参数资料
型号: PGA2500IDBG4
英文描述: Digitally Controlled Microphone Preamplifier
中文描述: 数控麦克风前置放大器
文件页数: 4/17页
文件大小: 206K
代理商: PGA2500IDBG4
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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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相关代理商/技术参数
参数描述
PGA2500IDBR 功能描述:传声器前置放大器 0dB & 10dB-65dB in 1dB steps RoHS:否 制造商:Texas Instruments 可用增益调整:Digital control, 65 dB to 0 dB 共模抑制比(最小值): 输入补偿电压: 最大输入电阻:9200 Ohms 最大工作温度:+ 85 C 封装 / 箱体:SSOP-28 封装:Tube
PGA2500IDBRG4 功能描述:传声器前置放大器 0dB & 10dB-65dB in 1dB steps RoHS:否 制造商:Texas Instruments 可用增益调整:Digital control, 65 dB to 0 dB 共模抑制比(最小值): 输入补偿电压: 最大输入电阻:9200 Ohms 最大工作温度:+ 85 C 封装 / 箱体:SSOP-28 封装:Tube
PGA2505 制造商:TI 制造商全称:Texas Instruments 功能描述:Digitally-Controlled MICROPHONE PREAMPLIFIER
PGA2505EVM 功能描述:音频 IC 开发工具 PGA2505 Eval Mod RoHS:否 制造商:Texas Instruments 产品:Evaluation Kits 类型:Audio Amplifiers 工具用于评估:TAS5614L 工作电源电压:12 V to 38 V
PGA2505IDB 功能描述:传声器前置放大器 Dig-Controlled Micro phone Preamp RoHS:否 制造商:Texas Instruments 可用增益调整:Digital control, 65 dB to 0 dB 共模抑制比(最小值): 输入补偿电压: 最大输入电阻:9200 Ohms 最大工作温度:+ 85 C 封装 / 箱体:SSOP-28 封装:Tube