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參數(shù)資料
| 型號： | MAX4468 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | Quad RS-485 Differential Line Drivers 20-SOIC -40 to 85 |
| 中文描述： | 低成本、微功耗、SC70/SOT23-8封裝、麥克風前置放大器，可完全關(guān)斷 |
| 文件頁數(shù)： | 2/14頁 |
| 文件大小： | 502K |
| 代理商： | MAX4468 |
M
Low-Cost, Micropower, SC70/SOT23-8, Microphone
Preamplifiers with Complete Shutdown
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
Supply Voltage (V
CC
to GND)................................................+6V
All Other Pins to GND.................................-0.3V to (V
CC
+ 0.3V)
Output Short-Circuit Duration
OUT Shorted to GND or V
CC
.................................Continuous
Continuous Power Dissipation (T
A
= +70
°
C)
5-Pin SC70 (derate 2.5mW/
°
C above +70
°
C) .............200mW
5-Pin SOT23 (derate 7.1mW/
°
C above +70
°
C)...........571mW
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
8-Pin SOT23 (derate 5.3mW/
°
C above +70
°
C)...........421mW
8-Pin SO (derate 5.88mW/
°
C above +70
°
C)...............471mW
Operating Temperature Range ...........................-40
°
C to +85
°
C
Storage Temperature Range.............................-65
°
C to +150
°
C
Junction Temperature......................................................+150
°
C
Lead Temperature (soldering, 10s).................................+300
°
C
ELECTRICAL CHARACTERISTICS
(V
CC
= +5V, V
CM
= 0, V
OUT
= V
CC
/2, R
L
=
∞
to V
CC
/2, SHDN = GND (MAX4467/MAX4468 only). T
A
= T
MIN
to T
MAX
, unless otherwise
noted. Typical values specified at T
A
= +25
°
C.) (Note 1)
PARAMETER
SYMBOL
V
CC
CONDITIONS
MIN
2.4
TYP
MAX
5.5
48
60
50
±
5
±
100
±
15
V
CC
- 0.1
UNITS
V
Supply Voltage Range
Supply Current
(Per Amplifier)
Supply Current in Shutdown
Input Offset Voltage
Input Bias Current
Input Offset Current Range
Input Common-Mode Range
C om m on- M od e Rej ecti on Rati o
Inferred from PSRR test
T
A
= +25
°
C
T
A
= T
MIN
to T
MAX
SHDN = V
CC
(Note 2)
24
I
CC
μ
A
I
SHDN
V
OS
I
B
I
OS
V
CM
CMRR
5
nA
mV
nA
nA
V
dB
±
1
±
2.5
±
1
V
CM
= -0.1V
V
CM
= -0.1V
Inferred from CMRR test
-0.1V
≤
V
CM
≤
V
CC
- 1V
2.4V
≤
V
CC
≤
5.5V
MAX4465/MAX4467/MAX4469, f = 3.4kHz
MAX4466/MAX4468, f = 3.4kHz
-0.1
80
80
126
112
75
80
Power-Supply Rejection Ratio
PSRR
dB
R
L
= 100k
to V
CC
/2,
0.05V
≤
V
OUT
≤
V
CC
- 0.05V
125
Open-Loop Gain
A
VOL
R
L
= 10k
to V
CC
/2,
0.1V
≤
V
OUT
≤
V
CC
- 0.1V
80
95
dB
R
L
= 100k
R
L
= 10k
R
L
= 100k
R
L
= 10k
10
16
10
14
15
Output Voltage Swing High
V
OH
I
V
CC
- V
OH
I
50
mV
Output Voltage Swing Low
V
OL
50
mV
Output Short-Circuit Current
To either supply rail
mA
Output Leakage Current
in Shutdown
SHDN = V
CC
, 0
≤
V
OUT
≤
V
CC
;
(Notes 2, 3)
±
0.5
±
100
nA
SHDN Logic Low
SHDN Logic High
SHDN Input Current
V
IL
V
IH
(Note 2)
(Note 2)
(Note 2)
MAX4465/MAX4467/MAX4469
MAX4466/MAX4468
V
CC
0.3
V
V
nA
V
CC
0.7
2
25
200
600
Gain Bandwidth Product
GBWP
kHz
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|---|---|
| MAX4468ESA | Low-Cost, Micropower, SC70/SOT23-8, Microphone Preamplifiers with Complete Shutdown |
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| MAX4468EKA-T | Low-Cost, Micropower, SC70/SOT23-8, Microphone Preamplifiers with Complete Shutdown |
| MAX4469EKA-T | Low-Cost, Micropower, SC70/SOT23-8, Microphone Preamplifiers with Complete Shutdown |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX4468EKA | 制造商:Maxim Integrated Products 功能描述:- Cut Tape Product |
| MAX4468EKA+ | 制造商:Maxim Integrated Products 功能描述:AUD AMP MCRPH 1CH MONO CLS-AB 8PIN SOT-23 - Rail/Tube |
| MAX4468EKA+T | 功能描述:傳聲器前置放大器 uPower Microphone Preamplifier 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 |
| MAX4468EKA-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 |
| MAX4468ESA | 制造商:Maxim Integrated Products 功能描述:LOW-COST, MICROPOWER, SC70/SOT23-8, MICROPHON - Bulk |
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