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参数资料
| 型号： | TA8157AFN |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 0.014 W, 3 CHANNEL, AUDIO AMPLIFIER, PDSO24 |
| 封装： | SSOP-24 |
| 文件页数： | 13/15页 |
| 文件大小： | 1080K |
| 代理商： | TA8157AFN |
TA8157AF/AFN
2002-10-30
7
Characteristic
Symbol
Test
Cir
-
cuit
Test Condition
Min.
Typ.
Max.
Unit
ADD amp. voltage
gain
GV2
2
Vin (A) = Vin (B), RL = 12k
Vo (ADD) = -22dBV
SW3: a / b
15
17.5
20
dB
ADD amp.
maximum output
voltage
Vom2
2
Vin (A) = Vin (B), RL = 12k
THD (ADD) = 1%, SW3: a / b
80
130
―
mVrms
BST amp. voltage
gain
GV3
2
Vo = -37dBV, RL = 16k
SW6: b
14
16.5
19
dB
BST amp.
maximum output
voltage
Vom3
2
THD (BST) = 3%, RL = 16k
SW6: b
55
90
―
mVrms
Bass
boost
function
stage
BST amp.
attenuation
ATT3
2
Vo = -32dBV, SW3: a→b
SW6: b
―
73
―
dB
Ripple filter output voltage
VRF OUT
2
VCC = 1V，IRF = 20mA
0.9
0.93
―
V
Ripple rejection ratio
RR4
2
VCC = 1V，IRF = 20mA
fr = 100Hz, Vr = -37dBV
SW7: OPEN
35
43
―
dB
Equalizer on resistance
RON
1
IEQ = 100A, SW3: a
SW8: ON
―
60
―
On current
I11
1
VCC = 0.9V, V4 ≥ 0.5V
SW1: c, SW2: b
5
―
A
Power
switch
Off voltage
V11
1
VCC = 0.9V, V4 ≤ 0.2V
SW1: d, SW2: b
0
―
0.3
V
Off current
I10
1
VCC = 0.9V, ICC ≥ 4.5mA
SW2: c
5
―
A
Mute
switch
On voltage
V10
1
VCC = 0.9V, ICC ≤ 3.5mA
SW2: d
0
―
0.3
V
Off current
I1
1
VCC = 0.9V, IEQ = 100A
V2 ≥ 0.7V, SW3: c, SW8: ON
5
―
A
Boost
switch
On voltage
V1
1
VCC = 0.9V, IEQ = 100A
V2 ≤ 0.2V, SW3: d, SW8: ON
0.6
―
0.9
V
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