参数资料
型号: MAX4254ESD+T
厂商: Maxim Integrated Products
文件页数: 14/16页
文件大小: 0K
描述: IC OPAMP R-R LN QUAD 14-SOIC
标准包装: 2,500
放大器类型: 通用
电路数: 4
输出类型: 推挽式,满摆幅
转换速率: 0.3 V/µs
增益带宽积: 3MHz
电流 - 输入偏压: 1pA
电压 - 输入偏移: 70µV
电流 - 电源: 420µA
电流 - 输出 / 通道: 68mA
电压 - 电源,单路/双路(±): 2.4 V ~ 5.5 V,±1.2 V ~ 2.75 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 14-SOIC(0.154",3.90mm 宽)
供应商设备封装: 14-SOIC
包装: 带卷 (TR)
1000
0.1
1k
10k
100k
1M
10M
OUTPUT IMPEDANCE
vs. FREQUENCY
MAX4249-57
TOC19
FREQUENCY (Hz)
OUTPUT
IMPEDANCE
)
1
10
100
AV = 1 (MAX4250–MAX4254)
AV = 10 (MAX4249/MAX4255/
MAX4256/MAX4257)
30
0
10
100
1k
10k
100k
INPUT VOLTAGE-N0ISE DENSITY
vs. FREQUENCY
MAX4249-57
TOC20
FREQUENCY (Hz)
Vn-EQUIVALENT
INPUT
NOISE-VOLTAGE
(nV/
√Hz)
5
10
15
20
25
200nV/div
1s/div
0.1Hz TO 10HzP-P NOISE
MAX4249-57
TOC21
VDD = 3V OR 5V
VP-PNOISE = 760nVP-P
-160
-140
-120
-100
-80
-60
-40
-20
0
MAX4250–MAX4254
FFT OF DISTORTION AND NOISE
FREQUENCY (Hz)
AMPLITUDE
(dBc)
10
5k
10k
15k
20k
MAX4249-57
TOC22
RL = 1kΩ
fO = 1kHz
AV = 1
fO
HD2
HD3
HD4
HD5
VOUT = 2VP-P
-140
-120
-100
-80
-60
-40
-20
0
20
10
5k
10k
15k
20k
MAX4249/MAX4255/MAX4256/MAX4257
FFT OF DISTORTION AND NOISE
MAX4249-57
TOC23
FREQUENCY (Hz)
AMPLITUDE
(dBc)
VOUT = 4VP-P
fO = 1kHz
HD2
HD3
VIN
10k
Ω
100k
Ω
11k
Ω
fO
VO
0.001
0.01
0.1
1
10
0
2
1
3
4
5
MAX4250–MAX4254
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT VOLTAGE (VDD = 5V)
MAX4249-57
TOC24
OUTPUT VOLTAGE (VP-P)
THD+N
(%)
VIN
RL = 1kΩ
100k
Ω
11k
Ω
AV = 10
fO = 3kHz
FILTER BW = 30kHz
VO
RL
RL = 10kΩ
RL = 100kΩ
0.001
0.01
0.1
1
10
0
2
1
3
MAX4249-57
TOC25
OUTPUT VOLTAGE (VP-P)
THD+N
(%)
100k
Ω
11k
Ω
MAX4250–MAX4254
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT VOLTAGE SWING (VDD = 3V)
VOUT
VIN
RL
RL = 1kΩ
RL = 10kΩ
RL = 100kΩ
AV = 10
fO = 3kHz
FILTER BW = 30kHz
0.001
0.01
0.1
1
0
3
4
1
2
5
MAX4249-57
TOC26
OUTPUT VOLTAGE (VP-P)
THD+N
(%)
fO = 20kHz, FILTER BW = 80kHz
100k
Ω
11k
Ω
MAX4249/MAX4255/MAX4256/MAX4257
TOTAL HARMONIC DISTORTION PLUS NOISE
vs. OUTPUT VOLTAGE SWING
VOUT
VIN
RL
AV = 10
fO = 3kHz, FILTER BW = 30kHz
0.0001
0.01
0.001
0.1
1
10
1k
100
10k
MAX4250–MAX4254
TOTAL HARMONIC DISTORTION
PLUS NOISE vs. FREQUENCY
MAX4249-57
TOC27
FREQUENCY (Hz)
THD+N
(%)
R2
R1
R1 = 560
Ω, R2 = 53kΩ
VIN
VOUT
RL
AV = 100
AV = 10
R1 = 5.6k
Ω, R2 = 53kΩ
FILTER BW = 22kHz
RL = 10kΩ TO GND
VO = 2VP-P
AV = 1
UCSP, Single-Supply, Low-Noise,
Low-Distortion, Rail-to-Rail Op Amps
Maxim Integrated
7
MAX4249–MAX4257
Typical Operating Characteristics (continued)
(VDD = 5V, VSS = 0V, VCM = VOUT = VDD/2, input noise floor of test equipment =10nV/!Hz for all distortion measurements,
TA = +25°C, unless otherwise noted.)
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