參數(shù)資料
型號: TPS9104Y
廠商: Texas Instruments, Inc.
英文描述: CELLULAR SUBSCRIBER TERMINAL POWER SUPPLY/AUDIO SYSTEM
中文描述: 移動用戶終端電源/音頻系統(tǒng)
文件頁數(shù): 24/33頁
文件大?。?/td> 557K
代理商: TPS9104Y
TPS9104
CELLULAR SUBSCRIBER TERMINAL
POWER SUPPLY/AUDIO SYSTEM
SLVS133A – AUGUST 1996 – REVISED APRIL 1998
24
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 34
100
50
0
0.1
1
V
150
f – Frequency – kHz
OUTPUT NOISE VOLTAGE
vs
FREQUENCY
200
10
SPEAKER AND RINGER AMPLIFIERS
Px = 0 V
VCC = 4 V
TA = 25
°
C
Figure 35
1.9
1.8
1.7
1.6
VO
2
2.1
OUTPUT VOLTAGE
vs
JUNCTION TEMPERATURE
2.2
SPEAKER AND RINGER AMPLIFIERS
–55
–25
0
TJ – Temperature –
°
C
25
50
75
100
125
Px = 0 V
VCC = 4 V
Figure 36
3
2
1.5
1
100
3.5
2.5
1 k
10 k
100 k
VO
MAXIMUM PEAK OUTPUT VOLTAGE
vs
LOAD RESISTANCE
MICROPHONE AMPLIFIER
RL – Load Resistance –
VCC = 4 V
Px = 0 V
TA = 25
°
C
f = 1 kHz
Av = 100 V/V
Figure 37
0.18
0.16
0.14
0.12
0.1
1
T
0.2
0.22
f – Frequency – kHz
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
0.24
10
MICROPHONE AMPLIFIER
VCC = 4 V
Px = 0 V
TA = 25
°
C
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