DEMOTS488S STMicroelectronics, DEMOTS488S Datasheet - Page 11

• Manufacturer Part Number: DEMOTS488S
• Description: BOARD DEMO FOR TS488
• Manufacturer: STMicroelectronics

Specifications of DEMOTS488S

• Amplifier Type: Class AB
• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 130mW x 2 @ 16 Ohm
• Voltage - Supply: 2.2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: TS488
• Description/function: Audio Amplifiers
• Operating Supply Voltage: 2.2 V to 5.5 V
• Product: Audio Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: TS488
• Other names: 497-6362

TS488-TS489
Figure 14. Signal to noise ratio vs. power
Figure 16. Signal to noise ratio vs. power
Figure 18. Signal to noise ratio vs. power
110
108
106
104
102
100
106
104
102
100
100
98
98
96
94
98
96
94
92
90
88
2
2
2
A-weighted Filter
Av=-1, T
Cb=1
THD+N<0.4%
A-weighted Filter
Av=-2, T
Cb=1
THD+N<0.4%
A-weighted Filter
Av=-4, T
Cb=1
THD+N<0.4%
μ
μ
μ
supply voltage
supply voltage
supply voltage
F
F
F
AMB
AMB
AMB
=25°C
=25°C
=25°C
3
3
3
Power Supply Voltage (V)
Power Supply Voltage (V)
Power Supply Voltage (V)
RL=32
4
RL=32
4
4
RL=32
Ω
Ω
Ω
RL=16
5
5
5
RL=16
RL=16
Ω
Ω
Ω
6
6
6
Figure 15. Signal to noise ratio vs. power
Figure 17. Signal to noise ratio vs. power
Figure 19. Signal to noise ratio vs. power
106
104
102
100
102
100
98
96
94
92
90
88
86
98
96
94
98
96
94
92
90
2
2
2
Unweighted Filter
(20Hz-20kHz)
Av=-4, T
Cb=1
THD+N<0.4%
Unweighted Filter
(20Hz-20kHz)
Av=-1, T
Cb=1
THD+N<0.4%
Unweighted Filter
(20Hz-20kHz)
Av=-2, T
Cb=1
THD+N<0.4%
μ
μ
supply voltage
supply voltage
μ
supply voltage
F
F
F
AMB
AMB
AMB
=25°C
3
=25°C
=25°C
3
3
Power Supply Voltage (V)
Power Supply Voltage (V)
Power Supply Voltage (V)
Electrical characteristics
RL=32
RL=32
RL=32
4
4
4
Ω
Ω
Ω
RL=16
5
RL=16
5
5
RL=16
Ω
Ω
Ω
11/32
6
6
6