參數(shù)資料
型號： TS4975
廠商： 意法半導(dǎo)體
英文描述： Stereo Headphone Drive Amplifier with Digital Volume Control via IC Bus
中文描述： 立體聲耳機(jī)驅(qū)動集成電路放大器通過總線與數(shù)字音量控制
文件頁數(shù)： 16/33頁
文件大小： 747K
代理商： TS4975
Electrical Characteristics
TS4975
16/33
Figure 48. SNR versus power supply voltage
Figure 49. SNR versus power supply voltage
Figure 50. Frequency response
Figure 51. Current consumption versus power
supply voltage
Figure 52. 3dB lower cut off frequency versus
input capacitance
Figure 53. 3dB lower cut off frequency versus
output capacitance
2.5
3.3
5
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
106
110
RL = 32
RL = 16
Out. mode 1 - 8
PHG, G = +18dB
Unweighted filter (20Hz to 20kHz)
THD+N < 0.5%
Tamb = 25
°
C
S
Vcc (V)
2.5
3.3
5
70
72
74
76
78
80
82
84
86
88
90
92
94
96
98
100
106
110
RL = 32
RL = 16
Out. mode 1 - 8
PHG, G = +18dB
Weighted filter type A
THD+N < 0.5%
Tamb = 25
°
C
S
Vcc (V)
100
1000
10000
0
2
4
6
8
10
12
14
16
18
20
20
Vcc = 5V, 3.3V, 2.5V
G = +2dB
Vcc = 5V, 3.3V, 2.5V
G = +18dB
Output mode 1 - 8
RL = 32, 16
Cin = 330nF
SE, PHG
BW < 125kHz
Tamb = 25
°
C
O
Frequency (Hz)
0
1
2
3
4
5
0
1
2
3
4
5
6
Reset state
PHG, Out. mode 5, 6, 7, 8
PHG, Out. Mode 1, 2, 3, 4
SE, Out. mode 5, 6, 7, 8
SE, Out. mode 1, 2, 3, 4
No loads
Tamb = 25
°
C
I
Vcc (V)
1
10
100
Typical Input
Impedance
Maximum Input
Impedance
Minimum Input
Impedance
All gain setting
Tamb=25
°
C
L
Input Capacitor Cin (
μ
F)
0.1
100
1000
1
10
100
RL=32
L
Output capacitor Cout (
μ
F)
All gain setting
Tamb = 25
°
C
RL=16
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TS4975_05 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Stereo Headphone Drive Amplifier with Digital Volume Control via I2C Bus
TS4975EIJT 功能描述:音頻放大器 Stereo headphone amp RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TS4982IQT 功能描述:音頻放大器 2W Stereo Audio Amp 125 mW 16 ohm 3 lvl RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TS4984 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:2 x 1W Stereo audio power amplifier with active low standby mode
TS4984EIJT 功能描述:音頻放大器 2x1.2W stereo audio RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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