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参数资料
| 型号： | MAX4254ESD+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 13/16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) |
50
80
70
60
90
100
110
120
130
140
150
0
100
50
150
200
250
MAX4249-57
TOC10
VDD = 5V
RL REFERENCED TO GND
LARGE-SIGNAL VOLTAGE GAIN
vs. OUTPUT VOLTAGE SWING
VOUT SWING FROM EITHER SUPPLY (mV)
RL = 2kΩ
RL = 20kΩ
RL = 200kΩ
A V
(dB)
100
110
105
115
120
125
-40
0
-20
20
60
40
80
LARGE-SIGNAL VOLTAGE GAIN
vs. TEMPERATURE
MAX4249-57
TOC11
TEMPERATURE (
°C)
RL REFERENCED TO VDD/2
VDD = 5V
A V
(dB)
RL = 1kΩ
VOUT = 150mV
TO 4.75mV
RL = 100kΩ
VOUT = 10mV
TO 4.99mV
RL = 10kΩ
VOUT = 20mV
TO 4.975mV
0.373
0.374
0.375
0.376
340
380
360
400
420
440
460
-40
0
-20
20
60
40
80
SUPPLY CURRENT AND SHUTDOWN
SUPPLY CURRENT vs. TEMPERATURE
MAX4249-57 TOC12
TEMPERATURE (
°C)
SHUTDOWN
SUPPLY
CURRENT
(
A)
PER AMPLIFIER
SHDN = VDD
SUPPLY
CURRENT
(
A)
SHDN = VSS
320
340
360
380
400
420
440
0
0.1
0.2
0.3
0.4
0.5
0.6
1.8
2.8
2.3
3.3
3.8
4.3
4.8
5.3 5.5
SUPPLY CURRENT AND SHUTDOWN
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX4249-57 TOC13
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(
A)
SHUTDOWN
SUPPLY
CURRENT
(
A)
PER AMPLIFIER
SHDN = VDD
SHDN = VSS
2000
100
0.001
0.1
1
0.01
5
SUPPLY CURRENT
vs. OUTPUT VOLTAGE
MAX4249-57
TOC14
OUTPUT VOLTAGE (V)
SUPPLY
CURRENT
(
A) 1000
400
VDD = 5V
VDD = 3V
40
60
80
120
100
180
160
140
1.8
2.3
2.8
3.3
3.8
4.3
4.8
5.3
INPUT OFFSET VOLTAGE
vs. SUPPLY VOLTAGE
MAX4249-57
TOC15
SUPPLY VOLTAGE (V)
V OS
(
V)
VCM = 0
VOUT = VDD/2
RL REFERENCED TO GND
RL = 10kΩ
RL = 1kΩ
RL = 100kΩ
60
-40
100
10k
100k
1M
1k
10M
MAX4250–MAX4254
GAIN AND PHASE vs. FREQUENCY
-20
-10
0
-30
MAX4249-57 TOC16
FREQUENCY (Hz)
GAIN
(dB)
PHASE
(DEGREES)
10
20
30
40
50
180
-180
-108
-72
-36
-144
0
36
72
108
144
GAIN
PHASE
VDD = 3V, 5V
RL = 50kΩ
CL = 20pF
AV = 1000
60
-40
100
10k
100k
1M
1k
10M
MAX4249/MAX4255/MAX4256/MAX4257
GAIN AND PHASE vs. FREQUENCY
-20
-10
0
-30
MAX4249-57 TOC17
FREQUENCY (Hz)
GAIN
(dB)
PHASE
(DEGREES)
10
20
30
40
50
180
-180
-108
-72
-36
-144
0
36
72
108
144
GAIN
PHASE
VDD = 3V, 5V
RL = 50kΩ
CL = 20pF
AV = 1000
0
-100
-110
1
1k
10k 100k 1M
10
100
10M
MAX4250–MAX4254
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
-80
-70
-60
-90
MAX4249-57
TOC18
FREQUENCY (Hz)
PSRR
(dB) -50
-40
-30
-20
-10
PSRR+
PSRR-
VDD = 3V, 5V
UCSP, Single-Supply, Low-Noise,
Low-Distortion, Rail-to-Rail Op Amps
6
Maxim Integrated
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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| MAX4255EUK | 制造商:Maxim Integrated Products 功能描述:LOW-NOISE/DISTORTION SINGLE-SUPPLY - Rail/Tube |
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| MAX4255EUK+T | 功能描述:运算放大器 - 运放 Low-Distortion Rail-Rail Op Amp RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比（最小值）:63 dB 输入补偿电压:1 mV 输入偏流（最大值）:10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel |
| MAX4255EUK-T | 功能描述:运算放大器 - 运放 Low-Distortion Rail-Rail Op Amp RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比（最小值）:63 dB 输入补偿电压:1 mV 输入偏流（最大值）:10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel |
| MAX4256ESA | 功能描述:运算放大器 - 运放 Low-Distortion Rail-Rail Op Amp RoHS:否 制造商:STMicroelectronics 通道数量:4 共模抑制比（最小值）:63 dB 输入补偿电压:1 mV 输入偏流（最大值）:10 pA 工作电源电压:2.7 V to 5.5 V 安装风格:SMD/SMT 封装 / 箱体:QFN-16 转换速度:0.89 V/us 关闭:No 输出电流:55 mA 最大工作温度:+ 125 C 封装:Reel |
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