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參數(shù)資料
| 型號： | PGA2500IDB |
| 英文描述： | Digitally Controlled Microphone Preamplifier |
| 中文描述： | 數(shù)控麥克風(fēng)前置放大器 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大小： | 197K |
| 代理商： | PGA2500IDB |
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SBOS289A NOVEMBER 2003 REVISED DECEMBER 2003
www.ti.com
5
TYPICAL CHARACTERISTICS
All specifications at T
A
= +25
°
C, VA+ = +5V, VA = 5V, VD = 5V, and V
COM
IN = 0V, unless otherwise noted.
EQUIVALENT INPUT NOISE (E.I.N.) AS A FUNCTION OF GAIN
(with Z = 0
)
100
102
104
106
108
110
112
114
116
118
120
122
124
126
128
130
132
134
136
10
15
20
25
30
35
Gain (dB)
40
45
50
55
60
65
E
THD+N vs GAIN
(with 4.0 V
RMS
Output and Z = 40
)
10
15
20
25
30
35
Gain (dB)
40
45
50
55
60
65
T
0.01
0.001
0.0001
THD+N vs FREQUENCY
(R
S
= 40
, R
L
= 600
, V
COM
IN = 0V, BW = 22Hz to 22kHz)
20
100
1k
10k
20k
Frequency (Hz)
T
0.1
0.01
0.001
0.0001
V
= 4.0Vrms Differential
for Gains = 10, 20, 30, 40, 50, and 60dB
V
OUT
= 3.5Vrms Differential for Gain = 0dB
60dB
50dB
40dB
30dB
0dB
20dB
10dB
EQUIVALENT INPUT NOISE (E.I.N.) AS A FUNCTION OF GAIN
(with Z = 150
)
100
102
104
106
108
110
112
114
116
118
120
122
124
126
128
130
10
15
20
25
30
35
Gain (dB)
40
45
50
55
60
65
E
THD+N AND NOISE vs GAIN
(0dB = 4V
RMS
)
10
15
20
25
30
35
40
45
50
55
60
65
Gain Set (dB)
T
80
85
90
95
100
105
110
115
120
125
130
THD+N
with Z = 40
Noise
with Z = 0
THD+N vs FREQUENCY
(R
S
= 40
, R
L
= 600
, V
COM
IN = +2.5V, BW = 22Hz to 22kHz)
20
100
1k
10k
20k
Frequency (Hz)
T
0.1
0.01
0.001
0.0001
V
= 2.0Vrms Differential
for Gains = 10, 20, 30, 40, 50, and 60dB
V
OUT
= 1.0Vrms Differential for Gain = 0dB
60dB
50dB
40dB
10dB
20dB
30dB
0dB
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|---|---|
| PGA2500 | Digitally Controlled Microphone Preamplifier |
| PGA2500IDBR | Digitally Controlled Microphone Preamplifier |
| PGM08 | ARIES COLLET CONTACT PINS |
| PGM08xxx-xx | ARIES COLLET CONTACT PINS |
| PGM12xxx-xx | ARIES COLLET CONTACT PINS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| PGA2500IDBG4 | 功能描述:傳聲器前置放大器 0dB & 10dB-65dB in 1dB steps RoHS:否 制造商:Texas Instruments 可用增益調(diào)整:Digital control, 65 dB to 0 dB 共模抑制比（最小值）: 輸入補償電壓: 最大輸入電阻:9200 Ohms 最大工作溫度:+ 85 C 封裝 / 箱體:SSOP-28 封裝:Tube |
| PGA2500IDBR | 功能描述:傳聲器前置放大器 0dB & 10dB-65dB in 1dB steps RoHS:否 制造商:Texas Instruments 可用增益調(diào)整:Digital control, 65 dB to 0 dB 共模抑制比（最小值）: 輸入補償電壓: 最大輸入電阻:9200 Ohms 最大工作溫度:+ 85 C 封裝 / 箱體:SSOP-28 封裝:Tube |
| PGA2500IDBRG4 | 功能描述:傳聲器前置放大器 0dB & 10dB-65dB in 1dB steps RoHS:否 制造商:Texas Instruments 可用增益調(diào)整:Digital control, 65 dB to 0 dB 共模抑制比（最小值）: 輸入補償電壓: 最大輸入電阻:9200 Ohms 最大工作溫度:+ 85 C 封裝 / 箱體:SSOP-28 封裝:Tube |
| PGA2505 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Digitally-Controlled MICROPHONE PREAMPLIFIER |
| PGA2505EVM | 功能描述:音頻 IC 開發(fā)工具 PGA2505 Eval Mod RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V |
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