SM6453AB_02 Datasheet, PDF (16/19 Pages) Nippon Precision Circuits Inc – 3-wire Serial Data Volume Control for Headphone Amplifier IC

SM6453AB
TYPICAL RESPONSE
V_DD1 = V_DD2 = 2.0V, analog input amplitude = 0.025Vrms, input frequency = 1kHz, Ta = 25°C, Measurement
circuit, PDN = HIGH, MUTEN = HIGH, MDT D0 to D12 = LOW, unless otherwise noted
10
9
8
0.5mW+0.5mW (16Ω)
7
6
5
4
3
No signal (16Ω)
2
1
0
1.5
2.0
2.5
3.0
3.5
4.0
supply voltage:VDD1 [V]
Figure 6. Current consumption vs. Supply voltage
10
1
0.5mW+0.5mW (16Ω)
0.1
1.5
10mW+10mW (16Ω)
2.0
2.5
3.0
3.5
4.0
supply voltage:VDD1 [V]
Figure 7. THD+N vs. Supply voltage
100
100
10
10
1
1
0.1
0.001
0.01
0.1
1
output power [mW]
10
100
Figure 8. THD+N vs. Output power
0.1
0.001
0.01
0.1
1
input level [V]
Figure 9. THD+N vs. Input voltage
100
10
1
0.1
0.01
0.001
0.0001
0.001
0.01
0.1
1
input level [V]
Figure 10. THD+N vs. Input voltage
100
90
80
70
60
50
40
30
20
10
0
1.5
2.0
2.5
3.0
3.5
4.0
supply voltage:VDD1 [V]
Figure 11. Maximum output power vs. Supply
voltage
NIPPON PRECISION CIRCUITS INC.—16