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6 ______________________________________________________________________________________
MAX11201
24-Bit, Single-Channel, Ultra-Low-Power, Delta
Sigma ADC with 2-Wire Serial Interface
Typical Operating Characteristics (continued)
(VAVDD = 3.6V, VDVDD = 1.8V, VREFP - VREFN = AVDD; internal clock; TA = TMIN to TMAX, unless otherwise specified. Typical values
are at TA = +25NC.)
INTERNAL OSCILLATOR FREQUENCY
vs. AVDD VOLTAGE
MAX11201
toc10
AVDD VOLTAGE (V)
FREQUENCY
(MHz)
3.45
3.30
3.15
3.00
2.85
2.2
2.3
2.4
2.5
2.6
2.1
2.70
3.60
MAX11201A
MAX11201B
NOISE vs. INPUT VOLTAGE
MAX11201
toc11
INPUT VOLTAGE (V)
NOISE
(V
RMS
)
2.0
1.5
-2.0 -1.5 -1.0
0 0.5
-0.5
1.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
-2.5
2.5
VREF = 2.5V
MAX11201A
MAX11201B
NOISE vs. TEMPERATURE
MAX11201
toc12
TEMPERATURE (°C)
NOISE
(V
RMS
)
75
55
-25
-5
15
35
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
-45
95
VREF = 3.0V
MAX11201A
MAX11201B
NOISE HISTOGRAM
(MAX11201A, 120sps)
MAX11201
toc13
ADC OUTPUT (V)
NUMBER
OF
READINGS
(%)
9.0
6.7
4.3
2.0
-0.3
2
4
6
8
10
12
14
0
-2.7
11.3
30,000 CONSECUTIVE READINGS
TA = +25°C
VREF = 2.5V
RMS = 2.1V
MEAN = 5.0V
ADC OUTPUT (V)
NUMBER
OF
READINGS
(%)
6.29
5.44
3.74 4.59
2.89
2.04
1.19
NOISE HISTOGRAM
(MAX11201B, 13.75sps)
2
4
6
8
10
12
14
16
18
20
0
MAX11201
toc14
30,000 CONSECUTIVE READINGS
TA = +25°C
VREF = 2.5V
RMS = 0.72V
MEAN = 4.1V
LONG-TERM ADC READINGS
(MAX11201A)
MAX11201
toc15
TIME (MINUTES)
ADC
READING
(V)
0.8
0.6
0.4
0.2
-10
-5
0
5
10
15
-15
0
1.0
TA = +25°C
VIN = 0V
RMS = 2.1V
LONG-TERM ADC READINGS
(MAX11201B)
MAX11201
toc16
TIME (MINUTES)
ADC
READING
(V)
8
6
4
2
-4
-3
-2
-1
0
1
2
3
4
5
-5
0
10
TA = +25°C
VIN = 0V
RMS = 0.70V
OFFSET ERROR vs. VREF
MAX11201
toc17
VREF (V)
OFFSET
ERROR
(ppmFSR)
3.5
3.0
2.5
2.0
1.5
-0.5
0
0.5
1.0
1.5
2.0
-1.0
1.0
4.0
VREF = VREFP - VREFN
TA = +85°C
TA = +25°C
TA = -45°C
OFFSET ERROR vs. TEMPERATURE
MAX11201
toc18
TEMPERATURE (°C)
OFFSET
ERROR
(ppmFSR)
75
55
35
15
-5
-25
0.5
1.0
1.5
2.0
2.5
0
-45
95
CALIBRATED AT +25°C
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MAX11201EUB+
功能描述:模数转换器 - ADC 24 Bit Sigma Delta ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX11201EUB+T
功能描述:模数转换器 - ADC 24 Bit Sigma Delta ADC RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
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制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:24-Bit, Single-Channel, Ultra-Low-Power, Delta Sigma ADC with 2-Wire Serial Interface
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制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:24-Bit, Single-Channel, Ultra-Low-Power, Delta Sigma ADC with 2-Wire Serial Interface
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制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:24-Bit, Single-Channel, Ultra-Low-Power, Delta Sigma ADC with 2-Wire Serial Interface
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功能描述:模数转换器 - ADC 24-Bit Delta-Sigma RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX11202AEUB+T
功能描述:模数转换器 - ADC 24-Bit Delta-Sigma RoHS:否 制造商:Texas Instruments 通道数量:2 结构:Sigma-Delta 转换速率:125 SPs to 8 KSPs 分辨率:24 bit 输入类型:Differential 信噪比:107 dB 接口类型:SPI 工作电源电压:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-32
MAX11202BEUB
制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:24-Bit, Single-Channel, Ultra-Low-Power, Delta Sigma ADC with 2-Wire Serial Interface