參數(shù)資料
型號: MAX9810
廠商: Maxim Integrated Products, Inc.
英文描述: Electret Condenser Microphone Cartridge Preamplifier
中文描述: 駐極體麥克風(fēng)前置放大器
文件頁數(shù): 9/17頁
文件大?。?/td> 325K
代理商: MAX9810
M
Ultra-Low-Power, Open-Drain,
Single/Dual-Supply Comparators
_______________________________________________________________________________________
9
Detailed Description
The MAX971
MAX974/MAX981
MAX984 comprise
various combinations of a micropower 1.182V reference
and micropower comparators. The
Typical Operating
Circuit
shows the MAX971/MAX981 configuration, and
Figures 1a
1d show the MAX9_2
MAX9_4 configurations.
Internal hysteresis in the MAX9_1, MAX982, and
MAX9_3 provides the easiest method for implementing
hysteresis. It also produces faster hysteresis action and
consumes much less current than circuits using external
positive feedback.
Power-Supply and Input Signal Ranges
This family of devices operates from a single 2.5V to 11V
power supply. The MAX9_1 and MAX9_4 have a
separate ground for the output driver, allowing operation
with dual supplies ranging from ±1.25V to ±5.5V.
Connect V- to GND when operating the MAX9_1 or
MAX9_4 from a single supply. The maximum total supply
voltage in this case is still 11V.
For proper comparator operation, the input signal can
range from the negative supply (V-) to within one volt of
the positive supply (V+ - 1V). The guaranteed common-
mode input voltage range extends from V- to (V+ -
1.3V). The inputs can be taken above and below the
supply rails by up to 300mV without damage.
OUTA
V-
INA+
INA-
OUTB
V+
INB+
INB-
MAX972
1 (A1)
2 (C2)
3 (C1)
4 (B1)
8 (A3)
7 (A2)
6 (C3)
5 (B3)
( ) BUMPS FOR THE UCSP
Figure 1a. MAX972 Functional Diagram
OUTA
V-
INA+
INB-
OUTB
V+
REF
HYST
MAX9_3
1
2
3
4
8
7
6
5
V-
Figure 1c. MAX973/MAX983 Functional Diagram
(Window Comparator)
OUTA
V-
INA+
INB+
OUTB
V+
REF
HYST
MAX982
1
2
3
4
8
7
6
5
V-
Figure 1b. MAX982 Functional Diagram
OUTA
V+
INA-
INA+
OUTD
GND
IND+
IND-
MAX9_4
2
3
4
5
15
14
13
12
16
11
10
9
1
6
7
8
OUTB
INB-
INB+
REF
OUTC
INC+
INC-
V-
Figure 1d. MAX974/MAX984 Functional Diagram
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MAX983 &#181.P Reset IC with Battery-Backup[MAX703/MAX704/MAX703/MAX704/MAX703/MAX704/MAX703C/D/MAX703CPA/MAX703CSA/MAX703CSA-T/MAX703EPA/MAX703ESA/MAX703ESA-T/MAX703MJA/MAX704C/D/MAX704CPA/MAX704CSA/MAX704CSA-T/MAX704EPA/MAX704ESA/MAX704ESA-T/MAX704MJA]
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MAX9810AEBS 制造商:Maxim Integrated Products 功能描述:LECTRET CONDENSER MICROPHONE CARTR - Rail/Tube
MAX9810AEBS+T 功能描述:傳聲器前置放大器 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
MAX9810AEBS-T 功能描述:傳聲器前置放大器 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
MAX9810BEBS 制造商:Maxim Integrated Products 功能描述:LECTRET CONDENSER MICROPHONE CARTR - Rail/Tube
MAX9810BEBS+T 功能描述:傳聲器前置放大器 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