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參數資料
| 型號： | PGA2500 |
| 英文描述： | Digitally Controlled Microphone Preamplifier |
| 中文描述： | 數控麥克風前置放大器 |
| 文件頁數： | 4/16頁 |
| 文件大?。?/td> | 197K |
| 代理商： | PGA2500 |
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SBOS289A NOVEMBER 2003 REVISED DECEMBER 2003
www.ti.com
4
PIN CONFIGURATION
PGA2500
1
2
3
4
5
28
27
26
25
24
AGND
V
IN
+
V
IN
V
COM
IN
C
S11
GPO1
GPO2
GPO3
GPO4
OVR
6
7
8
9
10
11
12
13
14
23
22
21
20
19
18
17
16
15
C
S12
C
S21
C
S22
VA
VA+
VA+
V
OUT
+
V
OUT
VA
DGND
DCEN
0dB
ZCEN
SDI
CS
SCLK
SDO
VD
PIN DESCRIPTIONS
PIN NUMBER
1
NAME
GPO1
DESCRIPTION
General-Purpose CMOS Logic Output
2
GPO2
General-Purpose CMOS Logic Output
3
GPO3
General-Purpose CMOS Logic Output
4
GPO4
General-Purpose CMOS Logic Output
5
OVR
Over Range Output (Active High)
6
DGND
Digital Ground
7
DCEN
DC Servo Enable (Active Low)
8
0dB
Unity Gain Enable (Active High)
9
ZCEN
Zero Crossing Detector Enable (Active High)
10
SDI
Serial Data Input
11
CS
Chip Select Input (Active Low)
12
SCLK
Serial Data Clock Input
13
SDO
Serial Data Output
14
VD
5V Digital Supply
15
VA
5V Analog Supply
16
V
OUT
V
OUT
+
VA+
Analog Output, Inverting
17
Analog Output, Non-Inverting
18
+5V Analog Supply
19
VA+
+5V Analog Supply
20
VA
5V Analog Supply
21
C
S22
C
S21
C
S12
C
S11
V
COM
IN
V
IN
V
IN
+
AGND
DC Servo Capacitor #2, Terminal 2
22
DC Servo Capacitor #2, Terminal 1
23
DC Servo Capacitor #1, Terminal 2
24
DC Servo Capacitor #1, Terminal 1
25
Common Mode Voltage Input, 0V to +2.5V
26
Analog Input, Inverting
27
Analog Input, Noninverting
28
Analog Ground
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| PH0912-10 | Very Low Noise, Differential Amplifier and 10MHz Lowpass Filter; Package: SO; No of Pins: 8; Temperature Range: -40°C to +85°C |
相關代理商/技術參數 |
參數描述 |
|---|---|
| PGA2500_06 | 制造商:BB 制造商全稱:BB 功能描述:Digitally Controlled Microphone Preamplifier |
| PGA2500EVM | 功能描述:音頻 IC 開發(fā)工具 PGA2500 Eval Mod RoHS:否 制造商:Texas Instruments 產品:Evaluation Kits 類型:Audio Amplifiers 工具用于評估:TAS5614L 工作電源電壓:12 V to 38 V |
| PGA2500IDB | 功能描述:傳聲器前置放大器 GainRange:0dBand RoHS:否 制造商:Texas Instruments 可用增益調整: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 |
| 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 |
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