DEMOTS4956J STMicroelectronics, DEMOTS4956J Datasheet - Page 31

• Manufacturer Part Number: DEMOTS4956J
• Description: BOARD DEMO TS4956EIJT/EIKJT
• Manufacturer: STMicroelectronics

Specifications of DEMOTS4956J

• Amplifier Type: Class AB
• Output Type: 1-Channel (Mono) with Mono and Stereo Headphones
• Max Output Power X Channels @ Load: 1W x 1 @ 8 Ohm; 43mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: TS4956
• Description/function: Audio Amplifiers
• Operating Supply Voltage: 2.7 V to 5.5 V
• Product: Audio Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: TS4956
• Other names: 497-6381; DEMOTS4956J

TS4956
Figure 82. SNR vs. power supply voltage
Figure 84. SNR vs. power supply voltage
Figure 86. SNR vs. power supply voltage
100
100
90
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86
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Mode 3 - LHP, RHP
G = +10.5dB, RL = 16
THD+N < 0.5%
Tamb = 25
Mode 2, SPK out
G = +1.5dB, RL = 16
THD+N < 0.5%
Tamb = 25
Mode 3 - LHP, RHP
G = +1.5dB, RL = 32
THD+N < 0.5%
Tamb = 25
2.7
2.7
2.7
Weighted filter type A
Unweighted filter (20Hz to 20kHz)
Weighted filter type A
Unweighted filter (20Hz to 20kHz)
Weighted filter type A
Unweighted filter (20Hz to 20kHz)
°
°
°
C
C
C
Vcc (V)
Vcc (V)
Vcc (V)
Ω
Ω
Ω
3.3
3.3
3.3
5
5
5
Figure 83. SNR vs. power supply voltage
Figure 85. SNR vs. power supply voltage
Figure 87. SNR vs. power supply voltage
100
100
90
88
86
84
82
80
78
76
74
72
70
68
66
64
62
60
58
56
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50
98
96
94
92
90
88
86
84
82
80
78
76
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72
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68
66
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60
98
96
94
92
90
88
86
84
82
80
78
76
74
72
70
68
66
64
62
60
Mode 3 - LHP, RHP
G = +10.5dB, RL = 32
THD+N < 0.5%
Tamb = 25
Mode 3 - LHP, RHP
G = +1.5dB, RL = 16
THD+N < 0.5%
Tamb = 25
Mode 2, SPK out
G = +10.5dB, RL = 16
THD+N < 0.5%
Tamb = 25
2.7
2.7
2.7
Weighted filter type A
Unweighted filter (20Hz to 20kHz)
Weighted filter type A
Unweighted filter (20Hz to 20kHz)
Weighted filter type A
Unweighted filter (20Hz to 20kHz)
°
°
°
C
C
C
Electrical characteristics
Vcc (V)
Vcc (V)
Vcc (V)
Ω
Ω
3.3
Ω
3.3
3.3
5
5
5
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