DEMOTS4956J STMicroelectronics, DEMOTS4956J Datasheet - Page 31
DEMOTS4956J
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
DEMOTS4956J
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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
88
86
84
82
80
78
76
74
72
70
68
66
64
62
60
58
56
54
52
50
98
96
94
92
90
88
86
84
82
80
78
76
74
72
70
68
66
64
62
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 = 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
54
52
50
98
96
94
92
90
88
86
84
82
80
78
76
74
72
70
68
66
64
62
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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