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MAX4468

产品描述1 CHANNEL, AUDIO PREAMPLIFIER, PDSO8
产品类别半导体    其他集成电路(IC)   
文件大小272KB,共12页
制造商Maxim(美信半导体)
官网地址https://www.maximintegrated.com/en.html
下载文档 详细参数 选型对比 全文预览

MAX4468概述

1 CHANNEL, AUDIO PREAMPLIFIER, PDSO8

1 通道, 音频放大器, PDSO8

MAX4468规格参数

参数名称属性值
功能数量1
端子数量8
最大工作温度85 Cel
最小工作温度-40 Cel
最大供电/工作电压5.5 V
最小供电/工作电压2.4 V
额定带宽600 kHz
加工封装描述SOT-23, 8 PIN
状态ACTIVE
工艺BICMOS
包装形状矩形的
包装尺寸SMALL OUTLINE, 低 PROFILE, SHRINK PITCH
表面贴装Yes
端子形式GULL WING
端子间距0.6500 mm
端子涂层锡 铅
端子位置
包装材料塑料/环氧树脂
温度等级INDUSTRIAL
消费IC类型音频放大器
通道数1

文档预览

下载PDF文档
19-1950; Rev 2; 6/12
Low-Cost, Micropower, SC70/SOT23-8, Microphone
Preamplifiers with Complete Shutdown
General Description
The MAX4465–MAX4469 are micropower op amps opti-
mized for use as microphone preamplifiers. They pro-
vide the ideal combination of an optimized gain
bandwidth product vs. supply current, and low voltage
operation in ultra-small packages. The MAX4465/
MAX4467/MAX4469 are unity-gain stable and deliver a
200kHz gain bandwidth from only 24µA of supply cur-
rent. The MAX4466/MAX4468 are decompensated for a
minimum stable gain of +5V/V and provide a 600kHz
gain bandwidth product. In addition, these amplifiers
feature Rail-to-Rail
®
outputs, high A
VOL
, plus excellent
power-supply rejection and common-mode rejection
ratios for operation in noisy environments.
The MAX4467/MAX4468 include a complete shutdown
mode. In shutdown, the amplifiers’ supply current is
reduced to 5nA and the bias current to the external
microphone is cut off for ultimate power savings. The
single MAX4465/MAX4466 are offered in the ultra-small
5-pin SC70 package, while the single with shutdown
MAX4467/MAX4468 and dual MAX4469 are available in
the space-saving 8-pin SOT23 package.
Features
o
+2.4V to +5.5V Supply Voltage Operation
o
Versions with 5nA Complete Shutdown Available
(MAX4467/MAX4468)
o
Excellent Power-Supply Rejection Ratio: 112dB
o
Excellent Common-Mode Rejection Ratio: 126dB
o
High A
VOL
: 125dB (R
L
= 100kΩ)
o
Rail-to-Rail Outputs
o
Low 24µA Quiescent Supply Current
o
Gain Bandwidth Product:
200kHz (MAX4465/MAX4467/MAX4469)
600kHz A
V
5 (MAX4466/MAX4468)
o
Available in Space-Saving Packages
5-Pin SC70 (MAX4465/MAX4466)
8-Pin SOT23 (MAX4467/MAX4468/MAX4469)
MAX4465–MAX4469
Ordering Information
PART
MAX4465EXK+T
MAX4465EUK+T
MAX4466EXK+T
TEMP RANGE
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
PIN-PACKAGE
5 SC70
5 SOT23
5 SC70
Applications
Microphone Preamplifiers
Hearing Aids
Cellular Phones
Voice-Recognition Systems
Digital Dictation Devices
Headsets
Portable Computing
MAX4466EUK+T
-40°C to +85°C
5 SOT23
+Denotes
a lead(Pb)-free/RoHS-compliant package.
Ordering Information continued at end of data sheet.
Typical Operating Circuit
V
CC
SHDN
MIC_BIAS
Pin Configurations
R
BIAS
TOP VIEW
+
IN+ 1
5
V
CC
R
BIAS
C
BIAS
R
DC
IN+
OUT
GND 2
MAX4465
MAX4466
4
OUT
C
IN
R
IN
IN-
IN- 3
C
BYPASS
MAX4467
MAX4468
R
DC
GND
SC70/SOT23
Pin Configurations continued at end of data sheet.
MICROPHONE
CAPSULE
R
FB
Rail-to-Rail is a registered trademark of Nippon Motorola, Ltd.
MAX4467/MAX4468 TYPICAL OPERATING CIRCUIT WITH
COMPLETE SHUTDOWN
For pricing, delivery, and ordering information, please contact Maxim Direct
at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.
1

MAX4468相似产品对比

MAX4468 MAX4469 MAX4468ESA MAX4467 MAX4466 MAX4466EUK-T MAX4465EUK-T MAX4465
描述 1 CHANNEL, AUDIO PREAMPLIFIER, PDSO8 1 CHANNEL, AUDIO PREAMPLIFIER, PDSO8 1 CHANNEL, AUDIO PREAMPLIFIER, PDSO8 1 CHANNEL, AUDIO PREAMPLIFIER, PDSO8 1 CHANNEL, AUDIO PREAMPLIFIER, PDSO8 1 CHANNEL, AUDIO PREAMPLIFIER, PDSO5 1 CHANNEL, AUDIO PREAMPLIFIER, PDSO5 1 CHANNEL, AUDIO PREAMPLIFIER, PDSO8
功能数量 1 1 1 1 1 1 1 1
端子数量 8 8 8 8 8 5 5 8
最大工作温度 85 Cel 85 Cel - 85 Cel 85 Cel - 85 Cel 85 Cel
最小工作温度 -40 Cel -40 Cel - -40 Cel -40 Cel - -40 Cel -40 Cel
最大供电/工作电压 5.5 V 5.5 V - 5.5 V 5.5 V - 5.5 V 5.5 V
最小供电/工作电压 2.4 V 2.4 V - 2.4 V 2.4 V - 2.4 V 2.4 V
额定带宽 600 kHz 600 kHz - 600 kHz 600 kHz - 200 kHz 600 kHz
加工封装描述 SOT-23, 8 PIN SOT-23, 8 PIN - SOT-23, 8 PIN SOT-23, 8 PIN - SOT-23, 5 PIN SOT-23, 8 PIN
状态 ACTIVE ACTIVE - ACTIVE ACTIVE - ACTIVE ACTIVE
工艺 BICMOS BICMOS - BICMOS BICMOS - BICMOS BICMOS
包装形状 矩形的 矩形的 - 矩形的 矩形的 - RECTANGULAR 矩形的
包装尺寸 SMALL OUTLINE, 低 PROFILE, SHRINK PITCH SMALL OUTLINE, 低 PROFILE, SHRINK PITCH - SMALL OUTLINE, 低 PROFILE, SHRINK PITCH SMALL OUTLINE, 低 PROFILE, SHRINK PITCH - SMALL OUTLINE, LOW PROFILE, SHRINK PITCH SMALL OUTLINE, 低 PROFILE, SHRINK PITCH
表面贴装 Yes Yes YES Yes Yes YES Yes Yes
端子形式 GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING
端子间距 0.6500 mm 0.6500 mm - 0.6500 mm 0.6500 mm - 0.9500 mm 0.6500 mm
端子涂层 锡 铅 锡 铅 - 锡 铅 锡 铅 - TIN LEAD 锡 铅
端子位置 DUAL DUAL DUAL
包装材料 塑料/环氧树脂 塑料/环氧树脂 - 塑料/环氧树脂 塑料/环氧树脂 - PLASTIC/EPOXY 塑料/环氧树脂
温度等级 INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL
消费IC类型 音频放大器 音频放大器 - 音频放大器 音频放大器 - AUDIO PREAMPLIFIER 音频放大器
通道数 1 1 - 1 1 - 1 1

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