参数资料
型号: TS4956EIKJT
厂商: STMICROELECTRONICS
元件分类: 音频/视频放大
英文描述: 1.055 W, 2 CHANNEL, AUDIO AMPLIFIER, PBGA18
封装: ROHS COMPLIANT, FCP-18
文件页数: 4/52页
文件大小: 1709K
代理商: TS4956EIKJT
Electrical characteristics
TS4956
12/51
SNR
Signal To Noise Ratio
A-weighted, G = +1.5dB, THD+N < 0.5%,
20Hz < F < 20kHz
Mode 1 - Speaker output, RL =8
Mode 2 - Speaker output, RL =8
Mode 3 - Headphone output, RL =16
Mode 4 - Headphone output, RL =16
Mode 5 - MLO output, RL =16
Mode 6 - MLO output, R = 16
Mode 7 - BTL, Speaker output, RL =8,
G = +10.5dB
93
92
85
91
87
95
dB
G
Digital Gain Range
-34.5
+12
dB
Digital Gain Stepsize
1.5
dB
Stepsize Error
0.1
0.6
dB
Zin
Input Impedance, all Gain
setting
Differential input
Differential input impedance (MIP to MIN)
MIP input impedance referenced to ground
MIN input impedance referenced to ground
Stereo input
RIN input impedance
LIN input impedance
50
25.5
38
25.5
60
30
45
30
70
34.5
62
34.5
k
tWU
Wake up time
70
90
ms
tSTBY
Standby time
1
s
1.
Internal power limitation on headphone outputs (see application information).
2.
Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is an added sinus signal to VCC @ F = 217Hz.
Table 11.
VCC = +3.3 V, GND = 0V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
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