°C (unless otherwise noted).
APA2057A
Symbol
Parameter
Test Condition
Unit
Min.
Typ.
50
1
Max.
90
ISD(HVDD)
ISD(VDD)
HVDD Shutdown Current
VDD Shutdown Current
Input current
SET = 0V
mA
10
IAMP_EN
AMP_EN
HP_EN,
1
mA
mA
IHP_EN
Input current
10
15
Speaker mode
THD+N =1%, Fin =1KHz
RL =4W
1.9
1.2
1.0
1.3
W
RL =8
PO
Output Power
W
THD+N =10%, Fin =1KHz
W
W
RL =4
RL =8
2.4
1.5
VOS
Output Offset Voltage
W
10
mV
%
RL =8 , Gain =10.5dB
Fin =1KHz
Total Harmonic Distortion
plus Noise
W
W
THD+N
PO = 1.5W, RL =4
PO = 0.9W, RL =8
0.15
0.06
80
83
Fin =1KHz, CB=2.2mF, RL=8W, PO=0.92W
X’talk
Channel Separation
dB
m
W
Fin =1KHz, CB=2.2 F, RL =4 , PO=1.5W
Power Supply Rejection
Ratio
PSRR
S/N
m
W
70
90
80
dB
dB
CB =2.2 F, RL =8 , Fin =120Hz
W
PO =0.8W, RL =8 , A-weighted Filter
mV
(rms)
Vn
Noise Output Voltage
Gain =10.5dB, RL =8W, CB =2.2mF
Headphone mode
THD+N = 1%, Fin =1KHz
RL = 16W
160
120
100
150
W
RL = 32
Po
Output Power
mW
THD+N = 10%, Fin =1KHz
W
RL =16
200
165
RL =32W
THD+N=10%
THD+N=1%
2.9
2.4
Vo
Output Voltage Swing
Output Offset Voltage
Vrms
mV
RL =10KW
Vos
-10
+10
RL =32W
Fin = 1KHz
W
W
PO = 125mW, RL =16
Total Harmonic Distortion
plus Noise
0.02
0.02
THD+N
%
W
PO = 88mW, RL =32
VO=1.7Vrms, RL=10k
0.005
W
80
85
Fin =1KHz, RL =16 , PO =125mW
X’talk
Channel Separation
dB
dB
W
Fin =1KHz, RL =32 , PO =88mW
W
105
Fin =1KHz, RL=10K , VO =1.7Vrms
Power Supply Rejection
Ratio
PSRR
m
W,
80
CB = 2.2 F, RL=32 Fin =120Hz
Copyright ã ANPEC Electronics Corp.
4
www.anpec.com.tw
Rev. A.1 - Aug., 2007
ANPEC [ ANPEC ELECTRONICS COROPRATION ]
